Executive Operations Partner, Office of the CEO (OCEO)

At Heart Aerospace, we are developing the ES-30, a regional hybrid-electric commercial aircraft
capable of carrying 30 passengers, boasting an all-electric, zero-emission range of 125 mi and a
hybrid-electric range of 500 mi. Heart is targeting type certification of the ES-30 by the end of the
decade.

Heart’s Executive Leadership Team (ELT) is focused on delivering the company’s next critical phase:
achieving first flight of our X1 full-scale demonstrator aircraft, advancing the X2 prototype program,
progressing strategic planning and fundraising efforts, and preparing the company for
industrialization and production. This is a period of high intensity, rapid decision-making, and strident
execution requiring tight coordination across engineering, operations, commercial, and corporate
functions.

Your Mission:

Heart Aerospace is seeking an Executive Operations Partner to support Heart’s Executive
Leadership Team, with primary focus on supporting the Founder & CEO. This role sits at the center
of the company’s operating rhythm, helping ensure senior leaders are spending their time on the
highest-value priorities and that the day-to-day mechanics around strategic decision-making,
meetings, travel, external engagement, and follow-through run with precision.

The Executive Operations Manager will own core executive operations across scheduling, travel,
inbox and headquarters management support, while helping maintain order, responsiveness, and
momentum during a dynamic period of company growth. This is a high-trust, high-visibility role suited
for someone who thrives in fast-moving environments, exercises strong judgment, and brings a
service mindset, discretion, and operational excellence to supporting senior leadership. The role
requires flexibility and a high degree of responsiveness, including outside of normal business hours,
as the needs of the Executive Leadership Team evolve.

This role may suit both an experienced executive operations professional and a high-potential
early-career operator looking to build deep exposure to how a hard tech company is run at the
leadership level.

Key responsibilities include but are not limited to:

Executive Admin & Correspondence: 

• Lead executive scheduling for members of the Executive Leadership Team, driving prioritization, sequencing, conflict resolution, and focus time protection so leadership time stays aligned to company priorities 
• Serve as a point of coordination for last-minute changes and shifting priorities, helping the Executive Team respond quickly and smoothly 
• Manage Executive Leadership Teams’ inbox, including triage, drafting responses, and flagging items requiring direct attention 
• Support executive correspondence across key external functions, including investor relations, media relations, public affairs, and Corporate Affairs activities including maintaining CRM hygiene and tracking next steps 
• Track meeting action items and follow-ups to ensure continuity and execution across meetings and commitments   
• Identify gaps and improve systems, tools, and processes to increase efficiency and clarity 
• Collaborate with Executive Operations partners across the company and support team events, offsites, and company-wide activities as needed 
• Support expense management, including receipt tracking, reconciliation, and timely submission 

Travel & planning: 

• Support executive travel and planning, ensuring domestic and international travel is tightly coordinated, and executed to a high standard.  
• Prepare agendas, briefing materials, and background notes for meetings, travel, and external engagements 

Headquarters Management & Visits: 

• Support the Office Manager with headquarters logistics, helping manage executive movements and the day-to-day details that keep the office running smoothly. Including overseeing meeting room scheduling, coordinating catering, supplies, printed materials, and other on-site needs for executive meetings and leadership activity. 
• Ensure a polished, high-quality, and well-run experience for visitors engaging with Heart leadership, from arrival through departure 

Special Projects & Initiatives: 

• Support headquarters evolution and facilities improvements, including layout, functionality, and day-to-day usability of the space 
• Contribute to the look and feel of the executive and headquarters environment, including decor, materials, and overall presentation of the company to internal and external stakeholders 
• Assist in building and refining internal processes, templates, and materials that support executive operations and company-wide coordination 

You’ll Bring These Qualifications for the Executive Operations Manager position:

• 5+ years of experience supporting founders, senior executives, or principals in a technology startup or other high-demand environment 
• Experience owning complex executive scheduling, including prioritization, sequencing, and conflict resolution across multiple stakeholders 
• Experience planning and executing complex domestic and international travel with frequent changes and tight timelines 
• Strong written and verbal communication skills, including drafting professional correspondence on behalf of executives 
• Experience with handling sensitive information and high-stakes interactions 
• Experience supporting external engagement workflows, including investor, media, or stakeholder coordination (CRM familiarity a plus) 

These Qualifications Would Be Nice to Have:

• High level of responsiveness, reliability, and professionalism in a fast-paced, always-on environment 
• Strong operational instincts, with the ability to anticipate needs, close gaps, and keep work-streams moving 
• Comfortable coordinating across senior internal stakeholders and high-profile external contacts 
• Interest in using generative AI tools to improve workflow efficiency (e.g., summarization, drafting, research, and materials development) 

Additional Requirements:

• Ability to maintain a high level of responsiveness outside standard business hours as needed

At Heart Aerospace we develop the ES-30, a regional hybrid-electric airplane with a capacity of 30 passengers, an electric zero-emission range of 200 km and an extended hybrid range of 400 km. Heart is targeting type certification of the ES-30 by the end of the decade.

Your mission

As part of the Flight Mechanisms team, you will be responsible for design, development, validation, and eventually certification of components including primary and secondary flight control actuators, propulsion and landing gear components, and environmental control (ECS) components. You will work with electrical, software, and mechanical engineers across teams to build and fly complex systems.

Key responsibilities include but are not limited

• The opportunity to exercise full ownership over the design, fabrication and test of novel flight components.
• You will lead the design of crucial subcomponents including gears, bearings, seals.
• Design, build and test components to environmental qualification standards such as DO-160G, MIL-STD-810, or similar.
• Work will a cross-functional team developing electronic and software control systems.

(This position can be hired as a Senior Mechanical Design Engineer or Staff Mechanical Design Engineer )

Skills & Requirements:
You'll Bring These Qualifications for Senior Mechanical Design Engineer, Mechanisms

• 5+ years experience using CAD software in a professional environment (e.g., NX, CATIA, SolidWorks or similar).
• Strong mechanical engineering fundamentals, including design (CAD), analysis (FEA/hand calcs), and fabrication (machine shop)
• Experience with pneumatic, hydraulic, and/or electromechanical (motorized) systems.
• Passion for aircraft and electrification of the aviation industry.

You'll Bring These Qualifications for Staff Mechanical Design Engineer, Mechanisms

• 8+ years experience using CAD software in a professional environment (e.g., NX, CATIA, SolidWorks or similar).
• Strong mechanical engineering fundamentals, including design (CAD), analysis (FEA/hand calcs), and fabrication (machine shop)
• Experience with pneumatic, hydraulic, and/or electromechanical (motorized) systems.
• Passion for aircraft and electrification of the aviation industry.

These Qualifications Would Be Nice to Have:

• Thorough familiarity with aerospace design and regulatory standards (e.g., FAA, EASA) such as DO-160G, MIL-STD-810, or similar.
• Demonstrated experience with hand-calculation methods for preliminary and verification analysis of complex mechanical systems.
• Strong understanding of mechanical manufacturing fundamentals, including advanced GD&T concepts and application for mechanisms.
• Proven capability to take designs from concept through to analysis and production, working independently and collaboratively with cross-functional teams.

Education

• Bachelor's in mechanical engineering, computer science, electrical engineering, or similar engineering discipline.

At Heart Aerospace, we’re shaping the future of sustainable aviation with the ES-30, a regional hybrid-electric aircraft designed to carry 30 passengers with a 200 km all-electric, zero-emission range and an extended 400 km hybrid range. Heart is targeting type certification by the end of the decade.

Your Mission

As a Senior Mechanical Design Engineer, Landing Gear, you will design, analyze, and develop Landing Gear Systems for the ES-30 aircraft. In this role you'll be creating new solutions from first principles, making critical trade-offs, and the opportunity to see your work fly. You'll work closely with structures, flight controls, and systems integration teams to deliver landing gear that's lightweight, robust, and optimized for our unique operational requirements. This is a hands-on, high-impact role where your decisions shape the aircraft.

Key Responsibilities include but are not limited to:

• Design and develop landing gear systems and components (struts, actuators, drag braces, torque links) in accordance with airworthiness requirements and customer specifications 
• Perform structural and fatigue analyses to validate landing gear designs against static, dynamic, and impact load cases 
• Develop and maintain detailed CAD models and engineering drawings using CATIA or similar tools, ensuring full compliance with GD&T standards 
• Support design reviews (PDR, CDR) by preparing technical documentation, trade studies, and design justification reports 
• Collaborate with cross-functional teams including stress, systems, manufacturing, and certification engineers to drive designs from concept through production release 
• Interface with suppliers and subcontractors to ensure components meet design intent, tolerances, and material specifications 
• Contribute to the resolution of technical non-conformances and engineering dispositions raised during manufacturing and testing phases 

Skills & Requirements:

You'll Bring These Qualifications for Senior Mechanical Design Engineer, Landing Gear:

• 5+ years of experience in aerospace structural design, with exposure to landing gear systems or undercarriage components preferred
• Proficiency in CAD software (CATIA V5/V6 preferred) and PDM/PLM systems (Windchill, ENOVIA)
• Familiarity with relevant airworthiness standards such as CS-25 / FAR Part 25, and design guidance materials (e.g., SAE ARP, MIL-spec)
• Working knowledge of materials commonly used in landing gear applications, including high-strength steels, titanium alloys, and surface treatments
• Experience with fatigue life estimation and damage tolerance methodologies is a strong asset
• Strong analytical mindset with the ability to balance design performance, weight, cost, and manufacturability

These Qualifications Would Be Nice to Have:

• Thorough familiarity with aerospace design and regulatory standards (e.g., FAA, EASA) such as DO-160G, MIL-STD-810, or similar.
• Demonstrated experience with hand-calculation methods for preliminary and verification analysis of complex mechanical systems.
• Strong understanding of mechanical manufacturing fundamentals, including advanced GD&T concepts and application for mechanisms.
• Proven capability to take designs from concept through to analysis and production, working independently and collaboratively with cross-functional teams.

Education:

• Bachelor’s degree in Aerospace Engineering, Mechanical Engineering, or Structural Engineering. 

At Heart Aerospace, we’re shaping the future of sustainable aviation with the ES-30, a regional hybrid-electric aircraft designed to carry 30 passengers with a 200 km all-electric, zero-emission range and an extended 400 km hybrid range. Heart is targeting type certification by the end of the decade.

Your Mission

As a Mechanical Design Engineer, Structures & Airframe, you will design, analyze, and develop aircraft structural components. You will collaborate cross functionally to the design of the fuselage, wing, and empennage, working with both composite and metallic materials, while gaining hands-on exposure to certified aerospace hardware development in a fast-paced, collaborative environment.

This is an exciting opportunity for a mechanical or aerospace engineer to contribute to the design and development of next-generation aircraft structures while building strong engineering fundamentals and growing into increased technical responsibility over time.

Key Responsibilities include but are not limited to:

• This role is a Responsible Engineer (RE) who focuses on the design and development of aircraft structural components.
• Create and release 3D CAD models, 2D drawings, and documentation using NX/Teamcenter or equivalent tools.
• Optimize structural performance for cost and mass.
• Perform structural analyses, hand calculations, and FEA activities with mentorship.
• Define structural requirements, specifications, and test plans.
• Own structural testing activities, data review, and documentation.
• Collaborate with manufacturing, quality, and test teams to resolve design and build issues.
• Participate in design reviews, continuous improvement and best practices.
• Learn and apply aerospace standards, GD&T, and manufacturing fundamentals.

(This position can be hired as a Mechanical Design Engineer II or Senior Mechanical Design Engineer) 

Skills & Requirements:

You'll Bring These Qualifications for Mechanical Design Engineer II, Structures & Airframe:

• 2+ years of professional experience in structural design, aerospace engineering, or a related field.
• Experience with CAD tools such as Siemens NX, CATIA, Creo, or SolidWorks
• Understanding of engineering fundamentals, structural mechanics, and first principles
• Exposure to composite and/or metallic structures through coursework, projects, or early industry experience
• Familiarity with GD&T and basic manufacturing concepts
• Strong written and verbal communication skills in English
• Ability to work collaboratively in a team environment and take technical direction
• Passion for aircraft design and interest in sustainable aviation

You'll Bring These Qualifications for a Senior Mechanical Design Engineer, Structures & Airframe:

• 5+ years experience in composite structural design
• Experience with CAD tools such as Siemens NX, CATIA, Creo, or SolidWorks
• Understanding of engineering fundamentals, structural mechanics, and first principles
• Familiarity with GD&T and basic manufacturing concepts
• Strong written and verbal communication skills in English
• Ability to work collaboratively in a team environment and take technical direction
• Passion for aircraft design and interest in sustainable aviation

Education:

• Bachelor’s degree in Aerospace Engineering, Mechanical Engineering, or a related field.

These Qualifications Would Be Nice to Have:

• Worked in a startup environment.
• Hands-on exposure to composite or aluminum part fabrication.
• Familiarity with NX, CATIA, or other advanced CAD platforms.
• Academic or early exposure to FAA/EASA certification concepts.
• Introductory experience with FEA tools and structural analysis methods.
• Experience leading or working with structural testing, instrumentation, or data analysis.
• Master’s degree (or progress toward one) in Aerospace or Mechanical Engineering.

Base Pay Range:

• Mechanical Design Engineer II - $124,000 - $155,000.
• Senior Mechanical Design Engineer - $140,000 - $176,000.

At Heart Aerospace we develop the ES-30, a regional hybrid-electric airplane with a capacity of 30 passengers, an electric zero-emission range of 200 km and an extended hybrid range of 400 km. Heart is targeting type certification of the ES-30 by the end of the decade.

Your mission

As part of the Flight Mechanisms team, you will be responsible for design, development, validation, and eventually certification of components including primary and secondary flight control actuators, propulsion and landing gear components, and environmental control (ECS) components. You will work with electrical, software, and mechanical engineers across teams to build and fly complex systems.

Key responsibilities include but are not limited to: 

• The opportunity to exercise full ownership over the design, fabrication and test of novel flight components.
• You will lead the design of crucial subcomponents including gears, bearings, seals.
• Design, build and test components to environmental qualification standards such as DO-160G, MIL-STD-810, or similar.
• Work will a cross-functional team developing electronic and software control systems.

(This position can be hired as a Mechanical Design Engineer I or Mechanical Design Engineer II)

Skills & Requirements:
You'll Bring These Qualifications for Mechanical Design Engineer I, Mechanisms

• Experience using CAD software in a professional environment (e.g., NX, CATIA, SolidWorks or similar).
• Strong mechanical engineering fundamentals, including design (CAD), analysis (FEA/hand calcs), and fabrication (machine shop)
• Experience with pneumatic, hydraulic, and/or electromechanical (motorized) systems.
• Passion for aircraft and electrification of the aviation industry.

You'll Bring These Qualifications for Mechanical Design Engineer II, Mechanisms

• 2+ years experience using CAD software in a professional environment (e.g., NX, CATIA, SolidWorks or similar).
• Strong mechanical engineering fundamentals, including design (CAD), analysis (FEA/hand calcs), and fabrication (machine shop)
• Experience with pneumatic, hydraulic, and/or electromechanical (motorized) systems.
• Passion for aircraft and electrification of the aviation industry.

These Qualifications Would Be Nice to Have:

• Thorough familiarity with aerospace design and regulatory standards (e.g., FAA, EASA) such as DO-160G, MIL-STD-810, or similar.
• Demonstrated experience with hand-calculation methods for preliminary and verification analysis of complex mechanical systems.
• Strong understanding of mechanical manufacturing fundamentals, including advanced GD&T concepts and application for mechanisms.
• Proven capability to take designs from concept through to analysis and production, working independently and collaboratively with cross-functional teams.

Education

• Bachelor's in mechanical engineering, computer science, electrical engineering, or similar engineering discipline.

Los Angeles, CA

Role Overview:

At Heart Aerospace we are developing the ES-30, a regional hybrid-electric airplane with a capacity of 30 passengers, an electric zero-emission range of 200 km and an extended hybrid range of 400 km. Heart is targeting type certification of the ES-30 by the end of the decade.

Your mission

As a Senior/Staff Software Engineer on the Flight Software Team, you are responsible for all aspects the development of the software on the aircraft. You will interface with other engineers to develop and understand requirements, architect and writing high quality code, build tests and test infrastructure, documentation, and provide support through the software lifecycle. You will report to the Manager of Flight Software and collaborate with other engineers as part of a multi-functional team.

Every engineer on the team is responsible for laying the technological foundation for the aircraft software and supporting systems, including but not limited to implementing aircraft control functions on embedded systems, developing aircraft models and simulation tools, implementing critical fault tolerance mechanisms, and building hardware and software test systems.

Key Responsibilities include but are not limited to:

• Create highly reliable embedded software that control critical systems on Heart’s aircraft.

• Work with interdisciplinary teams to scope, design and build next generation hybrid electric aircraft capabilities, including engine controllers, battery management systems, flight control actuators, flight control systems and aircraft data networks.

• Develop tools that allow for test execution across multiple environments, ranging from high fidelity simulated software environments, to full scale test stands.

• Invent new systems that enable more frequent and reliable software deployment, test execution, and data analysis as part of a continuous integration and release system.

• Mentor junior engineers and set best practices for the team.

You'll Bring These Qualifications as a Senior Software Engineer:

• Bachelor's or above in computer science, electrical engineering, or similar engineering discipline.

• 5+ years professional experience writing safety-critical code for vehicles, or similar applications.

• Excellent verbal and written communication skills in English.

• Passion for aircraft and Heart’s mission.

You'll Bring These Qualifications as a Staff Software Engineer: 

• 8+ years professional experience writing safety-critical code for vehicles, or similar applications.

• Excellent verbal and written communication skills in English.

The ideal candidate would have:

• Significant experience writing software in Rust, Python, C, C++, or a similar systems language.

• Experience writing code for execution in an embedded environment (microcontrollers, bare metal, RTOS, embedded OS).

• Experience modeling cyber-physical systems (6 DoF Simulators, Monte Carlos, Battery Pack Models).

• Strong systems design fundamentals. Experience architecting software systems (and contributing requirements to hardware design) for vehicle systems. Experience with various approaches to fault tolerance and fault mitigation.

• Significant experience with software and hardware test development. Experience with unit tests, CI/CD, integration testing, data collection and management, report generation, fuzzing and other advanced automated test methods.

• Experience developing software under a functional safety compliant process (for example, compliant to IEC 61508, ISO 26262, DO-178C, or similar). Strong understanding of functional safety and how to apply it to software development.

Base Pay Range:

• Senior Software Engineer: $155,000 —$193,000 USD.
• Staff Software Engineer: $190,000 —$238,000 USD.

Los Angeles, CA

At Heart Aerospace we are developing the ES-30, a regional hybrid-electric airplane with a capacity of 30 passengers, an electric zero-emission range of 200 km and an extended hybrid range of 400 km. Heart is targeting type certification of the ES-30 by the end of the decade.

Your mission

As an early – mid level Software Engineer on the Flight Software Team, you are responsible for all aspects the development of the software on the aircraft. You will interface with other engineers to develop and understand requirements, architect and writing high quality code, build tests and test infrastructure, documentation, and provide support through the software lifecycle. Part of your responsibility will be to lay the technological foundation for the aircraft software and supporting systems, including but not limited to implementing aircraft control functions on embedded systems, developing aircraft models and simulation tools, implementing critical fault tolerance mechanisms, and building hardware and software test systems. You will report to the Manager of Flight Software and collaborate with other engineers as part of a multi-functional team.

Key Responsibilities include but are not limited to:

• Design, develop, test, and maintain embedded software for safety-critical vehicle and industrial systems.
• Write reliable, maintainable code for embedded environments including microcontrollers, bare-metal systems, RTOS, and embedded operating systems.
• Collaborate cross-functionally with systems, hardware, flight sciences, and quality teams.
• Contribute to verification and validation activities including unit testing, integration testing, and system-level testing.
• Support simulation, modeling, and test activities.
• Document designs, requirements, and test results clearly and effectively.

You'll Bring These Qualifications as a Software Engineer I:

• 0–2 years of professional experience (internships, co-ops, academic project work) in structural design, aerospace engineering, or a related field.
• Writing production-quality code in systems languages such as Rust, C, C++, or Python.
• Develop embedded software under close mentorship and guidance.
• Learn safety-critical development processes and certification standards.
• Implement embedded software features with moderate guidance.
• Contribute to fault tolerance, fault mitigation strategies, unit tests, CI/CD pipelines, integration testing, well-defined features, test development, and documentation.
• Participate in system modeling and simulation efforts.
• Strong verbal and written communication skills in English.

You'll Bring These Qualifications as a Software Engineer II:

• 2+ years of professional industry experience.
• Writing production-quality code in systems languages such as Rust, C, C++, or Python.
• Own medium-complexity features and subsystems end-to-end.
• Apply strong systems design fundamentals to embedded software architecture.
• Contribute to fault tolerance, fault mitigation strategies, unit tests, CI/CD pipelines, integration testing, well-defined features, test development, and documentation.
• Actively participate in design reviews and cross-discipline technical discussions.
• Establish well-defined features, test development, and documentation.
• Strong verbal and written communication skills in English.

Education:

• Obtaining and/or obtained a minimum Bachelor’s degree in Aerospace Engineering, Computer Science, Electrical Engineering, or a related engineering discipline

These Qualifications Would Be Nice to Have:

• Passion for aircraft, vehicles, and the company mission.
• Experience with embedded execution environments (microcontrollers, bare metal, RTOS, embedded OS).
• Experience modeling cyber-physical systems (e.g., 6-DoF simulators, Monte Carlo simulations, battery pack models).
• Experience with software and hardware test development: Unit tests, CI/CD pipelines, integration testing, automated testing, fuzzing, data collection, and report generation.
• Support development under functional safety–compliant processes (e.g., DO-178C, ISO 26262, IEC 61508).

Base Pay Range:

• Software Engineer I: $119,000—$149,000 USD.
• Software Engineer II: $137,000—$171,000 USD.

At Heart Aerospace, we are developing the ES-30, a regional hybrid-electric airplane capable of carrying 30 passengers, boasting an electric zero-emission range of 200 km and an extended hybrid range of 800 km. Heart is targeting type certification of the ES-30 by the end of the decade.

As we transition from prototype to production, we are expanding our in-house electronics capability to deliver flight-worthy actuators, controls, and monitoring systems that match the ambition of our aircraft.

Your mission

We are seeking a Electrical Engineer who excels in owning the full printed-circuit-board assembly (PCBA) lifecycle—from concept and schematic capture through layout, verification, and manufacturing release. In this role, you will design multiple boards in parallel, coordinate build schedules, and work closely with software and mechanical teams to deliver tightly integrated subsystems for flight-critical applications. 

Key responsibilities include but are not limited to:

• Architect & design PCBAs for high-reliability, mixed-signal, and power-conversion applications (up to 900 V DC and high-speed digital buses).
• Own schematic capture, component selection, and constraint-driven layout using Altium Designer (or similar), while enforcing design rules for signal integrity, thermal management, and manufacturability.
• Perform design reviews, simulations, and worst-case circuit analyses (SI/PI, DFMEA, thermal, EMC) to meet DO-160, DO-254, and RTCA environmental standards.
• Lead bring-up and validation testing, authoring test plans and writing Python/Rust/C test scripts in collaboration with software engineers.
• Collaborate daily with mechanical engineers to optimize board outlines & connectors.
• Drive continuous improvement in Heart’s electronics development workflow—automating checks, tightening version control, and mentoring junior engineers.

You'll Bring These Qualifications:

• 3+ years of professional experience in PCBA design and NPI for safety-critical or aerospace products.
• Proven ownership of at least one product from concept to volume production
• Proficiency in ECAD tools (Altium or equivalent)
• Expertise in high-speed communication (Ethernet), power electronics (up to kW-level), and embedded-system interfaces (CAN, ARINC-429, Ethernet, SPI/I²C).
• Hands-on experience with lab instrumentation (oscilloscopes, VNAs, thermal chambers) and debugging of EMI/EMC issues.

These Qualifications Would Be Nice to Have:

• Experience certifying electronics for Part 23/25 aircraft or eVTOL platforms.
• Working knowledge of design assurance processes (DO-160, DO-254, IPC-2221/2222, IPC-7351).
• Knowledge of motor-drive control or battery-management circuitry.

Education

• Bachelor’s or master's in electrical engineering (or equivalent).

At Heart Aerospace we develop the ES-30, a regional hybrid-electric airplane with a capacity of 30 passengers, an electric zero-emission range of 200 km and an extended hybrid range of 400 km. Heart is targeting type certification of the ES-30 by the end of the decade.

Your mission

We are seeking a highly motivated Electric Motor Design Engineer to join our Propulsion team. You will lead the design and development of the HV electric motors for our aircraft’s hybrid propulsion. You will interface across mechanical, thermal, power electronics, airframe, and battery teams to deliver a fully integrated and certifiable hybrid Electric Propulsion Unit (EPU).

Key responsibilities include but are not limited to:

• Design, develop, commission, and certificate innovative cutting-edge electric motors for hybrid propulsion system.
• Lead and execute system-level tests, such as motor and propeller test stands.
• Collaborate with suppliers to ensure delivery of integrated, and certifiable subsystems.
• Perform avionics-optimized electric motor topology trade studies.
• Create 2D/3D CAD models of electric motors in drawing tools (e.g., Siemens NX).

You'll Bring These Qualifications:

• 2+ years of professional experience designing high voltage, high power electric motors.
• In depth understanding of permanent magnet motor design, principles, modeling, and analysis techniques.
• Proficiency with JMAG, Ansys Maxwell, RMxpert, or MotorCAD.
• Design and optimize electromagnetic active parts for manufacturing and certification.
• Hands-on experience with integration of propulsion and/or powertrain test stands, including instrumentation, controls, and mechanical assembly.
• Strong understanding of electric motors manufacturing processes such as stator winding, lamination stacking, and stator varnishing.
• Strong knowledge of motor manufacturing, heat treatment, statics, dynamics and mechanics of materials.

These Qualifications Would Be Nice to Have:

• Understanding of certification requirements (EASA CS-23/25 or FAA FAR Part 23/25).
• Knowledge of aerospace airworthiness standards, e.g. DO-254, and DO-160.
• Develop and maintain design failure mode and effects analysis (DFMEA).

Education:

• Master’s or PhD degree in Mechanical, or Electrical Engineering or related fields.

At Heart Aerospace, we are developing the ES-30, a regional hybrid-electric airplane capable of carrying 30 passengers, boasting an electric zero-emission range of 200 km and an extended hybrid range of 800 km. Heart is targeting type certification of the ES-30 by the end of the decade.

Your mission

We are seeking a highly motivated Flight Systems Engineer to join our  Mechanisms team. You will play a crucial role in the system-level design, bring up, debugging, and certification of distributed systems across the ES-30 aircraft. You'll collaborate with cross-functional teams to design and certify the first commercial electric-hybrid aircraft.

Key responsibilities include but are not limited to:

• Lead the design of essential systems by collaborating cross-functionally with flight science, software, electrical, mechanical, and safety engineers.
• Lead in-vehicle debugging, troubleshooting, and root cause analysis of system-level issues, across electrical, mechanical and software systems. Work across multiple teams to find and efficient solution.
• Support bring-up and maintenance of prototype aircraft, integration test benches, Hardware-in-the-Loop environments, and virtual simulation platforms.
• Create and execute system-level integration plans for a complete system or subsystem.
• Contribute to the software verification and validation strategy in accordance with DO-178C objectives.

You'll Bring These Qualifications:

• 2+ years of experience in system integration, ideally in the aerospace or automotive domain.
• Strong understanding of real-time operating systems (RTOS), communication protocols (Ethernet, CAN, LIN, …), and system-level integration practices.
• Proficiency in Rust, C/C++, or Python for automation and testing.
• Experience with version control systems (e.g., Git), CI/CD pipelines, and integration frameworks.
• Excellent problem-solving skills and the ability to work in a fast-paced, collaborative environment.

These Qualifications Would Be Nice to Have:

• Experience with DO-178C, DO-254, DO-160G, DO-331, or other safety-critical standards.
• Passion for aircraft and electrification of the aviation industry

Education

• Bachelor's or master's degree in electrical engineering, Mechanical Engineering, Computer Science, Aerospace Engineering, or related field.

At Heart Aerospace we develop the ES-30, a regional hybrid-electric airplane with a capacity of 30 passengers, an electric zero-emission range of 200 km and an extended hybrid range of 400 km. Heart is targeting type certification of the ES-30 by the end of the decade.

Your mission

We are looking for a highly motivated, hands-on Integration Engineer to lead the mechanical and electrical integration of critical subsystems across our hybrid-electric aircraft platform. You will be responsible for bridging design, manufacturing, final assembly, and testing to ensure that complex systems come together seamlessly from prototype through rate production. 

This is a cross-disciplinary role at the heart of aircraft development, where attention to detail, fast-paced execution, and strong problem-solving instincts are key. You’ll work side-by-side with design engineers, manufacturing, and technicians on the production floor to turn ambitious designs into high-performance, certifiable products. 

Key responsibilities include but are not limited to: 

 System Integration & Assembly 

• Own the integration of propulsion, battery, avionics, and structural systems into the aircraft platform
• Define and document build sequences, mechanical interfaces, fastener strategies, cable routing, and fluid line installations
• Support and optimize aircraft-level assembly processes, from first article to full-rate production

Design Collaboration & DFM 

• Provide real-time design-for-assembly feedback to design engineering teams 
• Influence interface definitions, mounting strategies, and accessibility for maintainability 
• Drive resolution of interface issues between subsystems during development and build 

Build Floor & Hands-On Support 

• Act as the technical liaison on the build floor to troubleshoot integration issues and lead root cause investigations 
• Support technicians during assembly with guidance, documentation, and process improvements 
• Ensure that integration work meets engineering intent, quality standards, and certification requirements 

Process Development & Continuous Improvement 

• Create and maintain detailed work instructions, assembly drawings, and configuration documentation 
• Work with manufacturing and engineering teams to improve efficiency, reduce errors, and streamline assembly processes 
• Support integration testing and data collection during system bring-up and aircraft checkout 

Your place of work will be at our office located in Torrance, CA. Some domestic travel may be required

 Skills & Requirements 

• Bachelor’s degree in Mechanical, Aerospace, or Systems Engineering (or equivalent experience) 
• 2+ years of experience in aerospace, automotive, or advanced manufacturing environments 
• Strong understanding of mechanical systems, fasteners, electrical connectors, harnessing, and fluid systems 
• Proficiency in CAD (e.g., NX, CATIA, or SolidWorks) and interpreting engineering drawings with GD&T 

 These Qualifications Would Be Nice To Have

• Experience in aircraft or vehicle final assembly, particularly with electrical and fluid system integration 
• Exposure to configuration control, hardware traceability, and change management 
• Demonstrated ability to work cross-functionally in high-speed development programs 
• Experience with electric propulsion, high-voltage systems, or thermal integration
• Comfortable working hands-on with tools and hardware in a production environment 

At Heart Aerospace we develop the ES-30, a regional hybrid-electric airplane with a capacity of 30 passengers, an electric zero-emission range of 200 km and an extended hybrid range of 400 km. Heart is targeting type certification of the ES-30 by the end of the decade.

Your mission

We are seeking a hands-on, driven Manufacturing Engineer to lead key builds for the ES-30 hybrid-electric aircraft. As we continue to expand our vertical integration, this role offers a unique opportunity to take full ownership of manufacturing process development, from design to achieving production rate. 

You will play a critical role in Heart’s success, working closely with technicians, design engineers, and supply chain partners to bring complex components and assemblies from prototype to scalable production. This is a highly collaborative, fast-paced role at the core of our mission to revolutionize regional air travel. 

Key responsibilities include but are not limited to: 

 Process Development & Optimization 

• Design and implement scalable manufacturing processes for aircraft structures, propulsion systems, avionics, batteries, and other critical subsystems (multiple roles are open across teams) 
• Develop and optimize workflows to improve build efficiency, quality, and repeatability 
• Proactively identify and resolve production bottlenecks using root cause analysis and continuous improvement techniques 

 Tooling & Equipment 

• Design and specify custom tooling, fixtures, and solutions to support precision assembly and fabrication 
• Collaborate with external vendors and internal teams to source or fabricate required equipment 
• Support automation initiatives and ergonomic improvements across the manufacturing floor 

 Prototyping & Production Builds 

• Lead the execution of prototype builds and transition processes into low- and high-rate production 
• Work closely with technicians on first article builds, ensuring safe, efficient, and repeatable methods 
• Implement in-line quality checks and provide real-time troubleshooting during assembly 

 Cross-Functional Collaboration 

• Partner with Design Engineering to drive DFM/DFA (Design for Manufacturability/Assembly) feedback 
• Develop and execute sourcing strategies by assessing supplier capabilities, and managing outsourcing timelines and budgets to ensure program alignment 
• Ensure quality is built into the product by defining clear inspection criteria and implementing fast, cost-effective corrective actions 

 Documentation & Standards 

• Create and maintain detailed work instructions, process documentation, and standard operating procedures (SOPs) 
• Contribute to the development of manufacturing standards and best practices as the company scales 
• Ensure compliance with safety, regulatory, and quality requirements 

 Skills & Requirements 

• Bachelor’s degree in Mechanical, Aerospace, Manufacturing, or Industrial Engineering (or equivalent experience) 
• 3+ years of experience in a fast-paced manufacturing or production environment (internship or co-op experience counts) 
• Proficiency in CAD (e.g., CATIA, NX, SolidWorks)  
• Strong understanding of materials, GD&T, machining, welding, composites, and/or assembly techniques 
• Experience working with cross-functional teams in design, quality, and production 
• Bias toward action, attention to detail, and a passion for hands-on problem-solving 

 These Qualifications Would Be Nice To Have

• Experience in aerospace, automotive, eVTOL, or electric propulsion manufacturing 
• Exposure to high-voltage systems, thermal management, or battery integration 

At Heart Aerospace we develop the ES-30, a regional hybrid-electric airplane with a capacity of 30 passengers, an electric zero-emission range of 200 km and an extended hybrid range of 400 km. Heart is targeting type certification of the ES-30 by the end of the decade.

Your Mission

We are seeking a Propulsion Engineer to join our Dynamic Propulsion team in Torrance, CA. You will lead the testing, validation and certification of the aircraft’s hybrid-electric powertrain system. You will also interface across mechanical, thermal, propulsion, actuation, avionics, and battery teams to develop, execute, and analyze integrated system-level tests of the Electric Propulsion Unit (EPU) and its subsystems.

Key responsibilities include but are not limited to:

• Lead and execute system-level powertrain testing, including electric motor, inverter, gearbox, disconnect systems, and propeller subsystems.
• Design and commission hybrid-electric propulsion test stands, HIL, and Digital Twin, including instrumentation, safety systems, control systems, and data acquisition.
• Plan, execute, and document test campaigns to verify performance, safety, and certification compliance.
• Collaborate with cross-functional teams to develop test procedures and test plans for integrated propulsion systems.
• Coordinate with suppliers and external labs to support component and system-level testing.
• Analyze test data, prepare reports, and provide feedback to design teams for iterative development.
• Support environmental, endurance, fault-injection, and compliance testing for certification readiness.

You'll Bring These Qualifications:

• 2+ years of professional experience in powertrain, propulsion, or test engineering, with electric or ideally hybrid-electric systems.
• Hands-on experience designing and operating powertrain or propulsion test stands with complex instrumentation and control.
• Deep understanding of electric powertrains including motors, inverters, batteries, and thermal management systems.
• Proficiency with data acquisition systems (e.g., dSPACE, NI, Dewesoft) and instrumentation (current/voltage sensors, thermocouples, strain gauges).
• Experience developing automated test procedures and control scripts (e.g., Python, LabVIEW, or similar).
• Strong analytical skills in interpreting test data and diagnosing system performance and failure modes.
• Understanding of high voltage safety standards and procedures for testing environments.

These Qualifications Would Be Nice to Have:

• Familiarity with aerospace certification requirements (EASA CS-23/25 or FAA FAR Part 23/25).
• Experience with DO-160 or MIL-STD environmental test standards.
• Experience with root cause analysis and tools such as DFMEA and fault tree analysis.
• Background in hybrid propulsion systems or aerospace propulsion integration.

Education:

• Bachelor’s or Master’s degree in Mechanical, Electrical, Aerospace Engineering, or related fields.

At Heart Aerospace we develop the ES-30, a regional hybrid-electric airplane with a capacity of 30 passengers, an electric zero-emission range of 200 km and an extended hybrid range of 400 km. Heart is targeting type certification of the ES-30 by the end of the decade.

Your mission

As a Propulsion Engineer focused on Transmission, you will be essential in designing, developing, and integrating the mechanical power transmission system within our hybrid-electric propulsion framework. Transmission system includes but is not limited to shaft, drive shafts, couplings, gearbox, and disconnect systems. You will collaborate closely with teams from various disciplines, including electric propulsion, turbomachinery, software, and structural engineering, to create robust, lightweight, and high-efficiency transmission solutions. This role demands a high level of technical expertise in mechanical design and a strong understanding of propulsion systems.

Key responsibilities include but are not limited to:

• This role is a Responsible Engineer (RE) who focuses on the integration of hybrid transmission systems into our hybrid aircraft.
• Design and develop gearbox and mechanical power transmission systems for electric and hybrid-electric propulsion.
• Perform sizing, strength, thermal, and NVH (noise, vibration, harshness) analyses of transmission components.
• Nonlinear static and Dynamic analysis of structures and rotor systems.
• Work closely with suppliers and manufacturing partners to guide component development, material selection, and manufacturing processes.
• Define requirements, specifications, and interface documents for transmission subsystems.
• Lead and support testing and validation efforts including test rig development, instrumentation, and data analysis.
• Collaborate with propulsion integration teams to ensure seamless integration into the aircraft.
• Support certification and compliance activities in alignment with aviation regulatory bodies (e.g., EASA, FAA).

You'll Bring These Qualifications:

• 3+ years of experience in mechanical transmission design, preferably in aerospace or automotive sectors.
• Aircraft or rotorcraft rotor dynamics and external loads analysis.
• Hands-on experience in testing and validation of rotating machinery.
• Proficiency in CAD tools (e.g., CATIA, Siemens NX) and CAE tools FEA, Python, Ansys for structural analysis and Github.
• Experience with gear design, bearings, lubrication systems, and housing structures

These Qualifications Would Be Nice to Have:

• Understanding of certification requirements (EASA CS-23/25 or FAA FAR Part 23/25).
• Knowledge of aerospace airworthiness standards, e.g. DO-254, and DO-160.
• Experience with electric or hybrid propulsion systems.

Education

• Master’s or PhD degree in in Aerospace Engineering, Mechanical Engineering, or a relevant discipline.

About Heart Aerospace

At Heart Aerospace, we are developing the ES-30, a regional hybrid-electric aircraft designed to decarbonize and democratize aviation. The ES-30 seats 30 passengers, with a zero-emission electric range of 200 km and an extended hybrid range of 400 km. Heart is targeting type certification by the end of the decade.

Your Mission

As a Structures Analyst, you will support the analysis and development of aircraft structural components for a next-generation hybrid-electric airplane. Working closely with senior and staff engineers, you will contribute to structural analyses of composite and metallic airframe components, assist with design trade studies, and grow your technical skills in a fast-paced aerospace environment.

This role is ideal for early-career engineers looking to deepen their experience in structural analysis, finite element modeling, and aircraft design.

We are looking to hire a Structure Analyst I and Structure Analyst II for the Structures team.

Key responsibilities include but are not limited to:

• Perform structural analysis using classical methods and Finite Element Analysis (FEA) tools under guidance from senior engineers (e.g., Nastran, Patran, Abaqus, ANSYS).
• Built and modifies FEA models for static, dynamic, and fatigue analyses.
• Analyze and interpret simulation results, helping to document findings and recommendations.
• Collaborate with design engineers to support structural sizing, weight optimization, and design iterations.
• Perform basic hand calculations to support preliminary designs and validate analysis results.
• Drive structural testing activities, including test setup assistance, data review, and correlation with analysis.
• Manage structural issues by investigating root-cause analysis efforts.
• Document analysis work clearly and maintain organized records of models, assumptions, and results.

You'll Bring These Qualifications for a Structures Analyst I:

• 0–2 years of professional experience, internships, or co-ops in structural analysis, aerospace engineering, or a related field.
• Exposure to composite and/or metallic structures (academic or professional).
• Familiarity with FEA tools (e.g., Nastran, Patran, Abaqus, ANSYS) through coursework, internships, or early career experience.
• Foundational understanding of structural mechanics, materials, and aerospace structures.
• Strong analytical, problem-solving, and organizational skills.
• Ability to communicate technical information clearly in written and verbal English.
• Enthusiasm for aircraft development and alignment with Heart’s mission.
• Willingness to learn, take feedback, and work in a fast-paced, collaborative environment.

You'll Bring These Qualifications for a Structures Analyst II:

• 2–5 years of professional industry experience.
• Exposure to composite and/or metallic structures.
• Familiarity with FEA tools (e.g., Nastran, Patran, Abaqus, ANSYS) through coursework, internships, or early career experience.
• Foundational understanding of structural mechanics, materials, and aerospace structures.
• Strong analytical, problem-solving, and organizational skills.
• Ability to communicate technical information clearly in written and verbal English.
• Enthusiasm for aircraft development and alignment with Heart’s mission.
• Willingness to learn, take feedback, and work in a fast-paced, collaborative environment.

Education:

• Bachelor’s Degree in Aerospace Engineering, Mechanical Engineering, or a related field.

These Qualifications Would Be Nice to Have:

• Worked in a startup environment.
• Exposure to composite materials and manufacturing methods.
• Experience with CAD tools (e.g., CATIA, SolidWorks, NX).
• Familiarity with aerospace certification concepts (FAA, EASA) through coursework.
• Introductory experience with Python or scripting for analysis automation.
• Master’s degree (or progress toward one) in Aerospace or Mechanical Engineering.

Base Pay Range:

• Structures Analyst I - $108,000 - $135,000.
• Structures Analyst II - $124,000 - $155,000.

At Heart Aerospace we develop the ES-30, a regional hybrid-electric airplane with a capacity of 30 passengers, an electric zero-emission range of 200 km and an extended hybrid range of 800 km. Heart is targeting type certification of the ES-30 by the end of the decade.

Your mission

We are seeking a highly motivated Turbomachinery Engineer to join our Propulsion team. You will lead the design and integration of the turbomachinery components, including the fuel system and pitch control system. You will interface across mechanical, thermal, electrical, and control systems to deliver a fully integrated and certifiable propulsion unit.

Key responsibilities include but are not limited to:

• This role is a Responsible Engineer (RE) focuses on the integration of turbomachinery into our hybrid aircraft.
• Full ownership over design, fabrication, and certification of the hybrid powertrain.
• Lead the design of turbomachinery, including combustion systems, fluid analysis, exhaust, high-speed rotating machinery, and similar.
• Lead and execute system-level tests, such as engine and propeller test stands.
• Collaborate with suppliers to ensure delivery of integrated, certifiable subsystems.
• Model the gas turbine in to our high fidelity digital twin for optimization of our hybrid mission profile.

Skills & Requirements

You'll Bring These Qualifications:

• 2+ years of professional experience working with propulsion components such as gas turbines, thermal management systems, propellers, and ancillary systems.
• Hands-on experience with propulsion or powertrain test stands, including instrumentation, controls, and mechanical assembly.
• Experience with CAD (e.g., Siemens NX), Python, system integration, and PLM tools.
• Proficient with static and dynamic structural analysis through simulations on either of Ansys, Nastran, or Abaqus.

These Qualifications Would Be Nice to Have:

• Understanding of certification requirements (EASA CS-23/25 or FAA FAR Part 23/25).
• Knowledge of drivetrain dynamics, rotor balancing, or propeller aerodynamics.
• Demonstrated leadership qualities through cross-functional teamwork on challenging problems.

Education:

• Bachelor’s or Master’s degree in Mechanical, Aerospace, or Mechatronics Engineering (or similar).

At Heart Aerospace we develop the ES-30, a regional hybrid-electric airplane with a capacity of 30 passengers, an electric zero-emission range of 200 km and an extended hybrid range of 400 km. Heart is targeting type certification of the ES-30 by the end of the decade.

Your mission

We are seeking a highly motivated Power Electronics Engineer to join our Propulsion team. You will lead the design and integration of the hybrid propulsion, including but not limited to the inverters, motors, HV cables, with batteries, and in parallel with Turbomachinery. You will interface across mechanical, thermal, electrical, and flight control systems to deliver a fully integrated and certifiable hybrid Electric Propulsion Unit (EPU).

Key responsibilities include but are not limited to:

• This role is a Responsible Engineer (RE) who focuses on the integration of power electronics and high voltage electrical systems into our hybrid aircraft.
• Full ownership over design, fabrication, commissioning, and certification of the hybrid propulsion system.
• Lead and execute system-level tests, such as motor and propeller test stands.
• Collaborate with suppliers to ensure delivery of integrated, certifiable subsystems.
• Model the electrical and power electronics systems in to our high fidelity Digital Twin for optimization of our hybrid mission profile.
• Perform topology selection trade studies.

You'll Bring These Qualifications:

• 2+ years of professional experience working with power electronics components.
• Strong experience in high voltage power electronics design (+800V) including AC/DC inverters, and DC/DC converters.
• Strong understanding of HV filter design, grounding analysis, coordination of protective devices.
• Hands-on experience with integration of propulsion and/or powertrain test stands, including instrumentation, controls, and mechanical assembly.
• Extensive experience with Altium/cadence/similar), circuit analysis (spice), gate driver design, and lab work (common tools like oscilloscopes, network analyzers)
• Experience with C/C++, Python, Matlab/Simulink, or PLECS.
• Strong knowledge of Avionics communication, ARINC, CAN, and Ethernet.
• Strong understanding of Microcontrollers, Multicore processors, Firmware Development, and digital power conversion.

These Qualifications Would Be Nice to Have:

• Understanding of certification requirements (EASA CS-23/25 or FAA FAR Part 23/25).
• Knowledge of hardware design and airworthiness DO-178C, DO-254, DO-160.
• Demonstrated leadership qualities through cross-functional teamwork on challenging problems.
• Working knowledge of EMI/EMC, underlying physics and specifications, along with best practices for design, and strategies.
• Hands on experience with Matlab/Simulink Auto Code Generation.

Education

• Master’s or PhD degree in Electrical Engineering with focus on Power Electronics, or Power Systems.

We are building a team at our Headquarters here in Los Angeles and are looking for passionate individuals to join our team!

At Heart Aerospace we develop the ES-30, a regional hybrid-electric airplane with a capacity of 30 passengers, an electric zero-emission range of 200 km and an extended hybrid range of 400 km. Heart is targeting type certification of the ES-30 by the end of the decade. 

If you are interested in joining our dynamic team in Los Angeles but don't see a current job opening that fits your profile, we encourage you to submit an Open Application. Share with us why you’re interested in being part of our team and how you can contribute to our mission of making electric air travel a reality.

Stay connected with us by following our career site and LinkedIn for updates on future opportunities at Heart Aerospace. We review applications on a rolling basis and will contact you when opportunities that match your profile arise, although we may not follow up on your Open Application immediately.

We look forward to hearing from you and exploring how you can help shape the future of aviation with us!