Job's mission

As a key member of our Global Supplier Development team, this role supports the organization's objective to strengthen supplier capability, elevate design and manufacturing performance, and ensure long-term supply resilience across our global network. The mission of the team is to proactively build supplier maturity, drive continuous improvement, and align supplier capability growth with mid- and long-term category strategies to support product quality, operational excellence, and New Product Introduction (NPI) readiness.

What you will be working on

• Assess supplier quality and technology gaps, and execute plans to address them.
• Review and influence Design Engineering early in design phase to achieve target costs and DFx. Identify areas for cost down during design phase plus manufacturing methods and eliminate waste.
• Evaluate supplier processes and risks; collaborate to improve capabilities through lean supplier development methods (i.e. six sigma) and implement mitigation plans.
• Apply engineering and material science expertise with suppliers to boost capacity, product quality, yield and reduce costs.
• Partner with Category leaders to drive long-term category strategies to support aggressive production scaling.
• Align development efforts with long-term category strategies and develop partners within the suppliers.
• Conduct on-site supplier assessments (capabilities, MSA, PCS/SPCE, etc) and identify gaps during selection.
• Implement improvement plans with suppliers to ensure readiness and support NPI.
• Coordinate globally with Business/Key Product Unit Engineering teams to meet end-use specifications.
• Advance manufacturing capabilities, DFMEA / FMEA, and implement Process Control Systems, PFMEA, at key sites.
• Support statistical PCS / SPC (lean six sigma) data analysis for internal and external stakeholders.
• Perform root cause failure analysis and report findings to relevant teams.
• Lead supplier engagement, support surveillance audits, and qualification activities globally.
• Independently manage supplier improvement projects, including onboarding training and qualification.
• Oversee multiple projects to resolve issues and enhance product performance, reliability, and efficiency.
• Lead / mentor group of Supplier Development team on best practices and develop skillsets to support group growth and expansion

What we are looking for

• MS, or PhD preferred, in Engineering, Science, or related technical field (Engineering, Physics, Material Sciences) relevant to semiconductor equipment, or proven expertise.
• At least 10 years of experience or significant expertise in engineering, designing, and manufacturing of complex mechanical systems.
• Experience in the semiconductor capital equipment industry with technical background in semiconductor manufacturing technologies required.
• Strong English communication skills for complex technical topics.
• Effective collaboration across regions, cultures, and disciplines.
• Proven Lead Engineer in matrix environments and ability to work independently while managing a team.
• Proficient in project and time management skills required
• Drive business process efficiencies and improvements with key internal stakeholders

Candidate should have knowledge of the following tools, but will be trained to more advanced levels in:

• Applied Operational and Engineering Statistical Methods
• Process Control Systems (PCS) and Statistical Process Control (SPC)
• FMEA include Design FMEA (DFMEA) and Process FMEA (PFMEA)
• Structured Problem Solving (8D) and Effective Problem Solving (EPS)
• Operational Excellence tools including Failure Analysis, Lean Manufacturing, Value Stream Mapping
• Project Management, Team Management, Escalation Management and Communication Techniques across a broad range of business escalation types, (Customer, Supplier, Technical, Manufacturing, etc.)
• Should costing estimate modeling (aPriori)

An overview of this role

GitLab is seeking a Principal Engineer to set technical direction for our most critical infrastructure platforms. This role operates at organizational scale, owning architecture, solving complex systems problems, and driving initiatives that shape how GitLab grows, performs, and remains reliable.

As a Principal Engineer, you will serve as a technical authority and force multiplier, leading architectural decisions across distributed and cloud-native systems to translate business strategy into durable technical direction. Spanning multiple teams and domains, you will bring clarity to ambiguity, raise engineering standards, and mentor senior talent while remaining accountable for real production outcomes. This is a hands-on, high-impact role for leaders who drive success through influence and shape the foundational platforms that the entire organization depends on.

Organizational Focus Areas

Principal Engineers at GitLab drive strategy across our most critical infrastructure and delivery groups. Role placement across the following tracks is determined by business need and organizational priority.

Group Tenant Scale (GTS)

This track builds GitLab’s next generation, multi-tenant, horizontally scalable, and resilient SaaS platform. You will architect the foundations that enable other engineering teams to build upon this platform and drive convergence among GitLab’s various platforms..

• Core Focus: Lead the design and evolution of projects that enable our distributed, multi-tenant SaaS transformation, including Cells, Organizations, and OrgMover.
• Distributed Architecture: Architect for zero downtime, transparent relocation, and application hardening in a massive distributed environment.
• Strategic Decisions: Guide architecture decisions with availability, reliability, resiliency, performance, and cost in mind.

GitLab Delivery 

The GitLab Delivery track focuses on enhancing the reliability, efficiency, and speed of GitLab’s end-to-end software delivery across all platforms and offerings.

• Core Focus: Lead the platform strategy spanning Developer Experience, CI infrastructure, packaging, and release delivery across SaaS, Self-Managed, and Dedicated.
• Developer Experience: Treat GitLab engineers as customers, building self-service tooling, testing infrastructure, and paved paths that increase velocity while maintaining quality.
• Delivery at Scale: Architect reliable, automated pipelines that streamline how GitLab is packaged, released, and deployed across all platforms and offerings.

What You'll Do

• Own and drive the architectural direction for critical infrastructure platforms that support GitLab at global scale.
• Lead the design and evolution of large platforms and distributed systems that are scalable, resilient, secure, and cost-efficient.
• Serve as the technical authority on complex initiatives, guiding decisions that impact multiple teams and product areas.
• Translate business and product strategy into long-term technical roadmaps and execution plans.
• Drive alignment across engineering, product, and leadership by clearly communicating tradeoffs and recommendations.
• Establish technical standards and architectural patterns that raise quality and consistency across the organization.
• Be accountable for production outcomes, including reliability, performance, and operational excellence.
• Mentor senior engineers and act as a force multiplier through influence rather than direct authority.
• Operate effectively in ambiguous problem spaces where both the problem and the solution need to be defined.

What You'll Bring

• Proven experience designing and evolving large-scale platforms or distributed systems in cloud-native environments.
• Strong proficiency in Golang and/or Ruby, with the ability to contribute to, review, and guide core architectural changes in production codebases.
• Strong architectural judgment, including the ability to balance scalability, reliability, performance, security, and cost.
• Experience owning platform-level technical decisions that impacted multiple teams or an entire engineering domain.
• Solid understanding of Kubernetes-based environments as a production platform, including how they influence system design, deployment models, reliability, and operational complexity.
• Experience being accountable for production systems, not just design recommendations.
• Ability to author and drive long-term technical strategy and multi-month roadmaps.
• Track record of leading through influence and shaping technical direction without direct authority.
• Comfort making high-impact technical decisions, including build vs buy vs partner tradeoffs.
• Strong communication skills, with the ability to explain complex technical concepts to engineers, leadership, and non-technical stakeholders.

About the team

The Principal Engineer role sits within GitLab’s Infrastructure Platforms organization, working across multiple teams to shape how our platform scales and operates. This group is responsible for some of GitLab’s most critical systems, including the multi-tenant SaaS platform, core delivery pipelines, and the underlying infrastructure that powers millions of users. As a Principal Engineer, you’ll define technical direction, guide architectural decisions, and ensure our platforms remain resilient, performant, and modern. The team operates fully remotely and collaborates asynchronously across time zones, grounded in GitLab’s values of transparency, autonomy, and open communication. You’ll help the organization tackle complex distributed systems challenges at scale while mentoring other engineers and building a culture focused on reliability, efficiency, and continuous improvement.

Job's mission

As a Principal / Senior Process Engineer, you will play a key role in advancing ASM’s semiconductor process technologies. You’ll leverage your expertise in thin-film deposition and materials characterization to develop innovative solutions for next-generation devices. Your work will directly influence product performance and enable breakthroughs in logic, memory, and power applications.

What you will be working on

• Research, develop, and optimize semiconductor processes focused on Advanced Packaging including depositions (ALD, PECVD, PVD, ECP) and surface preparation.
• Design and conduct complex experiments using DOE and RSM methodologies; interpret and analyze experimental data.
• Develop new films or processes for emerging packaging applications like W2W/D2W Hybrid bonding and perform advanced materials characterization.
• Provide mentorship to Process Engineers and lead technical problem-solving sessions using scientific methods and tools such as Ishikawa diagrams.
• Collaborate with customers and marketing teams to define requirements and execute demonstrations.
• Troubleshoot equipment issues through hands-on engagement and ensure successful product transfer to customers.
• Draft technical papers, generate Intellectual Property, and present findings to professional audiences.
• Travel up to 10% to support remote sites and customer engagements.
• May supervise process engineering technicians and provide input on performance evaluations.

What we are looking for

• Bachelor's, Master’s or PhD in Chemical Engineering, Materials Science, Electrical Engineering, or Physics.
• Direct experience working on D2W/W2W Hybrid bonding including surface preparation steps
• Minimum 10 years of combined education, research, and work experience in thin-film deposition (ALD, CVD, PECVD) and advanced packaging processes.
• Proficiency in materials characterization techniques (XPS, SIMS, RBS, AFM, XRR, XRD, TEM, SEM, ellipsometry).
• Knowledge of electrical characterization techniques for CMOS devices.
• Ability to manage complex process development projects, including schedules, budgets, and personnel.

What sets you apart

• Expertise in integration advanced packaging process flows like CoWoS, SoIC, InFO.
• Experience in contributing Process and equipment qualification data towards a full Semiconductor equipment PLC process
• Experience with advanced metrology/Inspection characterization techniques
• Strong communication skills to convey technical concepts clearly.

Job's mission

As a Field Process Engineer at ASM, you’ll be at the heart of customer innovation—driving process excellence and enabling next-gen semiconductor technologies. You’ll work directly with customers to optimize tool performance and ensure ASM solutions meet their evolving needs. This role is a key technical interface, bridging customer teams and ASM’s global expertise to deliver outstanding results.

What you will be working on

• Serve as the primary on-site contact for customer process support, troubleshooting, and escalation resolution.
• Lead equipment qualification during installation start-up, ensuring customer specifications, timelines, and ASM budgets are met.
• Monitor and trace tool performance through installation, start-up, and warranty phases, driving containment and long-term solutions.
• Design and conduct experiments with customers to support development, continuous improvement, and troubleshooting.
• Share technical insights and lessons learned across ASM’s key account and Global Sales and Services teams.
• Communicate effectively via phone, email, and presentations to ensure consistent follow-up with stakeholders.
• Build long-term customer relationships by anticipating future needs and delivering sustainable solutions.
• Continuously improve the customer experience through team collaboration, process refinement, and support tool development.

What we are looking for

• MS or Ph.D. in Material Science, Chemical Engineering, or Physics.
• At least 10 years of experience in semiconductor process or equipment engineering.
• Hands-on experience with deposition tools and deep expertise in a specific process area.
• Strong English and Korean communication skills, both verbal and written.
• Willingness to travel up to 25%, including extended periods for training and customer engagement.