About Us:

We believe HVAC is about a lot more than moving air. It’s about creating places where we can live our best lives and do our best work. We help design, install, problem-solve, and service the right custom HVAC solution for every building. We do it with the largest and most experienced team of degreed application engineers in the industry. Gil-Bar Industries combines its unmatched engineering expertise and fully integrated service, offering a truly unique culture.  

Role: Accounts Receivable Specialist

We are seeking a detail-oriented and organized Accounts Receivable Specialist to support daily, weekly, monthly, and closing accounting operations. This role is responsible for billing accuracy, invoice processing, accounts receivable support, sales team support, reconciliations, and cross-departmental communication to ensure timely and accurate financial transactions.

Responsibilities:

• Review vendor invoices posted to the accounting system from the previous day and follow up with sales representatives regarding customer billing and discrepancies.
• Prepare and process customer deposit invoices upon request
• Create and issue credit memos when necessary
• Adjust project billing records, including splits, change orders, and estimates
• Ensure posted invoices are accurately entered into the project system
• Support project accounting accuracy and compliance
• Provide backup support for payment processing when needed
• Send customer payment links and follow up on past-due requests
• Post Daily Cash Receipts Accurately to the Accounting System and CRM
• Assist with collections and customer communication related to outstanding balances
• Generate and distribute receivable accounts reports to customers and the Sales Team (monthly)
• Handle Customer Related Emails
• Assist with AIA billing entries and submissions to the online portal
• Reconciliation of Customer invoices between Accounting and CRM
• Assist with intercompany accounts receivable reviews
• Assist the accounting team with ad-hoc billing and reconciliation tasks
• Other Accounting Functions as needed that align with the role

Requirements:

• Associate or bachelor’s degree in accounting or finance
• 3-5 years of experience in billing, accounts receivable, or accounting support
• Strong understanding of invoicing, reconciliations, and AR processes
• Experience with Project and AIA billing
• Ability to work in a fast-paced environment
• Proficiency in Microsoft Excel and general office software
• Excellent attention to detail and organizational skills
• Strong communication and follow-up skills

Preferred Skills:

• Dynamics 365 Business Central Experience
• Intercompany accounting exposure
• Active Notary Public (State of NY)/Willing and eligible to obtain Notary Public Commission
• Ability to manage multiple deadlines in a fast-paced environment
• Team-oriented with the ability to work independently

Estimated compensation: $33.65 to $36.06/hour with flexibility based on experience and skills.

Gil-Bar Industries provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.

• Writing and executing pre-functional and functional performance test procedures
• Managing and coordinating commissioning activities across multiple trades and stakeholders
• Conducting field inspections, system walkthroughs, and verification activities
• Directing and witnessing unitary and integrated system functional testing
• Analyzing system performance using trending data, site measurements, and historical operating data
• Troubleshooting HVAC, electrical, and control system deficiencies in collaboration with contractors and controls vendors
• Reviewing and overseeing Testing & Balancing (TAB) activities and documentation
• Maintaining clear, defensible commissioning records and test documentation
• Producing comprehensive technical reports, including deficiencies, root cause analysis, and operational recommendations
• Leading commissioning meetings with owners, engineers, and contractors

• Supporting the development of Owner’s Project Requirements (OPR) and Basis of Design (BOD) documentation
• Performing detailed design and submittal reviews with a focus on constructability, operability, and performance risk
• Developing project-specific commissioning plans, schedules, and execution strategies

• Engineers are expected to operate independently in the field once trained
• Work is conducted in active construction sites, mechanical rooms, rooftops, and occupied buildings
• Precision, technical credibility, and professional judgment are required at all times
• The role may require early mornings, late evenings, or weekend work to support system testing and critical milestones
• This position is best suited for individuals who value accountability, technical depth, and continuous learning

• Minimum 2+ years of hands-on commissioning experience with MEP systems
• Working knowledge of applicable codes and standards, including IMCC, IFGC, IECC, NEC, NFPA, and ASHRAE
• Understanding of HVAC systems, controls sequences, and system interactions
• Familiarity with electrical system testing and inspection practices
• Ability to manage multiple projects and priorities without sacrificing quality
• Strong written communication skills, particularly for technical documentation and reporting
• Willingness to work outside standard business hours as project demands require

Veritas provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local law.

MIH Systems Group is a growing company in the evolving field of building commissioning, and we strive to make buildings work better. Specializing in the optimization of complex building systems, our team's diversified skill set provides value to our clients from the design stages of new construction all the way through operating existing buildings. Our consulting group provides a full array of commissioning services for both new and existing buildings, and our technical services group provides start-up services on complex HVAC equipment from a wide range of manufacturers. The MIH team consists of experienced industry-leading professionals, focused on logistical, energy and cost-effective solutions to our clients.

The HVAC Service Technician specializes in the start-up and service of equipment for a variety of applications of air-conditioning, heating, ventilation, humidity control and energy management. We are searching for both experienced and entry-level HVAC technicians to help support the growing service business. The candidate must be able to troubleshoot and repair HVAC systems, be dependable and have good customer service skills. This role would service our NYC Metro area. 

Requirements:

• 3+ years solo field experience with commercial heating and air conditioning.
• Must have knowledge of commercial air-conditioning, heating, water source heat pumps & rooftop packaged HVAC systems.
• Must be proficient with troubleshooting (mechanical).
• Must have previous experience with preventative maintenance.
• Previous work experience with Aaon, Climatemaster, Multistack Chiller, ClimaCool, VRS System (Samsung, Hitachi, etc) a plus
• EPA Type 1 & 2 of universal certification
• Must have your own hand tools.
• MUST have a clean driving record.
• OSHA 10-hour training certification (preferred).

Estimated Salary: $28/hr - $55/hr, with flexibility based on experience and skills.

MIH Systems Group provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local law.

MIH Systems Group is a growing company in the evolving field of building commissioning, and we strive to make buildings work better. Specializing in the optimization of complex building systems, our team's diversified skill set provides value to our clients from the design stages of new construction all the way through operating existing buildings. Our consulting group provides a full array of commissioning services for both new and existing buildings, and our technical services group provides start-up services on complex HVAC equipment from a wide range of manufacturers. The MIH team consists of experienced industry-leading professionals, focused on logistical, energy and cost-effective solutions to our clients.

The HVAC Service Technician specializes in the start-up and service of equipment for a variety of applications of air-conditioning, heating, ventilation, humidity control and energy management. We are searching for both experienced and entry-level HVAC technicians to help support the growing service business. The candidate must be able to troubleshoot and repair HVAC systems, be dependable and have good customer service skills. This role would service our NYC Metro area. 

Requirements:

• 3+ years solo field experience with commercial heating and air conditioning.
• Must have knowledge of commercial air-conditioning, heating, water source heat pumps & rooftop packaged HVAC systems.
• Must be proficient with troubleshooting (mechanical).
• Must have previous experience with preventative maintenance.
• Previous work experience with Aaon, Climatemaster, Multistack Chiller, ClimaCool, VRS System (Samsung, Hitachi, etc) a plus
• EPA Type 1 & 2 of universal certification
• Must have your own hand tools.
• MUST have a clean driving record.
• OSHA 10-hour training certification (preferred).

Estimated Salary: $30/hr - $60/hr, with flexibility based on experience and skills.

MIH Systems Group provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local law.

MIH Systems Group is a growing company in the evolving field of building commissioning, and we strive to make buildings work better. Specializing in the optimization of complex building systems, our team's diversified skill set provides value to our clients from the design stages of new construction all the way through operating existing buildings. Our consulting group provides a full array of commissioning services for both new and existing buildings, and our technical services group provides start-up services on complex HVAC equipment from a wide range of manufacturers. The MIH team consists of experienced industry-leading professionals, focused on logistical, energy and cost-effective solutions to our clients.

The HVAC Service Technician specializes in the start-up and service of equipment for a variety of applications of air-conditioning, heating, ventilation, humidity control and energy management. We are searching for both experienced and entry-level HVAC technicians to help support the growing service business. The candidate must be able to troubleshoot and repair HVAC systems, be dependable and have good customer service skills. This role would service our NYC Metro area. 

Requirements:

• 5+ years of solo field experience with commercial heating and air conditioning. (Journeyman)
• Must have knowledge of commercial air-conditioning, heating, water source heat pumps & rooftop packaged HVAC systems.
• Advanced knowledge of refrigeration. 
• Controls background a plus.
• Manufacturing representative a plus.
• EPA certification
• MUST have a clean driving record.

Estimated Salary: $60/hr - $70/hr, with flexibility based on experience and skills.

MIH Systems Group provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.

MIH Systems Group is a growing company in the evolving field of building commissioning, and we strive to make buildings work better. Specializing in the optimization of complex building systems, our team's diversified skill set provides value to our clients from the design stages of new construction all the way through operating existing buildings. Our consulting group provides a full array of commissioning services for both new and existing buildings, and our technical services group provides start-up services on complex HVAC equipment from a wide range of manufacturers. The MIH team consists of experienced industry-leading professionals, focused on logistical, energy and cost-effective solutions to our clients.

The HVAC Service Technician specializes in the start-up and service of equipment for a variety of applications of air-conditioning, heating, ventilation, humidity control and energy management. We are searching for both experienced and entry-level HVAC technicians to help support the growing service business. The candidate must be able to troubleshoot and repair HVAC systems, be dependable and have good customer service skills. This role would service our NYC Metro area. 

Requirements:

• 5+ years solo field experience with commercial heating and air conditioning.
• Must have knowledge of commercial air-conditioning, heating, water source heat pumps & rooftop packaged HVAC systems.
• Must be proficient with troubleshooting (mechanical).
• Must have previous experience with preventative maintenance.
• Previous work experience with Aaon, Climatemaster, Multistack Chiller, ClimaCool, VRF System (Samsung, Hitachi, etc) a plus.
• EPA certifications.
• MUST have a clean driving record.

Estimated Salary: $60/hr - $70/hr, with flexibility based on experience and skills.

MIH Systems Group provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local law.

MIH Systems Group is a growing company in the evolving field of building commissioning, and we strive to make buildings work better. Specializing in the optimization of complex building systems, our team's diversified skill set provides value to our clients from the design stages of new construction all the way through operating existing buildings. Our consulting group provides a full array of commissioning services for both new and existing buildings, and our technical services group provides start-up services on complex HVAC equipment from a wide range of manufacturers. The MIH team consists of experienced industry-leading professionals, focused on logistical, energy and cost-effective solutions to our clients.

The HVAC Service Technician specializes in the start-up and service of equipment for a variety of applications of air-conditioning, heating, ventilation, humidity control and energy management. We are searching for both experienced and entry-level HVAC technicians to help support the growing service business. The candidate must be able to troubleshoot and repair HVAC systems, be dependable and have good customer service skills. This role would service our NYC Metro area. 

Requirements:

• 5+ years of solo field experience with commercial heating and air conditioning. (Journeyman)
• Must have knowledge of commercial air-conditioning, heating, water source heat pumps & rooftop packaged HVAC systems.
• Advanced knowledge of refrigeration. 
• Controls background a plus.
• Manufacturing representative a plus.
• EPA certification
• MUST have a clean driving record.

Estimated Salary: $60/hr - $70/hr, with flexibility based on experience and skills.

MIH Systems Group provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.

About Us:

Formed in 2007, Mechanical Technologies has earned an impeccable reputation in the contracting and engineering communities and has experienced steady and sustainable growth. We specialize in product-based solutions for commercial, industrial, and institutional HVAC challenges. We provide a complete inventory plus application assistance to owners, architects, engineers, and contractors. Our emphasis is on working closely with customers to deliver the highest quality skills, systems, and service in a timely and cost-effective manner while providing the most energy-efficient and lowest maintenance solutions.

Role: Variable Frequency Drive (VFD) Specialist

The VFD Specialist is responsible for supporting the application, sale, training on, and troubleshooting of ABB HVAC VFDs. Mechanical Technologies, along with ABB, is a market leader in HVAC VFDs, and our Drive Specialists are instrumental in maintaining that position. We are seeking a person who can act not only as a subject matter expert on ABB VFDs but also demonstrate familiarity with other related HVAC equipment and systems.

Responsibilities:

• Provide over-the-phone and email troubleshooting for end-users, contractors, and the in-house service team as the primary escalation contact.
• Offer onsite troubleshooting assistance when necessary; use metering equipment for VFDs and control systems.
• Train the service team in traditional VFD start-ups and troubleshooting; maintain and provide training to owners and contractors, ranging from 30 minutes to a full day.
• Develop and support in-house demos for engineer/customer visits.
• Assist inside/outside salespeople in identifying the correct VFD for applications, and review specifications with salespeople.
• Perform harmonic calculations and promote effective mitigation strategies.
• Identify MRO VFD opportunities and support creating proactive replacement strategies with the sales team.
• Support local specifying engineers as a subject matter expert on VFDs; participate in and present at local ASHRAE chapter meetings.
• Stay knowledgeable about local rebate programs for VFDs; participate in local trade shows.
• Stay informed on industry trends and discuss HVAC and VFDs knowledgeably, including comparisons with non-ABB products.

Technical Skills:

• Strong technical knowledge of VFDs, HVAC systems, and protocols (BACnet).
• Implement and support training initiatives; communicate clearly in groups and one-on-one.
• Test and troubleshoot electrical and mechanical systems; work on electrical equipment up to 600 VAC safely.
• Read and understand electrical schematics and one-line diagrams.

Requirements:

• Bachelor’s degree in a technical field (Electrical or Mechanical Engineering preferred) or technical school training (Associate's degree) with a relevant focus, or similar military technical training.
• At least 3-5 years of hands-on support of HVAC or similar equipment involving VFDs.
• An active electrical license or equivalent experience (military service) is a plus.

Location(s): New York City/Pine Brook, New Jersey. 

Estimated compensation: $100,000-$120,000/yr with flexibility based on experience and skills.

Mechanical Technologies provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws.

About Us:

Formed in 2007, Mechanical Technologies has earned an impeccable reputation in the contracting and engineering communities and has experienced steady and sustainable growth. We specialize in product-based solutions for commercial, industrial, and institutional HVAC challenges. We provide a complete inventory plus application assistance to owners, architects, engineers, and contractors. Our emphasis is on working closely with customers to deliver the highest quality skills, systems, and service in a timely and cost-effective manner while providing the most energy-efficient and lowest maintenance solutions.

Role: Inside Sales Engineer - NYC

As an important member of our Sales team, your main responsibilities will include quoting, designing, ordering, and tracking HVAC equipment and systems for engineering firms and mechanical contractors in the NYC Metro area, Long Island, and Westchester. You will work closely with Outside Salespeople to help speed up deals and improve efficiency. This role will give you the chance to be involved in some of the most exciting and challenging building projects in New York City and beyond!

Responsibilities:

• Collaborate closely with the outside sales team to ensure smooth communication and coordination on client projects, enhancing overall sales strategies and customer service.
• Review design plans to generate accurate pricing estimates, focusing initially on learning our products and processes, with the opportunity to take on more complex tasks as you gain proficiency.
• Develop detailed proposals that include accurate pricing and technical specifications to aid contractors in their decision-making.
• Utilize selection software to design customized HVAC systems that meet the specific needs of engineers and contractors, ensuring compliance with industry standards.
• Manage the entire order process, working with manufacturers to ensure timely processing and delivery of HVAC equipment while tracking orders and addressing any issues that arise.
• Implement a follow-up system to monitor order statuses, ensuring delivery within lead times and promptly resolving any delays.
• Maintain clear communication with clients throughout the project, providing regular updates and addressing inquiries to enhance satisfaction.
• Prepare documentation packets that detail on-site equipment specifications, maintenance guides, and operational instructions for effective project execution.
• Organize and facilitate training sessions for clients on equipment operation and maintenance to ensure they are well-prepared to use the systems provided.

Requirements:

• Ability to tackle project challenges head-on with problem-solving skills and a practical approach to finding solutions.
• A team player who enjoys supporting colleagues and working towards common goals in a collaborative environment.
• Capability to thrive in a fast-paced setting while managing multiple tasks.
• Strong communication skills to effectively interact with team members, manufacturers, and clients.
• A Mechanical Engineering degree is preferred to provide essential knowledge for HVAC design and operations.
• 1-2 years of experience in the HVAC industry and familiarity with AutoCAD and Revit are a plus, assisting in effective communication with design and engineering teams.

Estimated compensation: $65,000-$78,000/yr with flexibility based on experience and skills.

Mechanical Technologies provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws.

About us:

Formed in 2007, Mechanical Technologies has earned an impeccable reputation in the contracting and engineering communities and has experienced steady and sustainable growth. We specialize in product-based solutions for commercial, industrial, and institutional HVAC challenges. We provide a complete inventory plus application assistance to owners, architects, engineers, and contractors. Our emphasis is on working closely with customers to deliver the highest quality skills, systems, and service in a timely and cost-effective manner while providing the most energy-efficient and lowest maintenance solutions.

Role: HVAC Outside Sales Engineer

We’re looking for a motivated HVAC Outside Sales Engineer to join our team. In this role, you’ll be responsible for driving sales of our HVAC products to a dedicated group of HVAC contractors. This is an excellent opportunity to join a knowledgeable and close-knit team within a fast-paced and evolving industry.

Responsibilities:

• Build and maintain long-term relationships with customers and accounts.
• Provide timely equipment selections, pricing, and scheduling information.
• Promote the features and benefits of Mechanical Technologies’ offerings.
• Prepare equipment takeoffs and bid proposals tailored to project requirements.
• Submit detailed documentation for customer approval.
• Develop technical solutions and resolve customer issues throughout the sales process.
• Create action plans to target new accounts and grow sales within existing ones.
• Collaborate with manufacturer engineers and customer service to ensure excellent support.
• Conduct sales tracking, including opportunities, forecasts, and results.
• Maintain accurate records of project details, orders, costs, and schedules.
• Travel regularly to customer sites and attend training seminars and sales meetings.
• Uphold high ethical standards and integrity in all activities.

Requirements:

• Bachelor’s degree in engineering or equivalent experience in the HVAC industry
• Preferred sales experience in the tri-state area.
• Solid technical knowledge of HVAC systems and HVAC product applications.
• Strong analytical, organizational, and communication skills (verbal, written, and presentation).
• Effective interpersonal skills with the ability to collaborate within a team.
• Proficient in Microsoft Office and comfortable with PC use. 

Estimated Compensation: This role is fully commission-based, with earning potential determined by sales performance and commission structure.

Mechanical Technologies provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws.