• Senior Mechanical HVAC

    Jacobs (Washington, DC)
    …market and every location. We're looking for an experienced, high-energy, HVAC Engineer to join our Building Mechanical team and help deliver innovative ... your contributions will include: * Layout and design of HVAC systems. * Development of the design criteria for...HVAC systems. * Bachelor of Science Degree in Mechanical Engineering. * Adaptability to work within a fast-paced… more
    Jacobs (10/17/25)
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  • Senior Mechanical Engineer

    Leidos (Reston, VA)
    **Description** The Mission Solutions Business Area at Leidos is looking for a Mechanical Engineer to join our Reston, VA based team. The successful candidate ... considerations given for specific domain experience. + Working knowledge of mechanical ( HVAC ) and life safety systems associated with critical environments +… more
    Leidos (09/26/25)
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  • Senior Mechanical Engineer

    TYLin (Alexandria, VA)
    …**Job Summary** TYLin's Rail + Transit team is growing, and we're looking for a Senior Mechanical Project Engineer who is passionate about mechanical ... If you love solving complex engineering challenges and designing high-performance HVAC and ventilation systems for urban transit environments, this is your… more
    TYLin (10/25/25)
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  • Senior Mechanical Engineer

    CMTA, Inc (Arlington, VA)
    …we're innovators, collaborators, and changemakers. We're looking for a skilled and motivated Senior Mechanical Engineer to join our growing team and ... with Impact. Grow with Us.** Are you a passionate Mechanical Engineer looking to take the next...(or related field). + 7+ years of experience designing HVAC and mechanical systems + PE license… more
    CMTA, Inc (11/19/25)
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  • Senior Mechanical Engineer

    CMTA, Inc (Fairfax, VA)
    …transition to become a valuable team member within our Energy Solutions group. The Senior Engineer leads all aspects of performance contracts for our clients, ... CMTA, a Legence company, is looking for an experienced Engineer to help expand our reach in new markets....The company specializes in designing, fabricating, and installing complex HVAC , process piping, and other mechanical , electrical,… more
    CMTA, Inc (11/15/25)
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  • Senior Mechanical Engineer

    Jacobs (Washington, DC)
    …you can evolve, grow, and succeed - today and into tomorrow. The Mechanical Engineer will have essential multi-discipline team representation and be ... power, mechanical systems, fire protection, construction, etc.) * Professional Engineer (PE) Registration desired * Active Top Secret clearance, ability to… more
    Jacobs (10/10/25)
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  • Mechanical Engineer

    Fairfax County Sheriff's Office (Fairfax, VA)
    Mechanical Engineer ( Engineer IV)...of $5,000 for new county hires. This position provides senior level leadership and is responsible for the overall ... Print (https://www.governmentjobs.com/careers/fairfaxcounty/jobs/newprint/5104001) Apply  Mechanical Engineer ( Engineer IV) Salary $87,024.91 - $145,041.94… more
    Fairfax County Sheriff's Office (11/02/25)
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  • Facilities Mechanical Engineer

    Leidos (Chantilly, VA)
    **Description** ** Senior Mechanical Engineer ** Leidos is seeking a seasoned and innovative Senior Mechanical Engineer to lead the design, ... maintenance, and configuration management of complex building mechanical systems across a secure site. This role demands...experience, or Master's with 6-10 years. + **Registered Professional Engineer (PE)** in good standing or **ability to obtain… more
    Leidos (10/31/25)
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  • Mechanical Engineer

    Leidos (Springfield, VA)
    **Description** **Leidos - Multi-Domain Solutions (MDS) Division** **Position: Junior Level Mechanical Engineer ** Leidos and its Multi-Domain Solutions (MDS) ... division are seeking a highly motivated **Junior Mechanical Engineer ** to support the planning, design,...** to support the planning, design, and analysis of mechanical systems-primarily Heating, Ventilation, and Air Conditioning ( HVAC more
    Leidos (10/23/25)
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  • Project Manager/Lead Mechanical

    WSP USA (Columbia, MD)
    This Opportunity WSP is currently initiating a search for a **Project Manager/Lead Mechanical Engineer ** for our **Columbia, MD** office. Be involved in projects ... support and leadership for the design development and construction oversight of HVAC and related mechanical systems for building construction projects in… more
    WSP USA (10/29/25)
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