• Mechanical Engineer

    Fairfax County Sheriff's Office (Fairfax, VA)
    Mechanical Engineer ( Engineer IV) Print (https://www.governmentjobs.com/careers/fairfaxcounty/jobs/newprint/5164526) Apply  Mechanical Engineer ( ... mechanical , plumbing systems, and building automation systems. + As licensed professional mechanical engineer signs and seals own work product. + Ensures the… more
    Fairfax County Sheriff's Office (12/22/25)
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  • Assistant Mechanical Engineer

    Burns & McDonnell (Norfolk, VA)
    **Description** The Assistant Mechanical Engineer will work under the supervision of a licensed professional engineer to assist project teams to create world ... institutional, industrial, manufacturing, government and military facilities. The Assistant Mechanical Engineer will work with the project... factors or client needs. + Assists in the mechanical design of projects from the conceptual… more
    Burns & McDonnell (12/18/25)
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  • Facilities Mechanical Engineer

    Leidos (Chantilly, VA)
    Mechanical Engineer ** Leidos is seeking a seasoned and innovative Senior Mechanical Engineer to lead the design , maintenance, and configuration ... PTO or a monetary bonus.** **Key Responsibilities** + **Lead end-to-end mechanical design ** from concept through production, ensuring robust, efficient,… more
    Leidos (10/27/25)
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  • Mechanical Engineer w/OCONUS Travel

    Nightwing (Sterling, VA)
    …a facility's life cycle from design to operations and maintenance (O&M). Mechanical engineer will work with Electrical engineering and software controls to ... and commercial markets. Nightwing is seeking a highly motivated Mechanical Engineer to join a mature program...for mission critical equipment + Ability to interpret and design mechanical drawings and control wiring diagrams… more
    Nightwing (12/05/25)
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  • Mechanical Engineer - PM

    Old Dominion University (Norfolk, VA)
    …Job Full Time EEO Category B Professionals Job Description The mechanical engineer , a member of the Facilities Management Design & Construction Team, ... Posting Details Working Title Mechanical Engineer - PM Position Number...required. Level and type of experience Extensive experience in design of mechanical systems and/or construction project… more
    Old Dominion University (10/24/25)
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  • Lead Mechanical Engineer (Buildings)

    WSP USA (Arlington, VA)
    …to 10 years of relevant post education experience in engineering discipline and prior mechanical design experience. + Engineer license required. + Proficient ... WSP is currently initiating a search for a **Lead Mechanical Engineer ** for our **Arlington, VA** office....from project inception to completion in the management of mechanical design and construction of building and… more
    WSP USA (10/18/25)
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  • Facilities Mechanical Engineer

    Leidos (Chantilly, VA)
    **Description** Leidos is seeking an experienced Facilities Mechanical Engineer to lead the design , maintenance, and configuration management of building ... and control systems in dynamic environments. **Primary Responsibilities** + Lead mechanical design and development efforts from concept through production. +… more
    Leidos (12/06/25)
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  • Lead Mechanical Engineer

    EMCOR Group (Springfield, VA)
    …integrated service providers. **Job Summary** EMCOR Government Services is seeking a Lead Mechanical Engineer (ME) to serve as the Subject Matter Expert (SME) ... Compartmented Information (TS/SCI) Clearance** **Qualifications** + Currently licensed as a Mechanical Professional Engineer (PE) in one of the 50… more
    EMCOR Group (10/29/25)
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  • Senior Mechanical Engineer (Top…

    Johnson, Mirmiran, and Thompson Inc. (Quantico, VA)
    mechanical engineering. + 10 years' experience as Mechanical Engineer in commercial/government office building design and construction. Preferred ... + 20 years' experience as an Mechanical Engineer in commercial/government office building design and...Mechanical Engineer in commercial/government office building design and construction. Working Conditions Work is performed in… more
    Johnson, Mirmiran, and Thompson Inc. (11/04/25)
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  • Specialist, Aerospace Mechanical

    L3Harris (Ashburn, VA)
    …cyber domains in the interest of national security. Job Title: Specialist, Aerospace Mechanical Engineer Job Code: 31930 Job Location: Ashburn, VA Job Schedule: ... candidates Job Description: We are seeking a highly skilled Mechanical Engineer to join our dynamic team...DoD security clearances + Minimum 3 years' experience in mechanical design using 3D CAD modeling and… more
    L3Harris (12/10/25)
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