• 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 ( ... , plumbing systems, and building automation systems. + As licensed professional mechanical engineer signs and seals own work product. + Ensures the timely… more
    Fairfax County Sheriff's Office (12/22/25)
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  • Facilities Mechanical Engineer

    Leidos (Springfield, VA)
    **Description** Leidos is seeking an experienced Facilities Mechanical Engineer to lead the design, maintenance, and configuration management of building ... mechanical systems across mission-critical sites. This role demands deep...with Facility Management Control Systems (FMCS). + Active Professional Engineer (PE) license or ability to obtain licensure within… more
    Leidos (11/15/25)
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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 US states, US… more
    EMCOR Group (10/29/25)
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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, and analysis of mechanical systems-primarily Heating,… more
    Leidos (10/23/25)
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  • Senior Mechanical Engineer (Top…

    Johnson, Mirmiran, and Thompson Inc. (Quantico, VA)
    …Top 500 Design Firms. Position summary: JMT is seeking a Top Secret Cleared Senior Mechanical Engineer in the Quantico, VA area for an exciting opportunity to ... degree in mechanical engineering. + 10 years' experience as Mechanical Engineer in commercial/government office building design and construction. Preferred… more
    Johnson, Mirmiran, and Thompson Inc. (11/04/25)
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  • Mechanical Engineer

    Koniag Government Services (Quantico, VA)
    **Koniag Technology Solutions,** a Koniag Government Services company, is seeking a Mechanical Engineer with a Top-Secret clearance to support **KTS** and our ... paid holidays, three weeks paid time off, and more. The Mechanical Engineer will have essential multi-discipline team representation and be self-motivated, well… more
    Koniag Government Services (11/20/25)
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  • Mechanical Engineer - Mid to Senior

    Amentum (Dahlgren, VA)
    …integration, and engineering. Specialized experience shall also include experience as a mechanical engineer performing mechanical engineering analysis and ... design, utilizing mechanical engineering software tools, coordinating mechanical fabrication, and mechanical engineering test techniques. + Engineering… more
    Amentum (12/19/25)
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  • Mechanical Engineer 4

    CDM Smith (Fairfax, VA)
    …address today's needs and anticipate tomorrow's demands. We're looking for a skilled Mechanical Engineer with expertise in HVAC and plumbing systems. This role ... future leadership roles. - Performing other duties as required. **Job Title:** Mechanical Engineer 4 **Group:** ISO **Employment Type:** Regular **Minimum… more
    CDM Smith (11/26/25)
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  • Staff Mechanical Engineer - sUAS

    Aurora Flight Sciences Corporation (Manassas, VA)
    Staff Mechanical Engineer - sUAS Job Code 4008 Assigned Aurora Location Manassas, VA Apply Now ... (https://phg.tbe.taleo.net/phg01/ats/careers/v2/applyRequisition?org=AURORA&cws=37&rid=4008) Staff Mechanical Engineer - sUAS Position Overview At Aurora Flight… more
    Aurora Flight Sciences Corporation (10/14/25)
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  • Staff/Senior Mechanical Engineer

    Aurora Flight Sciences Corporation (Manassas, VA)
    Staff/Senior Mechanical Engineer Job Code 4007 Assigned Aurora Location Manassas, VA Apply Now ... (https://phg.tbe.taleo.net/phg01/ats/careers/v2/applyRequisition?org=AURORA&cws=37&rid=4007) Staff/Senior Mechanical Engineer Position Overview At Aurora Flight… more
    Aurora Flight Sciences Corporation (10/14/25)
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  • Lead Mechanical Engineer , PE

    V2X (Springfield, VA)
    …is contingent based on contract award. #clearance Responsibilities V2X is seeking a lead Mechanical Engineer (ME) / Professional Engineer (PE) to serve as ... the Subject-Matter-Expert (SME) for all mechanical systems at the Government Customer's facilities. The ME...Mechanical Engineering or related engineering discipline. + Professional Engineer (PE) registration in one of the 50 US… more
    V2X (11/29/25)
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  • Mechanical Engineer 3 - MMC

    M. C. Dean (Caroline County, VA)
    …with increasing project size, scope and complexity, the need to recruit a Mechanical Engineer for the Critical Infrastructure solutions (CIS) business unit. ... Tysons, Virginia, and employs more than 5,800 professionals who engineer and deploy automated, secure, and resilient power and...Matter Expert in the areas of design and specify mechanical and plumbing systems including but not limited to… more
    M. C. Dean (11/21/25)
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  • Jr. Mechanical Engineer

    Advanced Technology and Research Corporation (Indian Head, MD)
    Jr. Mechanical Engineer Location: Indian Head, MD Department: Engineering Services Type: Full Time Min. Experience: Entry Level Salary Range: $86,000 to $100,000 ... applicant will join ATR's Engineering Services Division, working as a Jr. Mechanical engineer at the Naval Surface Warfare Center, Indian Head Division, Indian… more
    Advanced Technology and Research Corporation (12/16/25)
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  • Mechanical Engineer

    Cruz Associates, Inc. (Indian Head, MD)
    …Yorktown, VA has a position open and is looking for qualified candidates for an Mechanical Engineer . The job location is the Naval Surface Warfare Center in ... and developing Technical Data Packages. + Bachelor of Science (BS) in mechanical engineering or mechanical engineer technology. + Ability to obtain Secret or… more
    Cruz Associates, Inc. (11/14/25)
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  • Mechanical Engineer

    Three Saints Bay (Dahlgren, VA)
    ** Mechanical Engineer (5105)** Location **Dahlgren, VA** Job Code **5105** \# of Openings **4** Apply Now ... LLC, and a Federal Government Contractor industry leader, is seeking a ** Mechanical Engineer ** to join our Team in **Dahlgren, VA.** **POSITION REQUIREMENTS:** +… more
    Three Saints Bay (11/14/25)
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  • Mechanical Engineer

    UIC Government Services and the Bowhead Family of Companies (Indian Head, MD)
    **Overview** MECHANICAL ENGINEER (AT): The Mechanical Engineer position is responsible for supporting manufacturing projects. This position combines ... of equipment and supplies. The ideal candidate has a strong mechanical aptitude, familiarity with engineering drawings and quality assurance techniques,… more
    UIC Government Services and the Bowhead Family of Companies (11/10/25)
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  • Mechanical Engineer - Test…

    UIC Government Services and the Bowhead Family of Companies (King George, VA)
    **Overview** MECHANICAL ENGINEER - TEST AND EVALUATION (AT): The Mechanical Engineer - Test and Evaluation position is responsible for supporting ... of equipment and supplies. The ideal candidate has a strong mechanical aptitude, familiarity with engineering drawings and quality assurance techniques,… more
    UIC Government Services and the Bowhead Family of Companies (11/10/25)
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  • Mechanical Engineer

    CDM Smith (Fairfax, VA)
    …work of junior engineers on project work. **Job Title:** Mechanical Engineer 5(Industrial/Process) **Group:** IND **Certification/License Requirements:** ... **Employment Type:** Regular **Minimum Qualifications:** Bachelor's degree in Mechanical , Architectural or Chemical Engineering, or in Engineering Technology or… more
    CDM Smith (11/08/25)
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  • Mechanical Engineer - Energy…

    CMTA, Inc (Fairfax, VA)
    …opportunities. **Job Summary:** CMTA, a Legence company, is looking for an entry-level mechanical engineer to help in our Energy Solutions office in ... can easily make the transition to become an energy engineer within our Energy Solutions group. The entry-level ...+ Engineering + Auditing + Commissioning + Consulting + Mechanical Engineering **Level of Education:** + Must have undergrad… more
    CMTA, Inc (11/01/25)
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  • Mechanical Engineer - Fire…

    Jensen Hughes Inc. (Fairfax, VA)
    Mechanical Engineer - Fire Protection Columbia, Maryland, United States; Fairfax, Virginia, United States; Rockville, Maryland, United States **Company ... to learn, grow and succeed together. **Job Overview** Jensen Hughes is seeking Mechanical Engineers in our Baltimore, MD and Washington DC area offices who are… more
    Jensen Hughes Inc. (12/16/25)
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