• Mechanical Design Engineer

    Actalent (Herndon, VA)
    Job Title: Mechanical Design Engineer Job Description The Mechanical Design Engineer will work to develop new generations of sensing, real-time ... assembly, and validation testing along the way. Responsibilities + Design and analyze complex mechanical systems. + Develop designs from concept to production. +… more
    Actalent (11/30/25)
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  • Co-Op (Fall Semester 2025 - Spring Semester 2026)…

    Southland Industries (Dulles, VA)
    …MD **POSITION SUMMARY** Watch your engineering designs come to life! As a Design Engineer at Southland Industries, you'll experience the excitement of working ... on design -build and design -assist projects in healthcare, education,...as HVAC, plumbing, etc. + Basic ability to read mechanical and plumbing plans. + Good verbal and written… more
    Southland Industries (11/14/25)
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  • Mechanical Design Engineer

    Bowman (Herndon, VA)
    …unparalleled service to our clients. **Purpose** Perform all levels of mechanical design including the development of construction documents. ... establish new clients and enhance relationships. **Do the Work** + Design appropriate mechanical systems in accordance with current code requirements and sound… more
    Bowman (11/25/25)
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  • Mechanical Design Engineer

    Southland Industries (Dulles, VA)
    **Position Summary** Lead, evaluate, design , and engineer projects and systems to specification on projects ranging from new design /build to rehabilitation ... of less-experienced engineers on assigned projects. Mentors and provides guidance on design and technical issues. + Writes technical narratives in response to RFIs.… more
    Southland Industries (09/27/25)
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  • Senior Mechanical Engineer

    TYLin (Fairfax, VA)
    …a Senior Mechanical Project Engineer who is passionate about mechanical design , not construction management. If you love solving complex engineering ... of rail infrastructure. **Responsibilities & Qualifications** **What You'll Do** + **Lead mechanical design ** for stations, tunnels, and transit facilities -… more
    TYLin (10/25/25)
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  • Consultant, Mechanical Engineering (Mission…

    WSP USA (Herndon, VA)
    …+ 1-3 years of relevant post education experience in engineering discipline and prior mechanical design experience. + Engineer in Training Certification. + ... USA is currently initiating a search for a **Consulting Mechanical Engineer ** for our **Herndon, VA** office...for our **Herndon, VA** office **.** As a Consulting Engineer with us, you will design complex… more
    WSP USA (11/26/25)
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  • Senior Mechanical Engineer - active…

    V2X (Chantilly, VA)
    …most complex challenges with integrity, respect, responsibility, and professionalism. The Senior Mechanical Engineer will provide design and implementation ... power, mechanical systems, fire protection, construction, etc.) + Professional Engineer (PE) Registration desired. + Education: + Bachelor's degree in … more
    V2X (11/25/25)
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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 ... and control systems performance. **Key Responsibilities** + **Lead end-to-end mechanical design ** from concept through production, ensuring robust, efficient,… more
    Leidos (10/31/25)
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  • Mechanical Engineer

    Leidos (Chantilly, VA)
    **Description** ** Mechanical Engineer - Mission-Critical Facilities Design ** Leidos is seeking a driven and detail-oriented Junior level Mechanical ... to support the planning, design , and analysis of mechanical systems-primarily Heating, Ventilation, and Air Conditioning (HVAC)-for secure, mission-critical… more
    Leidos (11/05/25)
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  • Mechanical Engineer

    Fairfax County Sheriff's Office (Fairfax, VA)
    Mechanical Engineer ( Engineer IV) Print (https://www.governmentjobs.com/careers/fairfaxcounty/jobs/newprint/5104001) 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 (11/02/25)
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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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  • 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 (09/05/25)
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  • Electro- Mechanical Engineer

    Aurora Flight Sciences Corporation (Manassas, VA)
    Electro- Mechanical Engineer Job Code 3978 Assigned Aurora Location Manassas, VA Cambridge, MA Apply Now ... (https://phg.tbe.taleo.net/phg01/ats/careers/v2/applyRequisition?org=AURORA&cws=37&rid=3978) Electro- Mechanical Engineer Position Overview At Aurora Flight… more
    Aurora Flight Sciences Corporation (11/21/25)
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  • Associate Electro- Mechanical

    Aurora Flight Sciences Corporation (Manassas, VA)
    Associate Electro- Mechanical Engineer Job Code 4006 Assigned Aurora Location Manassas, VA Cambridge, MA Apply Now ... (https://phg.tbe.taleo.net/phg01/ats/careers/v2/applyRequisition?org=AURORA&cws=37&rid=4006) Associate Electro- Mechanical Engineer Position Overview At Aurora Flight… more
    Aurora Flight Sciences Corporation (11/15/25)
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  • Lead Field Engineer - Mechanical

    Bechtel Corporation (Reston, VA)
    …to construction engineering within the piping discipline. Duties include interpreting mechanical design drawings and specifications, mechanical ... candidate will mobilize to the project site. # Job Summary: The Construction Lead Mechanical Field Engineer is responsible for activities of the mechanical more
    Bechtel Corporation (11/11/25)
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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 ... roles. - Performing other duties as required. **Job Title:** Mechanical Engineer 4 **Group:** ISO **Employment Type:**...and 4D software and practices. - Expert Knowledge of engineer principles of design . - Expert Knowledge… 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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  • Senior Mechanical Engineer - sUAS

    Aurora Flight Sciences Corporation (Manassas, VA)
    Senior Mechanical Engineer - sUAS 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) Senior Mechanical Engineer - sUAS Position Overview At Aurora Flight… more
    Aurora Flight Sciences Corporation (10/14/25)
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  • Mechanical Engineer 3

    M. C. Dean (Vienna, VA)
    …with increasing project size, scope and complexity, the need to recruit a Mechanical Engineer for the Critical Infrastructure solutions (CIS) business unit. ... and Regulations, applicable industrial Codes and Standards + Address any mechanical design , fabrication, construction, and commissioning issues + Develop… more
    M. C. Dean (11/28/25)
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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 ... holidays, three weeks paid time off, and more. The Mechanical Engineer will have essential multi-discipline team...return air systems, including Z-ducts and U-ducts in the design . + Understand different mechanical systems. +… more
    Koniag Government Services (11/20/25)
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