• Senior Mechanical Engineer

    TYLin (Fairfax, 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 ... 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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  • Senior Mechanical Engineer

    V2X (Chantilly, VA)
    …complex challenges with integrity, respect, responsibility, and professionalism. The Senior Mechanical Engineer will provide design and implementation of ... 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)
    Engineer ** Leidos is seeking a seasoned and innovative Senior Mechanical Engineer to lead the design , maintenance, and configuration management of ... 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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  • Senior Mechanical Engineer

    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 ... 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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  • Staff/ Senior Mechanical

    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… more
    Aurora Flight Sciences Corporation (10/14/25)
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  • Senior Mechanical Engineer

    RTX Corporation (Sterling, VA)
    …are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Secret ** Senior Mechanical Engineer ** **- Flight Simulation (Onsite)** ... (eg electrical, software and systems engineering) to ensure the mechanical design is appropriate for the project/product...assigned scope of work + May Lead cross-functional teams ( Mechanical and Electrical) in a Hardware Project Engineer more
    RTX Corporation (11/06/25)
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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...real impact on communities. **What You'll Do:** + Lead mechanical design from concept through construction. +… more
    CMTA, Inc (12/20/25)
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  • Data Center Mechanical Design

    Google (Reston, VA)
    Data Center Mechanical Design Engineer _corporate_fare_ Google _place_ Sunnyvale, CA, USA; Kirkland, WA, USA; +4 more; +3 more **Mid** Experience driving ... and serve as an expert in your specialty (eg, cooling, electrical). As a Data Center Mechanical Design Engineer at Google Cloud, you will play a pivotal role… more
    Google (12/31/25)
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  • Senior Mechanical Engineer

    Bechtel Corporation (Reston, VA)
    …strong and long-lasting energy future for generations to come. # Job Summary: As a Senior Mechanical Engineer , you will support the development of ... As the EPC, our responsibilities will include providing the design for the Turbine Island and Balance of Plant...Education and Experience Requirements: Requires a bachelor's degree in Mechanical (or related) Engineering with a minimum of 8… more
    Bechtel Corporation (12/15/25)
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  • Senior Mechanical Cx Engineer

    Veolia North America (Ashburn, VA)
    …across North America. **Job Description** **Position Purpose:** Senior Project Engineer - Performs & plans commissioning of mechanical systems. Must ... be a self-motivated & energetic professional. Must have understanding of building mechanical systems design , construction & operation. Must have experience with… more
    Veolia North America (11/21/25)
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  • Senior Mechanical HVAC…

    Jacobs (Chantilly, VA)
    …looking for an experienced, high-energy, HVAC Engineer to join our Building Mechanical team and help deliver innovative HVAC design solutions for our heavy ... & vendors, sizing and selecting equipment, and preparing construction design packages. You'll be accountable for the schedule and...of 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

    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....visits, audits, and energy calculations. + Direct the engineering design team in producing drawings and specifications. + Direct… more
    CMTA, Inc (01/09/26)
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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 ... of aboveground and underground structures and associated infrastructure and protective design characteristics. Work will be performed in a fast-paced, high-energy… more
    Leidos (12/26/25)
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  • Co-Op (Fall Semester 2025 - Spring Semester 2026)…

    Southland Industries (Dulles, VA)
    …**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,...to heating, ventilating, and air-conditioning systems under supervision of Senior Engineers. + Performs basic calculations for a project,… 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. ... solutions. Work is completed using standard engineering techniques and design principles and is reviewed by more senior...new clients and enhance relationships. **Do the Work** + Design appropriate mechanical systems in accordance with… more
    Bowman (11/25/25)
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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/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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  • Mechanical Engineer

    MPR Associates (Alexandria, VA)
    …with expertise in fluid flow, thermodynamics, stress analysis, finite element analysis, mechanical design , materials, circuit design , software development ... CT, or Burlington, MA. Duties/Responsibilities + Planning and leading the mechanical design /analysis efforts of multi-discipline system designs, including… more
    MPR Associates (10/14/25)
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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 (12/24/25)
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  • Mechanical Commissioner - Project…

    Veolia North America (Sterling, VA)
    …than 350 locations across North America. **Job Description** **Position Purpose:** Project Engineer - Performs commissioning of mechanical systems. Must be a ... self-motivated & energetic professional. Must have understanding of building mechanical systems design , construction & operation. Must have experience with… more
    Veolia North America (11/22/25)
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  • Project Engineer - Process…

    Stantec (Fairfax, VA)
    …general understanding of many relevant areas of municipal engineering, hydraulics, and process mechanical systems design with respect to materials as well as ... Your Opportunity We are looking for a talented Project Engineer who wants to be part of a purpose-driven...perform a variety of tasks which may include calculations, design sketches and concepts, report preparation and field work.… more
    Stantec (12/03/25)
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