• PD Power Systems LLC (Springfield, VA)
    Mechanical Engineer /Designer Located in Springfield, VA ( Onsite ). This is not a remote or hybrid position. This position is responsible for the design and ... PowerPoint), problem solving, technical documentation/communication. SolidWorks and 2D CAD and mechanical design experience are mandatory for this position… more
    Upward (08/11/25)
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  • Mechanical Design Engineer

    Actalent (Fairfax, VA)
    Mechanical Design Engineer - ONSITE IN ROCKVILLE, MD Job Description We are seeking professionals to join our Mechanical Engineering team in the role of ... Mechanical Design Engineer to support the development of Small Modular Nuclear Reactor Systems. This position involves the engineering design and… more
    Actalent (10/25/25)
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  • Senior Mechanical Engineer

    TYLin (Fairfax, VA)
    …+ Transit team in the mid-Atlantic is growing, and we're looking for a Senior Mechanical Engineer ( Design ) to help shape the next generation of ... transportation buildings. If you have a passion for innovative mechanical design and want to work on...rail, transit, or complex transportation facilities. + A Professional Engineer License is preferred OR the ability to obtain… more
    TYLin (08/31/25)
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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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  • Facilities Mechanical Engineer

    Leidos (Springfield, VA)
    …with the ability to pass a polygraph. Leidos is seeking an experienced Facilities Mechanical Engineer to lead the design , maintenance, and configuration ... **Description** **Facilities Mechanical Engineer ** **Location:** Springfield Virginia. **Clearance...control systems in dynamic environments. **Primary Responsibilities** + Lead mechanical design and development efforts from concept… more
    Leidos (10/23/25)
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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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  • Mechanical Engineer

    Leidos (Springfield, VA)
    …Solutions (MDS) division are seeking a highly motivated **Junior Mechanical Engineer ** to support the planning, design , and analysis of mechanical ... equipment. + Proficiency in CAD software (eg, SolidWorks, AutoCAD) for mechanical design and drafting. + Understanding of design specifications,… more
    Leidos (10/23/25)
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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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  • Staff Mechanical & Propulsion…

    Aurora Flight Sciences Corporation (Manassas, VA)
    …will include but not be limited to the following: Responsibilities -Perform mechanical design of novel aircraft, small UAS and supporting systems. ... Staff Mechanical & Propulsion Engineer Job Code...experience in aircraft or small UAS development. -Proficiency in mechanical design for aerospace applications. -Proficiency with… more
    Aurora Flight Sciences Corporation (10/14/25)
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  • Senior Mechanical & Propulsion…

    Aurora Flight Sciences Corporation (Manassas, VA)
    …years of experience in aircraft and/or small UAS development. -Proficiency in mechanical design for aerospace applications. -Proficiency with CAD tools including ... Senior Mechanical & Propulsion Engineer Job Code...Engineer Position Overview At Aurora Flight Sciences, we design , build, and fly advanced aircraft and enabling technologies… more
    Aurora Flight Sciences Corporation (10/14/25)
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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. ... and Regulations, applicable industrial Codes and Standards + Address any mechanical design , fabrication, construction, and commissioning issues + Develop… more
    M. C. Dean (08/22/25)
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  • Junior Mechanical Engineer

    Huntington Ingalls Industries (Alexandria, VA)
    …video: https://vimeo.com/732533072 Job Description HII is seeking an imaginative and adaptable Junior Mechanical Engineer that is on schedule to graduate in May ... VA location. If you're eager to apply your foundational mechanical engineering knowledge to design and rapidly...apply your foundational mechanical engineering knowledge to design and rapidly prototype tangible mission hardware for the… more
    Huntington Ingalls Industries (10/28/25)
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  • Senior Mechanical Engineer

    QinetiQ US (Lorton, VA)
    …Senior Mechanical Engineer , who will be responsible for the mechanical design and development of ruggedized military hardware products within a ... Perform system level tolerance analysis + Provide "hands-on" support for mechanical design and product issues related to various DOD pre-production and… more
    QinetiQ US (10/10/25)
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  • Lead Mechanical Engineer

    EMCOR Group (Springfield, VA)
    …facilities, on-time projects and long-term value. **Job Title** : **Lead Mechanical Engineer ** **Job Summary:** EMCOR Government Services is seeking ... a Lead Mechanical Engineer (ME) to serve as the...building modifications comply with all code requirements and original design intent. + Oversees the proper and timely application… more
    EMCOR Group (10/29/25)
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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 (08/22/25)
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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 (08/07/25)
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  • Mechanical Engineer SME

    TAI (Fairfax, VA)
    **About the Role:** Step into a pivotal Mechanical Engineer SME role within TAI's Buildings and Facilities Group! You will lead the detailed mechanical ... + PE License is preferred. + Minimum of eight (8) years of mechanical design experience helping to create construction documents for a wide range of projects.… more
    TAI (10/31/25)
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  • Mechanical Engineer 5 - Fire…

    CDM Smith (Fairfax, VA)
    …supervise the work of junior engineers on project work. **Job Title:** Mechanical Engineer 5 - Fire Protection **Group:** ISO **Certification/License ... candidate will have significant experience leading and managing the design of mechanical projects. At CDM Smith,...and 4D software and practices. - Expert Knowledge of engineer principles of design . - Expert Knowledge… more
    CDM Smith (09/11/25)
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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 ... Conceptual and/or practical experience with finite element analysis (FEA) methods to support mechanical design and evaluation + In the office up to 5 days per… more
    UIC Government Services and the Bowhead Family of Companies (08/11/25)
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  • Jr. Mechanical Engineer

    Advanced Technology and Research Corporation (Indian Head, MD)
    Jr. Mechanical Engineer Location: Indian Head, MD...and as part of an engineering team + Provide mechanical design support for warhead components and ... successful applicant will join ATR's Engineering Services Division, working as a Jr. Mechanical engineer at the Naval Surface Warfare Center, Indian Head… more
    Advanced Technology and Research Corporation (09/16/25)
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