• Senior Fire Protection Engineer

    Jensen Hughes Inc. (Fairfax, VA)
    Senior Fire Protection Engineer Fairfax, Virginia, United States **Company Overview** Throughout our worldwide network of experts, clients and communities, we are ... a hybrid job opportunity for a Senior Fire Protection Engineer with experience in life safety code consulting, sprinkler... with experience in life safety code consulting, sprinkler systems , fire detection and alarm systems , and… more
    Jensen Hughes Inc. (12/19/25)
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  • Mechanical Engineer

    Koniag Government Services (Quantico, VA)
    …Review the mechanical system layout in the specialized room such as the data closet and the communications room. + Perform and interpret cooling load ... a Koniag Government Services company, is seeking a Mechanical Engineer with a Top-Secret clearance to support **KTS** and...HVAC systems . + Review various 24/7 mechanical systems and determine which system complies with… more
    Koniag Government Services (11/20/25)
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  • Network Engineer (Day Shift 6AM - 6PM)

    CACI International (Chantilly, VA)
    …networks. + Systems integration and testing experience. + Experience with data network switching and routing with products from Cisco, Juniper, Aruba, Palo Alto ... Network Engineer (Day Shift 6AM - 6PM) Job Category:...on possible solutions. + Develop, design, configure and implement data networking solutions based upon the customer's performance criteria… more
    CACI International (01/03/26)
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  • Subject Matter Expert II (RF Engineer )

    NANA Regional Corporation (Alexandria, VA)
    …insertion into operational environments either land, sea or air. + Integration of data into existing USCG systems will also be investigated. + Recommendations ... ASE is looking to hire an RF engineer as technical authority and subject matter expert...Coast Guard mission of maritime surveillance. Any recommendations of system upgrades, additions, or removal is dependent upon the… more
    NANA Regional Corporation (12/25/25)
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  • OCONUS Field Engineer - TS/SCI Polygraph…

    Leidos (Chantilly, VA)
    …team environment. The ideal candidate will have prior experience as either a systems engineer or systems administrator. Prior OCONUS experience and ... team split over two locations working in different time zones. As a result, the engineer must have excellent communication skills and be flexible with regards to… more
    Leidos (11/07/25)
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  • Transportation Engineer

    Leidos (Mclean, VA)
    …last five years.** To support these goals, Leidos is seeking a **Transportation Engineer ** to join a highly successful team in researching and developing Connected ... transportation industry. **Role Overview:** We are seeking a motivated **Transportation Engineer ** with experience in simulation and traffic operations to join our… more
    Leidos (01/04/26)
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  • Project Engineer - Acquisition

    Sciolex Corporation (Chantilly, VA)
    …+ + systems engineering of multiple interrelated satellite ground system acquisitions + Specifically: digital engineering and data engineering Qualifications ... cert in Acquisition (such as DAWIA) + domain knowledge and expertise for systems engineering of multiple interrelated satellite ground system acquisitions + IC… more
    Sciolex Corporation (10/13/25)
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  • Lead Security Engineer

    Leidos (VA)
    …automate workloads, and pursue next-generation innovation. We are seeking a Security Engineer to serve as a technical leader for our critical cloud modernization ... environments and embedding security into every phase of the System Development Life Cycle (SDLC). As the **Senior Security... Development Life Cycle (SDLC). As the **Senior Security Engineer ** , you will define the security posture, lead… more
    Leidos (12/20/25)
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  • Transportation Safety and Operations…

    Leidos (Mclean, VA)
    …project vision and desired outcomes. o Demonstrate in-depth knowledge of transportation system safety and operations or TSMO (transportation systems management ... **Description** Leidos is seeking an experienced **Transportation Engineer ** to lead multi-disciplinary transportation research programs and projects across federal,… more
    Leidos (01/04/26)
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  • AI Cybersecurity Engineer Principal

    General Dynamics Information Technology (Fairfax, VA)
    …vulnerabilities in systems . + Designs, develops, tests, and evaluates information system security throughout the systems development life cycle. + Conducts ... our national security in cyber as an **AI Cybersecurity Engineer Principal** at GDIT. Here, technologists have many paths...thinking skills with a keen ability to interpret complex data sets. + Exceptional communication and collaboration… more
    General Dynamics Information Technology (12/17/25)
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