• OPIR Systems Engineer , Senior

    BOOZ, ALLEN & HAMILTON, INC. (Chantilly, VA)
    OPIR Systems Engineer , Senior The Opportunity: At a certain point, experience -based system design can start to look like clairvoyance. When you've developed so ... challenges in Satellite Mission Management? As a OPIR Systems Engineer on our team, you'll translate your customer's IT...a security investigation and may need to meet eligibility requirements for access to classified information ; Top Secret… more
    BOOZ, ALLEN & HAMILTON, INC. (09/29/25)
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  • Senior Software Engineer - Training…

    RTX Corporation (Sterling, VA)
    …are eligible for a security clearance​ **Security Clearance:** Secret - Current ** Senior Software Engineer ** **- Training System Software (Onsite)** We are ... Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements :** Active and transferable US government issued security clearance...currently searching for a Sr. Software Engineer to join our team in Sterling VA. Employing… more
    RTX Corporation (09/16/25)
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  • Senior Software Engineer - Golang…

    ICF (Reston, VA)
    …working together on the right solutions for the customer. We are looking for a seasoned Senior Backend Engineer who will be a key driver to make this happen. Our ... **The Work ** We are seeking a Golang Backend Engineer to join our dynamic team. In this role,...design to understand and create solutions for diverse user requirements + Work with Architects and other Engineers to… more
    ICF (09/11/25)
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  • Senior Mechanical Engineer (Design),…

    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 state-of-the-art ... and technical reports that align with industry best practices and project requirements . + Perform detailed calculations and modeling to optimize system performance,… more
    TYLin (08/31/25)
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  • Senior Commissioning Engineer

    FST Technical Services (Arlington, VA)
    …meet the clients requirements and design intent. About the job: A commissioning senior project engineer reports to a team leader and is responsible for the ... and from various job sites within the assigned region. Requirements : + completed a bachelors degree in HVACR, mechanical...engineering controls experience + Must hold an active Professional Engineer (PE) license in Virginia or Maryland + 7+… more
    FST Technical Services (08/15/25)
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  • Senior Backend Platform Engineer

    General Atomics (Charlottesville, VA)
    …through innovative data science and scalable software engineering. GA-i3 is searching for a senior software engineer on our platform team. As a backend platform ... engineer you will be responsible for designing and implementing...management throughout the software development lifecycle. + Determine user requirements and specifications and plan for software development within… more
    General Atomics (07/25/25)
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  • Senior Associate Systems Engineer

    L3Harris (Springfield, VA)
    …land, sea and cyber domains in the interest of national security. Job Title: Senior Associate, Systems Engineer - Watch Officer (Active TS/SCI w/CI Poly ... on, operate, and refine processes for advanced tools while also supporting requirements development for future capabilities. We are looking for individuals who… more
    L3Harris (10/15/25)
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  • Senior Autonomy Engineer

    Serco (Alexandria, VA)
    **Position Description** As the Senior AI and Autonomy/Swarm Engineer for the Technology Modernization Transition Review (TMTR) process with Serco, you will ... other legally protected characteristics. Click here to apply now (https://careers-sercous.icims.com/jobs/71580/ senior -autonomy- engineer --alexandria%2c-va/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834477830) **New to Serco?** Join our Talent… more
    Serco (10/10/25)
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  • Senior Ground Systems Engineer

    KBR (Herndon, VA)
    Title: Senior Ground Systems Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced ... defense. This position is contingent upon contract award KBR is seeking experienced Senior Ground Systems Engineers to support the US Space Force (USSF) in… more
    KBR (08/28/25)
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  • Senior Software Engineer

    Leidos (Alexandria, VA)
    **Description** The **Software Engineer ** will perform software development lifecycle (SDLC) activities as a member of an Agile development team building a large ... device programming opportunities are available. **Primary Responsibilities** The Software Engineer will be responsible for software development activities both… more
    Leidos (09/18/25)
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