• Facility Operations Center Technical Team Lead,…

    Amazon (Arlington, VA)
    …candidate selected be a US citizen and currently possess and maintain an active Top Secret security clearance with SCI eligibility. The position further requires ... resource in data center critical infrastructure, operations, and controls systems for various data center designs. The TTL will...Qualifications - Current, active US Government Security Clearance of Top Secret with SCI eligibility or above… more
    Amazon (01/05/26)
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  • LINUX Systems Engineer

    Nightwing (Sterling, VA)
    …enjoys solving complex engineering problems while working with a close-nit team as a Linux Systems Engineer . In this role you will perform production systems ... end users. Typical Duties and Responsibilities + Manage the software , hardware, and systems on a Linux...Secret Clearance with the ability to acquire a TS with SCI eligibility Preferred Qualifications + Experience specifically… more
    Nightwing (10/22/25)
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  • Aegis Systems Engineer

    Parsons Corporation (Dahlgren, VA)
    …to identify and engage qualified candidates for upcoming program needs in ** Systems and Software Engineering.** Our engineers will contribute to system-level ... + **Experience** : Minimum **12 years** of experience in systems engineering or software engineering, with a..., or related defense programs **Additional Requirements:** + Active ** Secret security clearance** required; TS /SCI preferred +… more
    Parsons Corporation (12/09/25)
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  • Systems Reliability Engineer

    Leidos (Chantilly, VA)
    **Description** GEOAxIS is looking for Systems Reliability Engineer engineer to work with the rest of the operations team to help drive program technical ... 2+ years of prior relevant experience. + Requires a TS /SCI and ability to obtain and maintain a Polygraph...verbal and written + Ability to quickly learn new software and IT concepts + Strong problem solving and… more
    Leidos (01/07/26)
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  • System Development Engineer II, DBS…

    Amazon (Herndon, VA)
    Description System Development Engineer The Amazon Web Services team is innovating new ways of building massively scalable distributed systems and delivering the ... nearly 1000. We hold high standards for our computer systems and the services we deliver to our customers:...serve customers, and fun to work with. A successful engineer joining the team will do much more than… more
    Amazon (11/07/25)
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  • Portfolio Systems Engineer , SR

    KBR (Chantilly, VA)
    Title: Portfolio Systems Engineer , SR Portfolio Systems Engineer , SR Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides ... Impactful Work: Your contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future of space defense.… more
    KBR (01/02/26)
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  • ADC Engineer , Platform Engineering…

    Amazon (Arlington, VA)
    …that has the entrepreneurial feel of a start-up. This is an opportunity to operate and engineer systems on a massive scale, and to gain top -notch experience ... Linux, or Red Hat environment. - 3+ years of experience implementing automated software testing, scripting, deployment, and performance analysis systems . - 3+… more
    Amazon (12/17/25)
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  • Acquisition System Engineer

    Sciolex Corporation (Chantilly, VA)
    …program development processes and activities . Qualifications & Physical Requirements + Active Top Secret /SCI with Polygraph. + Bachelors and nine (9) years or ... that surpasses the epitome of excellence. Our core services include systems engineering technical advice, technical support, and administrative assistance. From our… more
    Sciolex Corporation (01/07/26)
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  • Sr. Sales Engineer

    Nightwing (Sterling, VA)
    …throughout the military, government, and intelligence community.** **Active Top Secret Clearance** **Preferred Qualifications:** **Exceptional communication, ... Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers'… more
    Nightwing (12/12/25)
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  • Cyber Reverse Engineer

    CACI International (Sterling, VA)
    …certification courses to grow your career.** **Responsibilities:** **Analyze and reverse engineer software binaries and embedded firmware on traditional and ... Cyber Reverse Engineer Job Category: Engineering Time Type: Full time...Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage of Travel Required: Up… more
    CACI International (12/24/25)
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