• Facility Operations Center Engineer , ADC…

    Amazon (Arlington, VA)
    …be a US Citizen and must currently possess and maintain an active TS /SCI security clearance with polygraph. The position further requires the candidate to opt ... monitoring center for AWS data center's critical physical facilities infrastructure systems . We support availability by assisting internal teams in communicating… more
    Amazon (10/23/25)
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  • Digital Signal Processing Engineer

    CACI International (Sterling, VA)
    …+ Design, develop, debug, integrate, and test signal processing algorithms and SIGINT software systems running on a variety of platforms supporting intelligence, ... Digital Signal Processing Engineer Job Category: Engineering Time Type: Full time...Help define the requirements, CONOPs and architecture for future systems . + Use computer-assisted engineering and design software more
    CACI International (10/29/25)
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  • Security Engineer , AWS Cross Domain…

    Amazon (Arlington, VA)
    Description AWS is seeking a Cross Domain Services Security Engineer to support our government customers in the Intelligence, Defense, and National Security ... that the candidate selected must currently possess and maintain an active TS /SCI security clearance with polygraph. The position further requires the candidate to… more
    Amazon (10/31/25)
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  • Ground Mission Engineer

    SAIC (Chantilly, VA)
    systems engineering principles and practical experience with satellite ground systems . The Ground Mission Engineer oversees developer satellite system ... and more. This position is for a **Ground Mission Engineer ** for a large, multi-year contract supporting a cutting-edge...+ Superb technical skills and experience related to ground systems hardware and software . + Ability to… more
    SAIC (11/13/25)
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  • (DoD SkillBridge), Specialist, Integration & Test…

    L3Harris (Herndon, VA)
    …Essential Functions: + Support the set-up, configuration, and documentation of hardware and software systems under test, including loading custom and commercial ... of national security. Job Title: Specialist, Integration and Test Engineer Job Code: 29068 Job Location: Herndon, VA Job...software onto multiple systems + Developing and executing structured training sessions +… more
    L3Harris (09/20/25)
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  • Network Testing Lab Infrastructure Engineer

    CACI International (Sterling, VA)
    Network Testing Lab Infrastructure Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph ... test setups, and equipment inventory. + Support the installation and updates of software and firmware on lab devices. + Assist in the preparation of lab… more
    CACI International (10/24/25)
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  • Network Emulation Engineer

    CACI International (Chantilly, VA)
    Network Emulation Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular ... data, tools, and process** **Address gaps within defenses by improving systems and processes** **Develop approaches to automating cybersecurity operations, reducing… more
    CACI International (10/28/25)
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  • Network Engineer 3

    M. C. Dean (Chantilly, VA)
    …seeking a **Network Engineer 3** to join our **Security and Electronic Systems (SES)** business Unit. As part of **(SES)** Strategic Business Unit you will be ... as backup for team members during paid time off. + Perform hardware / software upgrades and replacements on existing systems **System Analysis and Reporting:** +… more
    M. C. Dean (10/23/25)
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  • Mechanical Engineer w/OCONUS Travel

    Nightwing (Sterling, VA)
    …a facility's life cycle from design to operations and maintenance (O&M). Mechanical engineer will work with Electrical engineering and software controls to plan, ... systemspertaining to Data Center configurations + Understanding of Building Monitoring Systems + Understanding of Computer aided design software such… more
    Nightwing (09/05/25)
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  • DevSecOps Engineer

    Lockheed Martin (Herndon, VA)
    …ensure that scientists and engineers will be able to fully utilize modern HPC systems \. We are seeking a DevOps Engineers familiar with Unix/Linux/SE for our Data ... site administration one\-on\-one to troubleshoot automation/deployment issues * Install software libraries functioning in RHEL/SE Linux environment to support… more
    Lockheed Martin (11/13/25)
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