• Systems Administrator / Top Secret…

    Lockheed Martin (Arlington, VA)
    …Lockheed Martin's Advanced Technology Laboratories \(ATL\) is seeking an IT Systems Engineer/ Systems Administrator with a demonstrated ability to independently ... develop solutions to systems administration challenges in heterogeneous computing environments\. The selected candidate will serve as a system and network… more
    Lockheed Martin (07/12/25)
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  • SIGINT Systems Engineer

    Sciolex Corporation (Chantilly, VA)
    …that surpasses the epitome of excellence. Our core services include systems engineering technical advice, technical support, and administrative assistance. From our ... to ensuring you receive the utmost employee care. Responsibilities As the SIGINT Systems Engineer, you will help guide new and existing SIGINT programs as they… more
    Sciolex Corporation (07/10/25)
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  • Systems Administrator III Lead

    CACI International (Norfolk, VA)
    Systems Administrator III Lead Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular ... US * * * **The Opportunity:** + Join NAVSEA 03S as the lead Systems Administrator for the Navy Maintenance and Modernization Enterprise Solution (NMMES) + Play a… more
    CACI International (07/09/25)
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  • Cybersecurity Systems Analyst - Senior

    Amentum (Arlington, VA)
    …and creating A&A packages. Performs assessment, compliance, and validation of IT systems to support the Cybersecurity program at USSOCOM, its Component Commands, ... standards. The end goal is to ensure the integrity of customer systems by identifying and mitigating potential shortcomings and vulnerabilities. Advise USSOCOM, its… more
    Amentum (06/29/25)
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  • Senior Systems Engineer (S)

    SimIS Inc. (Dahlgren, VA)
    …State, and industry standard governance to ensure client mission success. Our performance standard is "excellence," with an outcomes-based, quality focus in our ... position and is contingent upon award. Job Description: SimIS, Inc. seeks a Senior Systems Engineer to lead systems engineering activities for a US Navy Training… more
    SimIS Inc. (06/23/25)
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  • NMCC Information Systems Security Engineer

    TekSynap (Arlington, VA)
    …associated Windows and Red Hat Linux servers. + Proactively monitor system performance , identify bottlenecks, and implement solutions to ensure optimal operation of ... Implementation Guides (STIGs) on Windows and Red Hat Linux systems . + Develop and implement security designs for new...This technical role is critical for the health and performance of our security infrastructure, requiring expertise in system… more
    TekSynap (06/18/25)
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  • Computer and Information Systems Manager

    ManTech (Herndon, VA)
    **ManTech** seeks a motivated, career and customer-oriented **Computer and Information Systems Manager** to join our team in the **DC, Maryland, and Virginia (DMV) ... network design and implementation, network device troubleshooting, data processing, information systems , systems analysis, and computer programming. You will… more
    ManTech (06/14/25)
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  • SIGINT Systems Engineer

    KBR (Chantilly, VA)
    Title: SIGINT Systems Engineer KBR is seeking a SIGINT Systems Engineer to be part of our team supporting our customer in Chantilly, VA that delivers ... mission-critical capabilities directly supporting intelligence-gathering missions from overhead systems . We command spacecraft and process the resulting collected… more
    KBR (06/10/25)
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  • Ground Systems Engineer

    Stratos Solutions (Chantilly, VA)
    Job Title: Ground Systems Engineer Location: Chantilly, VA Minimum Clearance Requirements: TS/SCI with Poly Position Summary: Stratos Solutions is seeking a highly ... skilled Ground Systems Engineer to support the development and management of...to define and document system and software requirements, including performance , reliability, and security specifications. + Manage the development… more
    Stratos Solutions (06/06/25)
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  • Information Systems Security Engineer…

    KaylaTek, Inc. (Arlington, VA)
    …environment. This technical role is critical for the health and performance of our security infrastructure, requiring expertise in system administration, security ... tool management, and system hardening. A deep understanding of operating systems , security tools, and server infrastructure is essential. Roles and Responsibilities:… more
    KaylaTek, Inc. (06/05/25)
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