• Sr Principal Cybersecurity Analyst/Network…

    Northrop Grumman (Chantilly, VA)
    …including but not limited to Standard Operating Procedures and VISIO diagrams. ** Senior Principal Cyber Systems Engineer Basic Qualifications:** + ... administrators, and operators as a Sr. Principal Cyber Systems Engineer professional in Chantilly, VA. The...integration, and capacity analysis. + Experience with Linux and Windows operating systems + Previous experience contributing… more
    Northrop Grumman (01/01/26)
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  • Endpoint Security Engineer Lead…

    Leidos (Arlington, VA)
    …ensure that systems are functional, secure, and scalable. The Security Engineer will support the design and development of cybersecurity tools and technology ... has an immediate need for a lead Endpoint Security Engineer for a customer on a highly visible and...integrations and threat analysis. + Solid understanding of operating systems ( Windows , Linux, macOS). + Superior attention… more
    Leidos (11/25/25)
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  • Cybersecurity Engineer II

    TekSynap (Virginia Beach, VA)
    **Responsibilities & Qualifications** **RESPONSIBILITIES** + Perform system hardening on DoD information systems in compliance with DoD cybersecurity policies. + ... implementing vendor patches and security updates on Linux and Windows operating systems . + Interpret and apply...Windows platforms. **Overview** We are seeking a Cybersecurity Engineer II to join our team supporting Department of… more
    TekSynap (12/30/25)
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  • Cses III - Firewall Engineer

    CACI International (Springfield, VA)
    CSES III - Firewall Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage ... and challenging opportunity available for a CSES III - Firewall Engineer supporting an Intelligence Community customer's wide-area (WAN), local-area (LAN) and… more
    CACI International (12/18/25)
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  • Cleared AI/ML Engineer (Multiple Levels)

    Noblis (Chantilly, VA)
    Responsibilities **Noblis is seeking to hire an AI/ML Engineer (Multiple Levels) with an ACTIVE Top** **Secret with SCI and Polygraph in Chantilly, VA** As an ... experienced AI/ML Engineer with our team, you will be working with...+ Work with large datasets and support Linux and Windows environment Required Qualifications + US Citizenship is required… more
    Noblis (12/22/25)
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  • Federal Network Support Engineer (Tier 2)…

    ASM Research, An Accenture Federal Services Company (Reston, VA)
    Senior Federal Network Support Engineer to provide expert-level technical infrastructure and software services support for the Azure Core Networking team within ... (PowerShell, Python) preferred **Other Job Skills** + Strong knowledge of Microsoft Operating Systems and products that include Microsoft Windows , Windows … more
    ASM Research, An Accenture Federal Services Company (01/07/26)
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  • Chief Engineer - Enterprise IT

    CACI International (Chantilly, VA)
    …+ Provide Subject Matter Expertise to the team for the following skillsets: Windows and Linux operating systems , RMF Hardening Compliance, Utilization Metrics ... Chief Engineer - Enterprise IT Job Category: Information Technology Time...and subject matter expertise to an Information Technology (IT) Systems Engineering team supporting the Department of the Air… more
    CACI International (01/02/26)
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  • Hardware Engineer

    CACI International (Sterling, VA)
    …* * CACI is currently looking for a motivated, career and customer-oriented Senior -level Hardware Engineer with Agile methodology experience to join our Customs ... Hardware Engineer Job Category: Engineering Time Type: Full time...plastics, and composites. + Installing, configuring, and running operating systems including Windows and Linux. + Assembling… more
    CACI International (11/20/25)
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  • Network Engineer 4

    M. C. Dean (Springfield, VA)
    …seeking a **Network Engineer 4** to join our **Security and Electronic Systems (SES)** business Unit. As part of **(SES)** Strategic Business Unit you will be ... telecommunications, life safety, automation and controls, audiovisual, and IT systems . Headquarters in Tysons, Virginia, MC Dean delivers resilient, secure,… more
    M. C. Dean (01/08/26)
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  • Integration and Test Software Engineer

    CACI International (Fairfax, VA)
    …Type of Travel: Continental US * * * CACI is currently looking for a Senior Integration and Test Software Engineer to join our team developing next generation ... Integration and Test Software Engineer Job Category: Engineering Time Type: Full time...signals intelligence (SIGINT) and electronic warfare systems for the Department of Defense. Join this passionate… more
    CACI International (12/17/25)
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