• Lead Data Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Lead** **Data Engineer ** to join our Data and AI Practice onsite in **Chantilly and/or Herndon, VA** . ... and high throughput for real-time and batch data processing. . Implement robust security measures to protect sensitive data and ensure compliance with relevant data … more
    ManTech (11/05/25)
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  • Full Stack Software Engineer SME

    Leidos (Chantilly, VA)
    **Description** National Security Sector combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security ... technologies, and tactics to keep pace with an ever-evolving security landscape and succeed in their pursuit to protect...a highly experienced, versatile, and visionary Full Stack Software Engineer Subject Matter Expert (SME) for the Maru Program.… more
    Leidos (11/01/25)
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  • Senior Malware Engineer

    Leidos (Alexandria, VA)
    **Description** Leidos has a current job opportunity for a **Senior Malware Engineer ** on the DISA GSM-O program in Alexandria, VA.An active Top Secret security ... used by malware. This position provides support to the J6 Pentagon Security Operations Center in conduct reverse engineering for Malware Analysis using dynamic… more
    Leidos (10/31/25)
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  • Software Test Engineer

    CACI International (Chantilly, VA)
    Software Test Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... * Active and current TS/SCI with polygraph * CompTIA Security + certification * Experience: * Agile environment * Scrum...* Agile environment * Scrum * Automated testing * Security testing * MS TFS * Zap ( security more
    CACI International (10/31/25)
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  • Network Engineer III

    CACI International (Charlottesville, VA)
    Network Engineer III Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of ... provide IT infrastructure services for timely and accurate support of national security . Our team designs, implements and maintains transport and cybersecurity IT… more
    CACI International (10/30/25)
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  • Systems Engineer (Full Performance)

    BAE Systems (Herndon, VA)
    …and sustainment support for critical military platforms and systems. Intelligence & Security provides services and products to the Department of Defense, the ... and a shared ambition to lead the world in defense technologies and national security services. We offer flexible work environment to support the balance in your… more
    BAE Systems (10/28/25)
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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 ... with red-team experts to evaluate IT environments and identify security goals, vulnerabilities, objectives, and requirements** **Perform cybersecurity operations… more
    CACI International (10/28/25)
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  • Load Balance Network Engineer (SME)

    Leidos (Alexandria, VA)
    …repeatability. Your greatest work is ahead! Leidos is seeking a Load Balance Network Engineer SME to maintain a large enterprise IT contract for the DOD. This role ... https://www.leidos.com/careers/pay-benefits. **Primary Tasks** + Ensure Secure Socket Layer/Transport Layer Security (SSL/TLS) offloading and brokering PKI authentication features provided… more
    Leidos (10/24/25)
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  • RF Spectrum Engineer

    Huntington Ingalls Industries (Arlington, VA)
    …Type: Full Time/Salaried/Exempt Anticipated Salary Range: $103,687.00 - $160,000.00 Security Clearance: Secret Level of Experience: Mid This opportunity resides ... defense - the data evolution - by accelerating a breadth of national security solutions for government and commercial customers. Our capabilities range from C5ISR,… more
    Huntington Ingalls Industries (10/23/25)
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  • Software Engineer

    Leidos (Arlington, VA)
    …is a growing enterprise - protecting the warfighter and our national security against ever-adapting threats** . Our division currently has an exciting opportunity ... for a **Software Engineer ** to perform design, development, and hardware/software integration in...software tools (Jenkins) * Must have active Secret level security clearance with the ability to obtain a TS/SCI.… more
    Leidos (10/21/25)
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