• Senior Cyber Security Engineer

    ManTech (Chantilly, VA)
    …virtualized systems . + Strong understanding of Windows and Linux systems , operating system security principles, TCP/IP networking, 802.1x, and core ... **MANTECH** seeks a motivated, career and customer-oriented **Senior Cyber Security Engineer ** to join our team in **Chantilly, VA.** This role supports a… more
    ManTech (12/13/25)
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  • Cyber Splunk Engineer

    General Dynamics Information Technology (Fairfax, VA)
    …user and admin skills demonstrating competency to maintain our Cyber Security systems . + Expert in scripting/programming in a Linux environment to support ... log systems , Splunk, Radius and various other security and system tools. Splunk Enterprise and...work experience. + 5 of these years is maintaining linux systems with use of programming and… more
    General Dynamics Information Technology (12/08/25)
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  • Mid-Senior Network Engineer

    Infinity Systems Engineering (Alexandria, VA)
    …and Cisco switches. + Perform systems administration on Windows and Linux platforms (updates, security , troubleshooting, management). + Maintain secure high ... with us! Job Summary: We are seeking a skilled Systems Administrator/Network Engineer to join our mission-driven...plus) + Proficient in Linux and Windows system administration + Active CompTIA Security + CE… more
    Infinity Systems Engineering (12/03/25)
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  • CyberArk Systems Engineer

    General Dynamics Information Technology (Fairfax, VA)
    …**Experience:** 5 + years of related experience **Job Description:** As a **CyberArk Systems Engineer ** , you will support the Hosting Services and Identity ... (DIS) at Health Resources and Services Administration (HRSA). The CyberArk Systems Engineer will be performing installations, upgrades, monitoring, maintenance,… more
    General Dynamics Information Technology (12/11/25)
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  • Network Engineer (SME)

    BAE Systems (Herndon, VA)
    …provides engineering, integration and sustainment support for critical military platforms and systems . Intelligence & Security provides services and products to ... + Proven SME level experience as a CISCO Network Engineer with a focus on Network Security ...Access Controls (NAC), CISCO profiling ISE + Experience with Linux Operating Systems (OS) and Python scripting… more
    BAE Systems (11/07/25)
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  • Systems Engineer Journeyman

    GovCIO (Alexandria, VA)
    …The Systems Engineer will play a key role in ensuring systems meet all security and compliance requirements necessary to achieve and maintain ATO ... **Overview** GovCIO is seeking a **Journeyman Systems Engineer ** to join our Authorization...compliance with RMF requirements. + Develop, review, and update System Security Plans (SSPs), policies, procedures, and… more
    GovCIO (12/16/25)
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  • Sr Systems Engineer / Integration…

    Lockheed Martin (Suffolk, VA)
    …and mechanical assemblies\. \-5 years experience with Linux /Microsoft operating systems and Microsoft products\. \-3\-5 years simulation system software and ... **What We're Doing** At Lockheed Martin Rotary and Mission Systems , we're building the future of national security...are developed, tested, and integrated\. **The Work** As a Systems Engineer Sr\., you'll play a vital… more
    Lockheed Martin (10/04/25)
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  • Security Infrastructure Engineer

    Leidos (Alexandria, VA)
    **Description** As a Security Engineer on our team, you will operate and maintain network security infrastructure utilized by a team of cybersecurity ... including known ports and services. + Hands-on experience with the Windows and Linux operating system and their respective command line interfaces and scripting… more
    Leidos (11/15/25)
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  • Infrastructure Engineer /Administrator

    CACI International (Mclean, VA)
    …repetitive tasks to improve efficiency, performance, and the security profile of the systems under management. The system engineer must also act as a ... * **The Opportunity:** CACI is seeking a highly motivated Linux System Engineer and Administrator...total cost of ownership, increased deployment velocity, and greater system security through cloud and platform automation.… more
    CACI International (09/26/25)
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  • Principal Systems Engineer -Defense

    Curtiss-Wright Corporation (Ashburn, VA)
    …Systems_** **_Engineer_** to join our team in Ashburn VA. As our Principal Systems Engineer you will be an **_industry-recognized expert in an engineering ... **Principal Systems ** ** Engineer -Defense** We are growing and...Rational Development Tools + Ability to operate and debug Linux and VxWorks based computing systems +… more
    Curtiss-Wright Corporation (11/18/25)
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