• MS Exchange Engineer

    BAE Systems (Herndon, VA)
    …provides engineering, integration and sustainment support for critical military platforms and systems . Intelligence & Security provides services and products to ... **Job Description** BAE Systems , a top-ten prime contractor to the US...to lead the world in defense technologies and national security services. We offer flexible work environment to support… more
    BAE Systems (12/19/25)
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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 (01/08/26)
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  • Sr. Staff Systems Engineer Program…

    Northrop Grumman (Dulles, VA)
    …history, they're making history. Northrop Grumman's Space Sector is seeking a Sr. Staff Systems Engineer to join our team in Dulles, VA. Northrop Grumman's Space ... the Program Manager and works with the program Chief Engineer , Lead Systems Engineer /SEIT Lead,...Qualifications:** + Requires an active US Government DoD Top-Secret security clearance at time of application, current and within… more
    Northrop Grumman (12/24/25)
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  • Sr. Principal Systems Engineer IPT…

    Northrop Grumman (Dulles, VA)
    …of history, they're making history. Northrop Grumman's Space Sector is seeking a Sr. Principal Systems Engineer IPT Lead to join our team in Dulles, VA. Northrop ... mission operations. This role works with the program Chief Engineer , Lead Systems Engineer (LSE)/SEIT Lead,...Qualifications:** + Requires an active US Government DoD Top-Secret security clearance at time of application, current and within… more
    Northrop Grumman (12/23/25)
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  • Senior Cyber Security Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Cyber Security Engineer ** to join our team in **Chantilly, VA** . Senior Cyber Security ... Engineers are responsible for the quality of cyber security -related solution delivery, development, testing, and deployment in support of cyber security efforts.… more
    ManTech (12/11/25)
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  • Systems Engineering, Integration, & Test…

    Leidos (Fort Belvoir, VA)
    …at the cutting edge of national defense? Leidos is seeking a dynamic **Junior level Systems Engineer ** to join our team at **Redstone Arsenal, AL or Ft. Belvoir, ... standards. + **Design Robust Test Architectures:** Assess and define the security needs of missile defense systems -including sensors, interceptors, … more
    Leidos (12/10/25)
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  • Senior Systems Engineer - Enterprise…

    M. C. Dean (Vienna, VA)
    …secure cloud-hosted and on-premises environments. As part of the team, the **Senior Systems Engineer ** 's responsibilities will include (but will not be limited ... Micro), SIEM (eg, Splunk, Sentinel), vulnerability scanning (eg, Tenable Nessus/ Security Center), and other systems and ...scanning (eg, Tenable Nessus/ Security Center), and other systems and security management tools **General:** +… more
    M. C. Dean (11/28/25)
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  • Senior Specialist, Systems Network…

    L3Harris (Herndon, VA)
    …domains in the interest of national security . Job Title: Sr. Specialist, Systems Network Engineer Job Code: 31086 Job Location: Herndon, Virginia (On-Site) ... customers in more than 100 countries. Job Description: The Systems Network Engineer will provide networking support...logical segmentation, IP address plans, routing). + Knowledge of security concepts with exposure to FIPS standards and NIST… more
    L3Harris (11/20/25)
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  • Senior Systems Engineer

    M. C. Dean (Vienna, VA)
    …components of our cybersecurity infrastructure. As part of the team, the **Senior Systems Engineer ** 's responsibilities will include (but will not be limited ... or a Related Engineering Discipline + Certification: + Microsoft Certified Professional / Systems Sngineer certification is strongly desired + Security + or CISSP… more
    M. C. Dean (11/26/25)
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  • CCSS Principal Systems Engineer

    RTX Corporation (Springfield, VA)
    …secure world. Raytheon Field Engineering is anticipating an opportunity for a Principal Systems Engineer . This role is suited for a motivated individual with ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (11/13/25)
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