• Firewall Administrator & InfoSec Engineer…

    Lockheed Martin (Bethesda, MD)
    …the Boundary Transformation and Secure Transport team is hiring a mid\-career Firewall Administrator / InfoSec Engineer\. **What You Will Be Doing:** In this role, ... implementing, and managing firewall rules, policies, and configurations to ensure network security and compliance * Monitoring and analyzing firewall logs to… more
    Lockheed Martin (07/16/25)
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  • Principal Linux Systems Administrator - 10k…

    Leidos (Columbia, MD)
    …has a new and exciting opportunity for a **Principal Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence… more
    Leidos (08/08/25)
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  • System Administrator Level IV

    General Dynamics Information Technology (Annapolis Junction, MD)
    …of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** Systems ... of related experience **US Citizenship Required:** Yes **Job Description:** **System Administrator Level IV** Transform technology into opportunity as a Systems … more
    General Dynamics Information Technology (08/15/25)
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  • Principal / Sr Principal Contract…

    Northrop Grumman (Baltimore, MD)
    …By joining in our shared mission, we'll support yours of expanding your personal network and developing skills, whether you are new to the field, or an industry ... Sector is seeking a **Principal or Sr. Principal Contract Administrator ** to join our team. **Strong preference will be...required. + Ability to obtain and maintain a DoD Secret security clearance. **Basic Qualifications for Sr Principal Contract… more
    Northrop Grumman (07/23/25)
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  • Systems Administrator III

    Sierra Nevada Company, LLC (Hagerstown, MD)
    …detail and a passion for developing innovation solutions? Join our team! As a Systems Administrator III, you will be using your skills and expertise to assist in the ... an attention to detail + **The ability to obtain and maintain a Top Secret with SCI eligibility US Security Clearance is required** ​ **Qualifications We Prefer:** +… more
    Sierra Nevada Company, LLC (07/21/25)
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  • Northrop Grumman (DoD SkillBridge)…

    Northrop Grumman (Linthicum Heights, MD)
    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Secret TRAVEL: No **Description** At Northrop Grumman, our employees have incredible ... Grumman's Classified Solutions Team is seeking a well-qualified Linux Systems Administrator to join our dynamic team of technical professionals in Linthicum,… more
    Northrop Grumman (08/01/25)
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  • Linux Systems Administrator

    SAIC (Aberdeen, MD)
    **Description** SAIC is seeking a proven **Linux Systems Administrator ** to join the **Army Research Laboratory (ARL) Information Technology (IT) Modernization** ... Humans in Complex Systems, Mechanical Sciences, Military Information Sciences, Network /Cyber/Computational Sciences, Photonics/Electronics/Quantum Sciences, Sciences of Extreme Materials, Terminal… more
    SAIC (08/07/25)
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  • Database Administrator

    Imagine One Technology & Management (Lexington Park, MD)
    …System Administrator /Analyst OMA + NEC F03A Optimized NALCOMIS Database Administrator /Analyst IMA + NEC V36A AEGIS Computer Network Technician **Security ... Imagine One Technology & Management is currently seeking a **Database Administrator ** "contingent" on award of the associated work to the Imagine One Team. This… more
    Imagine One Technology & Management (06/03/25)
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  • Database Administrator /Architect

    General Dynamics Information Technology (Germantown, MD)
    …Database Administrator joining our team to evolve and maintain network infrastructure for the Department of Energy, National Nuclear Security Administration. ... Regular **Clearance Level Must Be Able to Obtain:** Top Secret **Public Trust/Other Required:** None **Job Family:** Database Analysis/Design **Skills:**… more
    General Dynamics Information Technology (05/29/25)
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  • Windows Systems Administrator

    Northrop Grumman (Linthicum Heights, MD)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... mission, we will support yours of expanding your personal network and developing skills, whether you are new to...Northrop Grumman Mission Systems is seeking a Windows Systems Administrator to join its Classified Solutions team in Annapolis… more
    Northrop Grumman (06/14/25)
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