• Principal Windows Systems

    Northrop Grumman (Gilbert, AZ)
    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... Office (CIDO) organization is seeking an experienced **Principal Windows Systems Administrator ** to join its dynamic team...and permissions + Candidates must have a current DOD ** Top Secret ** level security clearance (at a… more
    Northrop Grumman (12/12/25)
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  • HBSS Administrator

    Leidos (Fort Belvoir, VA)
    **Description** Leidos is seeking a skilled **Senior HBSS Administrator in Fort Belvoir, VA** to join the I3TS team supporting DTRA. The I3TS program provides ... candidate will be responsible for ensuring the security and integrity of IT systems by running their Endpoint Security with experience in Trellix and Microsoft… more
    Leidos (12/03/25)
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  • System Administrator (Night Shift, 10pm…

    NANA Regional Corporation (Colorado Springs, CO)
    Five Rivers Analytics is looking for a System Administrator to work in Colorado Springs, CO. Administers, develops, runs tests, implements, and maintains operating ... equipment; configure and manage firewalls as required; monitor computer systems to improve network performance for all systems...years of experience + US Citizenship required + Active Secret clearance to start with the ability to achieve… more
    NANA Regional Corporation (11/19/25)
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  • Alternate CRO Cyber Systems

    SAIC (Kirtland AFB, NM)
    **Description** SAIC is looking for an experienced **Alternate CRO Cyber Systems Administrator ** with a systems administration background to be an alternate ... will be the alternate CRO for a non-collateral account and a cybersecurity systems administrator implementing and maintaining cyber tools such as eMASS, Xacta,… more
    SAIC (12/03/25)
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  • Principal Linux Systems

    Northrop Grumman (Linthicum Heights, MD)
    …your career. Northrop Grumman Classified Solutions is seeking a well-qualified **Linux Systems Administrator ** to join its dynamic team of technical ... limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract....system environments + Candidates must have a current DOD ** Top ** ** Secret ** levelsecurity clearance, to include **SCI… more
    Northrop Grumman (11/19/25)
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  • Linux / AWS Systems Administrator

    Northrop Grumman (Morrisville, NC)
    …The Northrop Grumman Classified Solutions team is seeking an experienced **Linux Systems Administrator ** to join its dynamic team of technical professionals. ... to the following:** + Serve as a senior Linux Systems Administrator within an AWS cloud environment...system environments. + Candidates must have a current DoD ** Top Secret /SCI** level security clearance to include… more
    Northrop Grumman (11/15/25)
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  • Sr Principal Linux Systems

    Northrop Grumman (Melbourne, FL)
    systems **Preferred Qualifications** : + Bachelor's degree in Information Technology + Active Secret , Top Secret , TS /SCI, SAP/SAR access, or Polygraph ... You!** The Northrop Grumman Classified Solutions team is seeking an senior **Linux Systems Administrator ** to join its dynamic team of technical professionals.… more
    Northrop Grumman (11/25/25)
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  • System Administrator

    Chenega Corporation (Oakton, VA)
    …IT Operations Support, Software Development, and Program Management. Job Title:System Administrator Location:Oakton, Virginia Clearance Level: Top Secret ... security and economic interests of our nation. SecuriGence is seeking an experienced Systems Administrator to help contribute to our success. If you enjoy… more
    Chenega Corporation (11/12/25)
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  • Systems Administrator Senior Advisor

    PingWind INC (Doral, FL)
    Systems Administrator Senior Advisor Doral, FL (http://maps.google.com/maps?q=Doral+FL+USA) Job Type Full-time Description Location:Doral, Florida Required ... Clearance: TS -SCI - can start with a Secret ...related IT career field Seeking an IT Microsoft Enterprise Systems Administrator to perform Systems more
    PingWind INC (10/22/25)
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  • Windows Systems Administrator

    Northrop Grumman (Oxnard, CA)
    …Information and Digital Office (CIDO) organization is seeking a novice **Windows Systems Administrator ** to join its dynamic team of technical professionals. ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...+ Experience with Certification & Accreditation process + Active Secret , Top Secret , SCI, Polygraph,… more
    Northrop Grumman (12/13/25)
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  • Sr Principal Linux Systems

    Northrop Grumman (Boulder, CO)
    …include but not be limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract. + Communicate effectively at ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...with Certification & Accreditation process and STIGs + Active Top Secret is preferred We offer flexible… more
    Northrop Grumman (12/12/25)
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  • Systems Administrator

    William C Brown Inc (Springfield, VA)
    Systems Administrator EOE Statement We are an equal employment opportunity employer. All qualified applicants will receive consideration for employment without ... protected by law. Description WCBinc is looking for a Systems Administrator to join our team to...STIG guidelines by utilizing tools such as Retina and HBSS * Maintain operational, configuration, and other standard operating procedures… more
    William C Brown Inc (10/14/25)
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  • Network Security Administrator

    TekSynap (Pensacola, FL)
    …Linux, Cisco) + IAT LVL III (eg, GIAC, CISSP, CASP, CISM) + Must have Top Secret clearance **COMPETENCIES** + Network Security & Architecture + Cybersecurity & ... **Responsibilities & Qualifications** The **Network Security Administrator ** is responsible fornetwork boundary protection, cybersecurity posture, and accreditation… more
    TekSynap (10/07/25)
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  • Systems Administrator

    KBR (Honolulu County, HI)
    Title: Systems Administrator Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... software, HBSS , syslog servers, databases, ACAS, etc. . Upgrade systems and processes as required for enhanced functionality and/or security issue resolution.… more
    KBR (12/04/25)
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  • Lead Security Systems Administrator

    Lumen (Herndon, VA)
    …committed to teamwork, trust and transparency. People power progress. We're looking for top -tier talent and offer the flexibility you need to thrive and deliver ... future. **The Role** This unique position requires technical information systems skills / system administrative as well as ability...of the overall company security team as well. Current TS /SCI clearance a must. Familiarity with DOD NISPOM Chapter… more
    Lumen (12/10/25)
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  • Principal Computer Systems Analyst

    Northrop Grumman (Roy, UT)
    …System. + Knowledge of environmental monitoring tools ( HBSS /Solar Winds/Splunk). + Active Top Secret or TS /SCI security clearance. Primary Level Salary ... Roy, Utah. Key Responsibilities: + Serve as a Windows Systems Administrator for a medium to large...Ability to obtain and maintain a US Government DoD Top Secret security clearance within a reasonable… more
    Northrop Grumman (12/10/25)
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  • Senior Security Systems Engineer…

    Cydecor, Inc. (Dahlgren, VA)
    …Environment (CE) training within six (6) months of hire. Security Clearance: + Active Top Secret or higher required (SCI eligibility preferred). + Any Validator ... Federal Government solutions provider, delivering differentiated innovations in mission systems and business platforms. We leverage leading-edge secure systems more
    Cydecor, Inc. (11/20/25)
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  • Senior Security Systems Engineer - SLBM

    Imagine One Technology & Management (Dahlgren, VA)
    …. **Desired Education:** + Bachelor's degree desired **Security Requirements:** + Active DoD Top Secret security clearance required 1. Two (2) of the four ... IDS, IPS, Switch/Routers, Cross Domain Solutions (CDS) and Host Based Security Systems ( HBSS ). 2. Examples of engineering experience include developing secure… more
    Imagine One Technology & Management (09/30/25)
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  • Information Systems Security Officer (ISSO)…

    Dell Technologies (Las Vegas, NV)
    …for with this role: **Essential Requirements:** + **Active Department of Defense (DoD) Top Secret ( TS ) Security Clearance; Security+ Certification** + ... with established policies and procedures + Generate reports for System Administrator (SysAdmin) and Information Systems Security Engineering (ISSE)… more
    Dell Technologies (12/10/25)
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  • Principal Computer Systems Analyst

    Northrop Grumman (Hollywood, MD)
    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... Grumman Classified Solutions team is seeking an experienced **Windows Systems Administrator ** to join its dynamic team...continued employment + Candidates must have a current DOD ** Top Secret ** levelsecurity clearance (at a minimum)… more
    Northrop Grumman (12/09/25)
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