• Tyto Athene (Santa Barbara, CA)
    …+ Excellent communication skills. + Onsite support is required. **Clearance:** + Active DoD Top Secret or Top Secret /SCI clearance. Maintain active ... **Description** Tyto Athene is searching for a **Systems Administrator /Information System Security Officer** to join our CA team. **Responsibilities:** + Provide… more
    DirectEmployers Association (12/06/25)
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  • Argonne National Laboratory (Lemont, IL)
    …granted by the US Department of Energy (DOE). It's functionally equivalent to a ** Top Secret clearance** , allowing access to information classified up to that ... Argonne has an opportunity to serve as the System Administrator of the classified National Security Systems (NSS) for the Security Programs Facility (SPF). Develop,… more
    DirectEmployers Association (11/22/25)
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  • Infinity Systems Engineering (Colorado Springs, CO)
    …MORE - now, come be more with us! Job Summary: The Systems Administrator is responsible for the maintenance, configuration, and reliable operation of computer ... systems, servers, and network infrastructure. The role involves installing hardware and software,...and providing technical support to internal users. The Systems Administrator will work closely with the IT team to… more
    DirectEmployers Association (12/05/25)
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  • Staff Network Administrator

    Northrop Grumman (Redondo Beach, CA)
    …under the Chief Information and Digital Office (CIDO) is seeking a highly experienced ( Staff Level) **Lead** ** Network Administrator ** to join its dynamic ... our facility/campus. This is not a virtual position._** The Network Administrator maintains smooth operation of LAN/WAN/VPNs....as needed + Candidates must have a current DOD ** Top Secret ** level security clearance with **SCI**… more
    Northrop Grumman (12/10/25)
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  • NCIS Systems Administrator | Active…

    General Dynamics Information Technology (Quantico, VA)
    …work in ServiceNow. **WHAT YOU'LL NEED TO SUCCEED** + **Security Clearance Level:** Active Top Secret clearance (Must be TS /SCI eligible) + **Required ... **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job Family:** IT… more
    General Dynamics Information Technology (11/04/25)
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  • Staff Linux/Windows Systems…

    Lockheed Martin (King Of Prussia, PA)
    …with new network setup/modernization * Must currently have an active Top Secret Clearance **Desired Skills:** * Windows and Linux OS patching/security ... customers achieve their missions\. The Work: As a Systems Administrator on the ECIW team, you will: \- Work...operations, monitoring and problem resolution for all of the client/server/storage/ network devices \- Patch and harden Linux RedHat OS… more
    Lockheed Martin (12/10/25)
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  • Electronic Surveillance System Analyst (Active…

    NANA Regional Corporation (Fredericksburg, VA)
    …management policies and procedures. + Maintains standard operating procedures. **Qualifications** + Active Top Secret ( TS ) Clearance. + Bachelor's degree or ... experience and be able to obtain and maintain a Top - Secret clearance. Must have a combination of...by another area, such as the security administration, systems administrator , etc., based on Synteras organizational structure and separation… more
    NANA Regional Corporation (10/08/25)
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  • Electronic Surveillance System Analyst (Active…

    NANA Regional Corporation (Fredericksburg, VA)
    …policies and procedures. + Maintain standard operating procedures. **Qualifications** + Active Top Secret security clearance. + Bachelor's degree or equivalent ... or by another area, such as the security administration, systems administrator , etc., based on Synteras organizational structure and separation of duties… more
    NANA Regional Corporation (10/30/25)
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  • Senior VMware Administrator | Active…

    General Dynamics Information Technology (Quantico, VA)
    …**Senior VMWare Administrator ** must have: + **Security Clearance Level:** Active Secret clearance (Must be TS /SCI eligible) + **Required Experience:** + 8+ ... **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job Family:** IT… more
    General Dynamics Information Technology (10/08/25)
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  • NCIS SharePoint Administrator | Active…

    General Dynamics Information Technology (Quantico, VA)
    …**Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job Family:** IT ... **Job Description:** Transform technology into opportunity as a **SharePoint Administrator ** at GDIT. Shape what's next for mission-critical government...of which 700 serve at HQ and the remaining staff serve at offices worldwide. NCIS is the DON… more
    General Dynamics Information Technology (10/04/25)
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  • NCIS Cyber Systems Administrator - SecOps…

    General Dynamics Information Technology (Quantico, VA)
    …**Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job Family:** IT ... tasks **WHAT YOU'LL NEED TO SUCCEED (Required):** + **Security Clearance Level:** Active Top Secret clearance with SCI eligibility. + **Required Experience:** +… more
    General Dynamics Information Technology (12/08/25)
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  • Systems Administrator IV - Pipeline…

    COMSO, Inc (San Antonio, TX)
    Systems Administrator IV - PIPELINE ( TS /SCI w/ POLYGRAPH) San Antonio, TX (http://maps.google.com/maps?q=San+Antonio+TX+USA+78251) Description COMSO, Inc. is a ... to fulfill their mission with confidence and efficiency. Our staff brings knowledgeable IT systems expertise, software development proficiency,...Alaska. We are honored to be recognized as a Top Workplace for seven years running by the Baltimore… more
    COMSO, Inc (12/02/25)
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  • Systems Administrator I - Pipeline…

    COMSO, Inc (Fort Meade, MD)
    Systems Administrator I - PIPELINE ( TS /SCI w/ Polygraph) FORT MEADE, MD (http://maps.google.com/maps?q=FORT+MEADE+MD+USA+20755) Description COMSO, Inc. is a ... to fulfill their mission with confidence and efficiency. Our staff brings knowledgeable IT systems expertise, software development proficiency,...Alaska. We are honored to be recognized as a Top Workplace for seven years running by the Baltimore… more
    COMSO, Inc (12/02/25)
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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 ... and refers only the most complex issues to higher-level staff . May act as lead. Typically requires BA and...router, switches and other physical hardware; install and configure network equipment; configure and manage firewalls as required; monitor… more
    NANA Regional Corporation (11/19/25)
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  • System Administrator Windows- TS

    Leidos (Annapolis Junction, MD)
    **Description** **System Administrator -Windows** **Leidos** has a new and exciting opportunity for a **System Administrator - Windows** in our **National ... talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence… more
    Leidos (11/05/25)
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  • Staff Engineer Software (Active TS

    Northrop Grumman (Aurora, CO)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... department which has 200+ Software Engineer, DevOps Engineer, Systems Administrator , Database Administrator , and Network ...can be considered in lieu of degree + **Active Top Secret /SCI security clearance required at time… more
    Northrop Grumman (11/11/25)
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  • Infoblox Systems Engineer - TS /SCI

    General Dynamics Information Technology (Sterling, VA)
    …RQ210924 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... GDIT, we foster a people-focused and customer-centric environment in delivering Network Engineering Services. As an Infoblox Systems Engineer supporting the… more
    General Dynamics Information Technology (11/26/25)
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  • Software/DevOps Engineer 3/4 (Active TS

    Northrop Grumman (Aurora, CO)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... department which has 200+ Software Engineer, DevOps Engineer, Systems Administrator , Database Administrator , and Network ...can be considered in lieu of degree. + **Active Top Secret /SCI security clearance required at time… more
    Northrop Grumman (11/12/25)
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  • Systems Administrator

    Amentum (Warrenton, VA)
    …is to support, operate, and maintain the Distributed Continuity Integrated Network - Top Secret Enterprise Services (DCIN- TS ES) which is a DoD-provided, ... ensure successful outcomes aligned with organizational objectives **Requirements:** * Must have active Top - Secret clearance with SCI or TS with the ability… more
    Amentum (12/10/25)
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  • Systems Administrator

    SMX (Patuxent River, MD)
    …and software upgrades, patches, and hot fixes **Required Skills and Experience:** + Clearance Required: Top Secret + An interim TS is required to start; will ... Systems Administrator (4600)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River,...+ Install, configure, and support an organization's local area network (LAN), wide area network (WAN), and… more
    SMX (12/12/25)
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