• Entry Level or Mid Level System

    Belay Technologies (Annapolis Junction, MD)
    …in 2020 and a finalist in 2 021! Belay Technologies is seeking a Mid-Level System Administrator (SA2) to join our intel team. FC has on-call support ... rotation support. Candidates should have the following qualifications: + TS /SCI with polygraph is required. + 5 years no...(5) years' experience administering Linux, Unix or Windows Operating System + Three ( 3 ) years' experience installing… more
    Belay Technologies (10/10/25)
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  • DNS Administrator

    SAIC (Beltsville, MD)
    …Active interim secret or higher is required. + Ability to obtain a top secret clearance. **PREFERRED:** + Advanced knowledge of TCP/IP subnetting and routing ... **Description** SAIC has an opportunity for a DNS Administrator in Beltsville, MD to support the Department...IT, with a focus on DNS, IP, and related systems ; MS & 3 years; may accept… more
    SAIC (12/12/25)
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  • JIRA Administrator

    GCyber (Arlington, VA)
    …and sharing knowledge across stakeholders. Minimum Qualifications and Experience: + Active DoD Top Secret /SCI clearance and be eligible to obtain and maintain a ... and maintaining JIRA dashboards and workflows to streamline cloud systems deployment and management. As the JIRA Administrator...be considered in lieu of degree. + Minimum of 3 + years hands-on experience working with the Atlassian product… more
    GCyber (12/06/25)
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  • Systems & Network Administrator

    Leidos (Riverside, CA)
    …Computer Science, Information Systems , Electrical/Electronic Engineering, or Mathematics _OR_ 3 years of relevant system administration experience in lieu of ... Position Overview** Leidos is seeking a **Network & Computer Systems Administrator ** to join our team at...service orientation, and project management ability + Clearance: **Active Secret required; TS /SCI preferred** + Certification: **DoD… more
    Leidos (12/14/25)
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  • Systems Administrator

    Leidos (Chantilly, VA)
    Systems Administrator . Your job will be supporting as a Linux administrator to provide system maintenance, systems performance optimization along with ... work in a team environment while demonstrating strong cross functional collaboration across Tier 3 and ISP teams. Individuals in this role may be required to perform… more
    Leidos (12/16/25)
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  • Information System Security Engineer…

    Amentum (Warrenton, VA)
    …program is to support, operate, and maintain the Distributed Continuity Integrated Network - Top Secret Enterprise Services (DCIN- TS ES) which is a ... intimate knowledge of security design best practices for information systems . throughout the system development life cycle...at multiple classifications levels. **Requirements:** * Must have active Top - Secret clearance with SCI or TS more
    Amentum (12/05/25)
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  • Senior Systems Administrator 10k…

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Senior Systems Administrator in our **National Security Sector's (NSS) Cyber & Analytics ... make a difference in National** **Security!** As a Senior Systems Administrator you will play a vital...and Windows environments. + Implement, troubleshoot, and maintain IT systems . + Manage daily IT system configuration… more
    Leidos (11/15/25)
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  • Senior Linux Systems Administrator

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a **Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... this program "Delivers Mission Success!" Seeking a motivated and experienced Linux System Administrator for a small, diverseteam that provides end-to-end… more
    Leidos (10/09/25)
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  • Linux Systems Administrator

    Nightwing (Sterling, VA)
    …/SCI clearance + 3 + years of directly relevant experience in Linux System Administrator . + Proficiency in managing and maintaining Linux servers (eg, Debian, ... community, defense, civil, and commercial markets. Nightwing is seeking a qualified Linux Systems Administrator to work with a close-nit team to assist in… more
    Nightwing (11/18/25)
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  • Principal Network Administrator

    Northrop Grumman (Boulder, CO)
    …Demonstrated leadership skills, or previous management of small teams, would be helpful + Active Top Secret or SCI access would be nice to have We offer flexible ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our employees have… more
    Northrop Grumman (11/21/25)
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