• Senior Systems Administrator (Unix/…

    TekSynap (Dahlgren, VA)
    …compliance with cybersecurity requirements. **RESPONSIBILITIES** + Install, configure, andmaintainUnix/ Linux operating systems andassociatedhardware/software ... & Qualifications** TheTekSynap is seeking a **S** **enior S** **ystem** **Administrator (Unix/ Linux ).** The Senior Systems Administrator (Unix/ Linux ) serves… more
    TekSynap (10/31/25)
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  • LINUX Systems Engineer

    Nightwing (Sterling, VA)
    …build, and maintain core services and infrastructure + Install and monitor Linux operating systems + Implement security measures and identify potential ... Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services...problems while working with a close-nit team as a Linux Systems Engineer. In this role you… more
    Nightwing (10/22/25)
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  • Senior Linux Administrator Team Lead

    General Dynamics Information Technology (Falls Church, VA)
    …ADMINISTRATOR WILL MAKE AN IMPACT:** + Provide system administration support for Linux operating systems including installing software, applying patches, ... STIG Manager servers and scripts. + Implement, configure, update, and maintain the Linux operating system firewall. + Experience in handling NFS, CIFS, and… more
    General Dynamics Information Technology (10/25/25)
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  • Linux Systems Administrator - TS/SCI…

    Parsons Corporation (Centreville, VA)
    …may be accepted in place of a degree + 15+ years experience with Linux operating systems , including installations, maintenance, and troubleshooting + Must ... talent and redefine what's possible. **Job Description:** Parsons is seeking a mid-level Linux Systems Administrator. The candidate will support both Linux … more
    Parsons Corporation (12/06/25)
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  • Senior Linux Engineer - TS/SCI…

    General Dynamics Information Technology (Chantilly, VA)
    …required. Successful candidates are expected to have related experience and knowledge/understanding of: + Linux Operating systems as a server or desktop such ... Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Linux Environments,Red Hat Enterprise Linux (RHEL), Systems...of DNS, DHCP and LDAP in a Windows or Linux environment + Operating system deployment and… more
    General Dynamics Information Technology (12/14/25)
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  • Senior Linux Engineer

    CACI International (Chantilly, VA)
    …* Experience with Docker, including containerization and orchestration. * Strong understanding of Linux operating systems , including Red Hat Enterprise ... Senior Linux Engineer Job Category: Engineering Time Type: Full...customer. This Program supports the customer by providing required services across the Enterprise supporting all Mission environments. As… more
    CACI International (11/01/25)
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  • Linux Administrator - ACAS

    CACI International (Springfield, VA)
    …Analyst certifications must be obtained within 120 days of the hire date + Expert at operating and maintaining Linux systems + Experience operating and ... Linux Administrator - ACAS Job Category: Information Technology...the National Geospatial-Intelligence Agency (NGA) for Transport & Cybersecurity Services (TCS) contract. The functional capabilities are to provide… more
    CACI International (11/10/25)
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  • Systems Integrator

    Leidos (Fort Belvoir, VA)
    … systems . Candidates should have experience with DoD security tools (ACAS, STIGs), operating systems (Windows, Linux (RHEL) and Cisco network gear). ... length of contracts, all while guaranteeing no loss of service to customers. + Manage team's effort in completing...Linux . + Experienced in security hardening for all systems . + Experience with Assured Compliance Assessment Solution (ACAS).… more
    Leidos (12/08/25)
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  • IT Analyst Lead

    Trace Systems Inc (Portsmouth, VA)
    …Juniper encryptors, External DNS, F5 BigIP. + Software: MS Windows operating systems ; UNIX/ Linux operating systems ; SQL Server 2008/2012; Cisco ... Job Title: IT Analyst Lead Job Location: Portsmouth, Virginia Job Responsibilities Trace Systems is looking to our growing Enterprise Services Group. As the… more
    Trace Systems Inc (11/14/25)
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  • Red Team Operator

    Amentum (Norfolk, VA)
    …exploit discovered vulnerabilities and misconfigurations associated with but not limited to operating systems (Windows, Linux , etc.), protocols (HTTP, FTP, ... etc.), and network security services (PKI, HTTPS, etc.) to accomplish test objectives +...or exploitation development. + Proficient in at least two operating systems , to include Windows, Linux… more
    Amentum (11/12/25)
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