• AeroVironment (Arlington, VA)
    **Worker Type** Regular **Job Description** **Job Summary:** The primary role of the Linux System Administrator is to support the full life-cycle management of ... support as needed. The ideal candidate has a strong foundation in Linux system and network administration with a security-focusedmindset and contributes to the… more
    DirectEmployers Association (12/24/25)
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  • AeroVironment (Herndon, VA)
    …The Service Desk Technician III is a member of the IT Service Desk team and serves as the highest technical escalation point for end-user support. This role ... IT support, with at least 2 years in a senior technician, engineer, or escalation role. + ITIL Foundation...macOS, mobile device operating systems, and working knowledge of Ubuntu/ Linux workstations. + Strong knowledge of Active Directory, Azure… more
    DirectEmployers Association (01/06/26)
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  • Infinity Systems Engineering (Alexandria, VA)
    …come be more with us! Job Summary: We are seeking a skilled Systems Administrator /Network Engineer to join our mission-driven team . This position offers a broad ... small task, and we owe our success to our team who help us fulfill our mission; to match...Cisco switches. + Perform systems administration on Windows and Linux platforms (updates, security, troubleshooting, management). + Maintain secure… more
    DirectEmployers Association (11/25/25)
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  • Tyto Athene (Ashburn, VA)
    …with a strong emphasis on Amazon Web Services (AWS). + Serve as a senior Splunk Administrator or Architect, responsible for the configuration, maintenance, and ... **Qualifications** **Required:** + Minimum 5 years' experience as a senior Splunk Administrator or Architect. + Strong...in enterprise IT environments as an applications or systems administrator . + Practical knowledge of Windows and Linux more
    DirectEmployers Association (11/01/25)
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  • Senior Linux Administrator

    General Dynamics Information Technology (Falls Church, VA)
    …years of related experience **US Citizenship Required:** Yes **Job Description:** **HOW A LINUX SYSTEM ADMINISTRATOR WILL MAKE AN IMPACT:** + Provide system ... administration support for Linux operating systems including installing software, applying patches, managing...as this position will require candidate to engage with senior military and government leadership. + Must be able… more
    General Dynamics Information Technology (10/25/25)
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  • Senior Linux Systems…

    Leidos (Arlington, VA)
    …of our critical Red Hat Enterprise Linux environment. As a Senior System Administrator , you'll be instrumental in designing, implementing, and maintaining ... Security+ or Systems Security Certified Practitioner (SSCP)). + Training (DISA-US1384 DCWF Linux System Administrator / DISA-US1390 DCWF Windows Systems … more
    Leidos (12/20/25)
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  • Senior Linux Administrator

    Leidos (Fort Belvoir, VA)
    **Description** The DTRA program at Leidos is seeking a ** Senior Linux Administrator ** in Fort Belvoir, VA to support the DTRA I3TS Infrastructure Services ... team to maintain and optimize the Linux ...+ Red Hat Certification - Red Hat Certified System Administrator (RHCSA) (Preferred) Come break things (in a good… more
    Leidos (12/30/25)
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  • Senior Linux System…

    GovCIO (Washington, DC)
    …referral to this job (https://careers-govcio.icims.com/jobs/6348/ senior - linux -system- administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) ... **Overview** GovCIO is currently hiring for an experienced Linux System Administrator with an active...administration duties will be included in this role. + Senior -level RedHat Linux server administration experience, experience… more
    GovCIO (11/07/25)
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  • Linux System Administrator

    Nightwing (Sterling, VA)
    …defense, civil, and commercial markets. Nightwing is seeking a highly motivated Systems Administrator to join a mature program in the Sterling VA location. The ... qualified Systems Administrator will support a very dynamic program in a...and/or network/systems administration + Proficiency experience with Red Hat Linux (RHEL) workstations and servers, including installation, configuration, administration… more
    Nightwing (12/20/25)
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  • Linux Systems Administrator

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    …on a highly collaborative team to deliver state-of-the-art capabilities. The Linux Systems Administrator manages and maintains an organization's Linux ... ** Linux Systems Administrator ** **Category:** Infrastructure/Cloud **Main...overall IT environment. CGI Federal is growing its high-performance team whose members share a passion for building high-quality,… more
    CGI Technologies and Solutions, Inc. (12/31/25)
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  • Senior Systems Administrator

    General Dynamics Information Technology (Washington, DC)
    …experience **US Citizenship Required:** Yes **Job Description:** Senior Systems Administrator Own your opportunity to join our team , bringing professionalism ... Administrator or similar role + Strong experience with Linux and Windows-based systems administration. + Knowledge of cloud...steps and learning opportunities * Support: An internal mobility team focused on helping you achieve your career goals… more
    General Dynamics Information Technology (01/05/26)
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  • Senior Systems Administrator

    Chenega Corporation (Arlington, VA)
    **Req ID:** 38512 **Summary** ** Senior Systems Administrator ** **Arlington, VA** Are you ready to enhance your skills and build your career in a rapidly evolving ... (MIOS) could be the place for you! Join our team of professionals who support large-scale government operations by...interests of our nation. SecuriGence is seeking a talented ** Senior Systems Administrator ** to help contribute to… more
    Chenega Corporation (12/10/25)
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  • Systems Administrator II Generalist Sr…

    V2X (Springfield, VA)
    …platforms, but there are also Linux distributions as well. + The Senior Systems Administrator II shall support the mid-level internal escalation tier(s) for ... integrity, respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - Windows...Administrator , Network Engineer as well as the IT team to ensure that the CDS-based networking devices and… more
    V2X (11/15/25)
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  • Senior Database Administrator

    Leidos (Camp Springs, MD)
    **Description** Leidos Digital Modernization sector is seeking an ** Senior Database Administrator ** - Hosting to support **USCIS Enterprise Automation & Unified ... hosting, and unified communications for 30 000+ end‑users. The Senior Database Administrator will be a key... will be a key member of the Hosting team , responsible for the design, implementation, maintenance, and performance… more
    Leidos (12/06/25)
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  • Senior System Administrator (2nd…

    RTX Corporation (Springfield, VA)
    …meaningful problems that create a safer, more secure world. Raytheon seeks a Systems Administrator to join a high-performing team at the heart of an important ... meet its national security strategy. This is for an on-site system administrator sustaining and maintaining a VM-based data system supporting a high visibility… more
    RTX Corporation (01/07/26)
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  • Senior Systems Administrator

    UIC Government Services and the Bowhead Family of Companies (Arlington, VA)
    **Overview** SENIOR SYSTEMS ADMINISTRATOR (NAUT): Bowhead seeks a Senior Systems Administrator to support our customer on the Nautical contract in the ... planning for cloud resources + Provide training and mentorship to junior team members + Other duties as assigned **Qualifications** + Education: Bachelor's degree… more
    UIC Government Services and the Bowhead Family of Companies (01/06/26)
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  • Senior Systems Administrator

    BAE Systems (Washington, DC)
    …incentives may be available based on position level and/or job specifics. ** Senior Systems Administrator ** **118971BR** EEO Career Site Equal Opportunity ... **Job Description** BAE Systems is seeking **System Administrators** to join our team and provide support to facilitate operations on a critical infrastructure and… more
    BAE Systems (12/04/25)
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  • Lead Senior Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, mission-oriented ** Senior Systems Administrator ** to join our team in **Chantilly, VA.** As the Lead Senior Systems ... but not limited to:** + Lead and supervise a team of system administrators (Windows/ Linux /VMWare) and IT support staff. + Design, implement, and maintain… more
    ManTech (12/19/25)
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  • Senior System Administrator

    Amentum (Springfield, VA)
    …space? If so, look no further. Amentum is seeking a ** Senior System Administrator ** to join our team of passionate individuals in **Springfield, VA** . In ... 5A-9P EST) * Mentor others or serve as a team lead, guiding the day-to-day activities of team...providing AWS technical support to the NGA enterprise. * Senior level experience managing and administering Linux /Windows… more
    Amentum (11/20/25)
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  • SAP NS2 Senior Cloud Engineer/Systems…

    SAP (Herndon, VA)
    …and a variety of benefit options for you to choose from. **SAP NS2 Senior Cloud Engineer/Systems Administrator - Onsite - Chantilly, VA** **Active TS SCI ... and future-focused work. We offer a highly collaborative, caring team environment with a strong focus on learning and...internals must have manager's approval to transfer. The NS2 Senior Cloud Engineer/Systems Administrator candidate will be… more
    SAP (10/21/25)
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