• AeroVironment (Arlington, VA)
    …Regular **Job Description** **Job Summary:** The primary role of the Linux System Administrator is to support the full life-cycle management of 24x7 mission-focused ... infrastructure hosting tailored mission applications and solutions. This role...missile systems. Founded in 1971 by celebrated physicist and engineer , Dr. Paul MacCready, we've been at the leading… more
    DirectEmployers Association (12/24/25)
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  • AeroVironment (Arlington, VA)
    Administrator ** is to manage and support mission-critical IT infrastructure . This role involves day-to-day operations, troubleshooting, and maintenance across ... I and II IT support and problem resolution. + Manage client/server/storage/network infrastructure . + Configure and manage RedHat Linux and Windows systems. + Support… more
    DirectEmployers Association (12/19/25)
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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 ... scope of responsibilities, including network infrastructure management (switch deployment & configuration) and system administration in a classified environment. The… more
    DirectEmployers Association (11/25/25)
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  • AeroVironment (Germantown, MD)
    …+ Serve as the primary liaison between the Service Desk and engineering, infrastructure , and application teams. + Partner with vendors to resolve escalated hardware ... in IT support, with at least 2 years in a senior technician, engineer , or escalation role. + ITIL Foundation Certification (minimum). + CompTIA A+ Certification… more
    DirectEmployers Association (01/06/26)
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  • Infrastructure Engineer

    CACI International (Mclean, VA)
    Infrastructure Engineer / Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph ... **The Opportunity:** CACI is seeking a highly motivated Linux System Engineer and Administrator with hands on experience with the full lifecycle development and… more
    CACI International (12/26/25)
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  • G2 Directory Services Engineer / Senior…

    General Dynamics Information Technology (Fairfax, VA)
    …Yes **Job Description:** Transform technology into opportunity as a **Directory Services Engineer / Senior Systems Administrator ** at GDIT. Shape what's next ... GDIT, people are our differentiators. Our work depends on a **Directory Services Engineer / Senior Systems Administrator ** joining our CNIC Applications Support… more
    General Dynamics Information Technology (01/05/26)
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  • Systems Administrator /DevOps…

    ICF (Reston, VA)
    …in anticipation of the award._ **The Work** We are seeking a **System Administrator / DevOps Engineer ** to support secure, automated deployments and manage ... cloud infrastructure in a high security, cleared government environment. This...frameworks. + Relevant certifications such as AWS Certified SysOps Administrator , CompTIA Security+, or RHCE are a plus. **Professional… more
    ICF (12/11/25)
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  • M365 Administrator Engineer

    CACI International (Arlington, VA)
    M365 Administrator Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular Percentage ... **The Opportunity:** CACI is seeking an experienced Microsoft 365 Engineer to be part of a dynamic and high...Lead or participate in troubleshooting complex incidents with other infrastructure teams. * Assist in developing and maintaining standard… more
    CACI International (01/02/26)
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  • Software Engineer /Systems…

    Cinteot (Springfield, VA)
    Software Engineer / Systems Administrator (location: Springfield, VA) The selected individual will be responsible to support the Framework Services / Platform ... Veritas Storage Foundation HA and Microsoft Clustering. + Manages complex DNS infrastructure using Windows DHCP servers. + Maintains large Windows terminal server… more
    Cinteot (11/06/25)
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  • Systems Administrator II/Tools…

    GovCIO (Bethesda, MD)
    …(https://careers-govcio.icims.com/jobs/7270/systems- administrator -ii-tools- engineer /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** ... **Overview** GovCIO is currently hiring for Systems Administrator /Tools Engineer , for our NIH-CIT proposal. This position is located in Bethesda, MD and is a… more
    GovCIO (12/18/25)
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  • Security Engineer (Wiz and TVM…

    Leidos (Arlington, VA)
    **Description** Leidos has an immediate need for a Security Engineer for a customer on a highly visible and strategic Cybersecurity Task Order. The Security ... Engineer will need to be a self-starter with excellent...and Azure. + Coordinate remediation activities with DevOps and Infrastructure teams. + Develop Wiz dashboards and compliance posture… more
    Leidos (11/25/25)
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  • Systems Administrator II Generalist Sr…

    V2X (Springfield, VA)
    …Senior Systems Administrator II shall work closely with the activity's Senior Systems Administrator , Network Engineer as well as the IT team to ensure that ... the globe, V2X builds smart solutions designed to integrate physical and digital infrastructure from base to battlefield. We bring 120 years of successful mission… more
    V2X (11/15/25)
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  • Senior Cloud System Administrator

    ManTech (Annapolis Junction, MD)
    …System Administrator ** in Hanover, MD. The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions ... and certificates **Minimum Qualifications:** + 20+ years of experience as a Systems Administrator or Cloud Engineer supporting programs and contracts of similar… more
    ManTech (12/24/25)
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  • Cloud System Administrator

    ManTech (Hanover, MD)
    …contexts **Minimum Qualifications:** + 10+ years of experience as a Systems Administrator or Cloud Engineer supporting programs and contracts of similar ... team in **Hanover, MD** . Our team delivers enterprise infrastructure capabilities for a global workforce performing a wide...Directory and networking + Proven experience as a System Administrator or Cloud Engineer with practical knowledge… more
    ManTech (12/24/25)
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  • Senior Systems Administrator

    General Dynamics Information Technology (Washington, DC)
    Administrator + ITIL 4 Foundation Certification + Microsoft Certified: Azure Administrator Associate + Red Hat Certified Engineer (RHCE) + VMware Certified ... Obtain:** None **Public Trust/Other Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Linux,Microsoft Windows,System Administration **Experience:** 5… more
    General Dynamics Information Technology (01/05/26)
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  • Principal Server Administrator

    BAE Systems (Washington, DC)
    …Experience, & Skills** + Certifications such as RHCE (Red Hat Certified Engineer ), MCSA/MCSE (Microsoft), or AWS Certified SysOps Administrator - Associate ... that enable our customers to achieve their missions. As a **Principal Server Administrator ** , you'll play a critical role in providing exceptional IT support to… more
    BAE Systems (10/30/25)
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  • Fidelis Administrator - Active TS/SCI…

    ENS Solutions (College Park, MD)
    …Experience automating deployments and configuration management. + Experience as a network administrator or systems engineer . + Experience in using Active ... administration. Requirements + 3+ years of experience as a system administrator + Experience with installing or configuring devices, applications, and security… more
    ENS Solutions (12/27/25)
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  • Senior Linux Systems Administrator

    Leidos (Arlington, VA)
    …our critical Red Hat Enterprise Linux environment. As a Senior System Administrator , you'll be instrumental in designing, implementing, and maintaining robust and ... scalable Linux infrastructure that powers our core operations. This includes the...Degree with 12+ years' experience as a Unix System Administrator - Operational experience with RHEL8 and RHEL9. Additional… more
    Leidos (12/20/25)
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  • Systems Administrator

    BAE Systems (Sterling, VA)
    …as: + VMware Certified Professional (VCP) + RedHat Certified System Administrator / Engineer (RHCSA/RHCE) + Microsoft Certified: Windows Server Administration/ ... and protect our freedom. BAE Systems is looking for a Senior Systems Administrator to provide comprehensive support to all aspects of system maintenance, from daily… more
    BAE Systems (12/09/25)
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  • System Administrator

    BAE Systems (Washington, DC)
    …developing enterprise DevOps solutions through close collaboration with customers and IT infrastructure teams. As an on-site System Administrator , you will: + ... **Job Description** BAE Systems is seeking an experienced full-time on-site System Administrator to support our work as a prime contractor on a high-profile US Navy… more
    BAE Systems (12/13/25)
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