• Linux / Windows Systems

    Northrop Grumman (Linthicum Heights, MD)
    …your career. Northrop Grumman's Mission Systems sector is seeking a well-qualified ** Linux / Windows Systems Administrator ** to join its Classified ... be limited to the following: + Perform as a Linux /Redhat systems administrator for a...for a classified government contract. + Perform as a Windows systems administrator for a… more
    Northrop Grumman (11/13/25)
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  • Principal Linux Systems

    Northrop Grumman (Baltimore, MD)
    …of your career. Northrop Grumman Mission Systems is seeking a well-qualified ** Linux Systems Administrator ** to join its Classified Solutions team of ... be limited to the following: + Perform as primary Linux Systems Administrator for a...maintaining computer hardware in a networked environment. + Managing Linux connections within a Windows AD environment.… more
    Northrop Grumman (10/15/25)
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  • Jr./Mid-Level Networking Systems

    Belay Technologies (Annapolis Junction, MD)
    …utilizes complex equipment/ systems (ex. Network Switches, Routers, LANs, & cabling, Windows / Linux operating systems , VMware, etc.). + Must have ... experience installing, updating, and upgrading Linux Operating Systems (OS). + Must have...utilities used to create and configure network connections in Linux OS. + Must have experience implementing Windows more
    Belay Technologies (11/07/25)
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  • Linux Systems Administrator

    BAE Systems (Annapolis Junction, MD)
    …in your life and keep you performing at your best. We are in search of a Linux Systems Administrator to: + Install, configure, and network UNIX and/or NT ... (SAD, FC, TCP/IP, etc.) + Red Hat and Microsoft Windows Operating System + Microsoft Exchange + Centrify +...be available based on position level and/or job specifics. ** Linux Systems Administrator ** **115415BR** EEO… more
    BAE Systems (09/09/25)
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  • Linux Systems Administrator

    BCMC (Arlington, VA)
    …and business continuity of the customer mission. Responsibilities: - Serve as a lead Linux Systems Administrator overseeing Red Hat Enterprise Linux ... configuration management and deployment across Windows , MacOS, Linux /Unix, and other operating systems and virtual...- 5+ years of directly relevant experience as a Linux System Administrator . - 3+ years of… more
    BCMC (10/16/25)
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  • Principal Linux Systems

    Northrop Grumman (Linthicum Heights, MD)
    …best work of your career. Northrop Grumman Classified Solutions is seeking a well-qualified ** Linux Systems Administrator ** to join its dynamic team of ... be limited to the following: + Perform as primary Linux Systems Administrator for a...subnets, routing, and VLANs; Cisco experience and/or certification + Windows server management experience + Windows AD,… more
    Northrop Grumman (08/20/25)
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  • Senior Linux Systems

    Leidos (Columbia, MD)
    **Description** **Leidos** has a new and exciting opportunity for a **Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... difference in National** **Security!** Join our team as a ** Linux Systems Administrator ** , where...Your role will involve configuring and managing UNIX and Windows operating systems , troubleshooting, maintaining network integrity,… more
    Leidos (09/26/25)
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  • Networking System Administrator

    Leidos (Annapolis Junction, MD)
    …utilizes complex equipment/ systems (ex. Network Switches, Routers, LANs, & cabling, Windows / Linux operating systems , VMware, etc.). + Must have ... **Description** **Networking System Administrator - Linux ** **Leidos** has a...experience installing, updating, and upgrading Linux Operating Systems (OS). + Must have… more
    Leidos (11/05/25)
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  • Linux System Administrator

    Nightwing (Arlington, VA)
    …Nightwing is seeking a Technical Engagement Network (TEN) Lab Manager with experience in Linux Systems Administrator to support the design, development, and ... configuration management and deployment across Windows , MacOS, Linux /Unix, and other operating systems and virtual...- 5+ years of directly relevant experience as a Linux System Administrator . - 2+ years MacOS… more
    Nightwing (08/28/25)
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  • Secret Linux System Administrator

    Insight Global (Baltimore, MD)
    …Cleared Linux System Administrator to join their team. As a Windows Systems Administrator for a classified government contract, you will ensure ... team environment with other IT/technical professionals * Experience managing Linux OS and domain architecture in a classified environment,... AD, LDAP, VMWare, and knowledge of SAN storage systems * Windows Operating System experience and/or… more
    Insight Global (11/06/25)
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  • Sr Principal Windows Systems

    Northrop Grumman (Dulles, VA)
    …Chief Information and Digital Office (CIDO) organization is seeking an experienced **Sr Principal Windows Systems Administrator ** to join its dynamic team of ... be limited to the following:** + Perform as a Windows System Administrator for a classified government...Linux , Cisco) + Experience operating under and managing systems within NISPOM Chapter 8, DCID 6/3-ICD 503, RMF,… more
    Northrop Grumman (10/31/25)
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  • Senior Linux System Administrator

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    Senior Linux System Administrator Clearance Required: Top Secret or Secret Clearance Locations: Adelphi, MD (Onsite) Position Overview: The Senior Linux ... oversees the installation, configuration, maintenance, and integrity of computing systems and software. The role involves planning, ensuring long-term system… more
    Black Bear Technology Solutions, LLC (08/23/25)
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  • Principal Windows Systems

    Northrop Grumman (Linthicum Heights, MD)
    …of your career. Northrop Grumman Mission Systems is seeking a well-qualified Windows Administrator to join its Classified Solutions team in Linthicum, MD. ... limited to the following: + Perform as a primary Windows /VMware systems administrator for a... AD, LDAP, VMWare, and knowledge of SAN storage systems . + Linux Operating System experience and/or… more
    Northrop Grumman (11/13/25)
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  • Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    …resource utilization; perform capacity analysis and system planning. + Configure and manage Linux and Windows operating systems ; install, load, and enhance ... ManTech seeks a **Senior Linux System Administrator ** to join our...systems administration or IT operations. + Experience with Linux , including installation, configuration, troubleshooting, and maintenance. **Security Clearance… more
    ManTech (10/14/25)
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  • (Mid. or Senior) Networking Systems

    Belay Technologies (Annapolis Junction, MD)
    …up in 2020 and a finalist in 2021! Belay Technologies is seeking a Network Systems Administrator ( Windows ) to join our team. The selected individual will ... complex equipment/ systems (ex. Network Switches, Routers, LANs, & cabling, Windows / Linux operating systems , VMware, etc.). + Must have experience… more
    Belay Technologies (10/01/25)
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  • Sr. Principal Windows /VMware…

    Northrop Grumman (Baltimore, MD)
    …best work of your career. Northrop Grumman Mission Systems is seeking a Windows Systems Administrator to join its Classified Solutions team in Linthicum, ... limited to the following: + Perform as a SWindows/VMware systems administrator . + Experience operating under and...process. + DoD 8140 Certification in a primary OS ( Windows , Linux ). + Ability to communicate effectively… more
    Northrop Grumman (11/01/25)
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  • Linux System Administrator

    ManTech (Fort Meade, MD)
    …5 additional years' experience might be substituted for a degree. + Heavy Windows and Linux administration experience + Highly proficient with Active Directory ... **ManTech** seeks an experienced and passionate, career and customer-oriented **System Administrator ** to join our team located in the Fort Meade, MD area.… more
    ManTech (08/23/25)
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  • Secret Sr Windows System…

    Insight Global (Baltimore, MD)
    Job Description A Client of Insight Global is looking for a secret cleared Sr Windows System Administrator to join their team and help mentor more jr admins. ... This person will design, implement, and manage secure, high-availability systems . Responsibilities include deploying enterprise system images, maintaining VMware… more
    Insight Global (11/07/25)
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  • Senior Systems Administrator

    General Dynamics Information Technology (Washington, DC)
    …a Systems Administrator or similar role + Strong experience with Linux and Windows -based systems administration. + Knowledge of cloud platforms (AWS, ... teams. WHAT YOU WILL DO: Duties and Responsibilities: + Enterprise Authorization: Integrate Linux Systems into a primary Windows environment (workstations &… more
    General Dynamics Information Technology (09/16/25)
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  • CNS Systems Administrator

    BAE Systems (Annapolis Junction, MD)
    …and security architectures. + Must have experience or familiarity with the following systems : Windows / Linux operating systems , VMware, and Networking: ... of relevant experience. + Must have experience as a systems administrator providing direct support to end...(developers, testers, engineers, etc.). + Must be proficient with Windows Server 2012R2, 2016, 2019, and Active Directory. +… more
    BAE Systems (09/29/25)
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