• Linux / Windows Systems

    COMSO, Inc (Columbia, MD)
    Linux / Windows Systems Administrator II (TS/SCI w/ Polygraph) Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Job Type Full-time ... CWIP: IAT Level II Certification, IA Baseline Certification in Linux , Unix, Windows , or Cisco OS operating...established Standard Operating Procedures (SOPs). + Build and configure Windows Server 2019 and 2022 systems from… more
    COMSO, Inc (11/27/25)
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  • System Administrator - Linux

    The Metamorphosis Group (Chantilly, VA)
    System Administrator - LINUX - TS/SCI FSP REQUIRED Chantilly, VA Apply Now Job Description The Metamorphosis Group, Inc, TMG, has an immediate opening for a ... Linux System Administrator , who shall be responsible...within the organization. MANDATORY SKILLS 1. Demonstrated experience with Windows domain setup, group policy, and user account administration.… more
    The Metamorphosis Group (12/10/25)
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  • Systems Administrator

    General Dynamics Information Technology (Sterling, VA)
    …**Job Family:** IT Infrastructure and Operations **Skills:** Information Technology (IT) Systems , Linux ,Microsoft Windows ,Operating Systems (OS),Software ... will provide hands-on administration and operational support for Windows and Linux environments across both enterprise and fielded systems . This role… more
    General Dynamics Information Technology (12/18/25)
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  • Systems Administrator (SME)

    BAE Systems (Herndon, VA)
    …to improve our future and protect our freedom. We are seeking an experienced Systems Administrator SME to join our technology-based program supporting a key ... government customer. As a Systems Administrator SME, you will play a...of client computing software, hardware, and management solutions operating systems installation, configuration, and maintenance on Windows more
    BAE Systems (12/12/25)
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  • Senior Cloud Systems Administrator

    BAE Systems (Sterling, VA)
    **Job Description** We are looking for a highly skilled Senior Cloud Systems Administrator to join our visible technical program driving the Model Based ... be available based on position level and/or job specifics. **Senior Cloud Systems Administrator ** **115946BR** EEO Career Site Equal Opportunity Employer.… more
    BAE Systems (12/09/25)
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  • Systems Administrator

    BAE Systems (Sterling, VA)
    …Responsibilities include: Systems Administration & Operations + Administer and troubleshoot Linux and Windows servers in AWS GovCloud and manage on-prem HP ... BAE Systems is looking for a Senior Systems Administrator to provide comprehensive support to...+ VMware Certified Professional (VCP) + RedHat Certified System Administrator /Engineer (RHCSA/RHCE) + Microsoft Certified: Windows Server… more
    BAE Systems (12/09/25)
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  • Systems Administrator - TS/SCI…

    General Dynamics Information Technology (Chantilly, VA)
    …**US Citizenship Required:** Yes **Job Description:** Transform technology into opportunity as a Systems Administrator with GDIT. A career in enterprise IT means ... meaningful part in improving how agencies operate. **HOW** **A SYSTEMS ADMINISTRATOR ** **WILL** **MAKE AN IMPACT** +... LINUX ( Linux RHEL, CentOS, Scientific Linux ) and Microsoft Windows (2008 R2, 2012… more
    General Dynamics Information Technology (12/16/25)
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  • System Administrator

    Assertive Professionals (Chantilly, VA)
    …change requests; support for implementation, troubleshooting and maintenance of Unix/ Linux systems ; Perform technical evaluations, analysis, and troubleshooting ... System Administrator About the Organization Established in 2015,AssertiveProfessionals(AP), is...servers. Manage day-to-day operations, monitoring and problem resolution of Linux systems . Activities include installation and maintenance… more
    Assertive Professionals (10/09/25)
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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 ... + Lead and supervise a team of system administrators ( Windows / Linux /VMWare) and IT support staff. + Design,...or high school diploma/GED and 13 years of relevant systems administration experience with 3 + years in a… more
    ManTech (12/19/25)
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  • Systems Administrator

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking a highly motivated Systems Administrator to join our team of professionals providing technical and program services to the US ... land, at sea, in air, and in space. The Systems Administrator will be part of a...of VMware ESXi blade servers, HP storage, Cisco switches, Windows and Linux servers, and high-powered GPU… more
    SAIC (11/15/25)
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  • Junior Systems Administrator

    Amentum (Mclean, VA)
    …work with diverse team and mentor when needed + Respectable understanding of operating systems like Windows , and Linux + Understanding Basic Networking ... **Amentum** is looking for a **Junior Systems Administrator ** to join our team...explain technical issues to non-technical users + Experience with Windows Server NT/2000/2003/2019 and Active Directory Services + Knowledge… more
    Amentum (12/05/25)
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  • Fidelis Administrator - Active TS/SCI…

    ENS Solutions (Reston, VA)
    …Install, configure and manage operating system and application software as necessary. Support Linux & Windows systems engineering efforts in system design ... with operating and maintaining Microsoft Windows and Linux servers to include operating systems . +...deployments and configuration management. + Experience as a network administrator or systems engineer. + Experience in… more
    ENS Solutions (12/27/25)
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  • System Administrator

    Synergy ECP (Columbia, MD)
    …involved in the resolution process. Configures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, ... System Administrator Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Description Level 1 System...(skills, technologies, expertise): + One (1) year experience in Linux , Unix, Windows or Cisco OS operating… more
    Synergy ECP (10/28/25)
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  • System Administrator 2

    Synergy ECP (Columbia, MD)
    …involved in the resolution process. Configures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, ... the resolution process + Configure and manage UNIX and Windows (or other applicable) operating systems and...(skills, technologies, expertise): + One (1) year experience in Linux , Unix, Windows or Cisco OS operating… more
    Synergy ECP (10/22/25)
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  • Senior System Cloud Administrator

    Insight Global (Herndon, VA)
    Job Description We are seeking a highly skilled Senior Linux Systems Administrator to join our IT infrastructure team. The ideal candidate will have a strong ... procedures that are repeatable. - Maintain and enhance existing systems administrator tools, and develop new tools,...databases, APIs, authentication and networking - Has supported a Windows environment as well - Experience deploying Linux more
    Insight Global (12/04/25)
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  • Database Administrator (Senior)

    BAE Systems (Sterling, VA)
    …MySQL) + Database tools such as SQL Developer, TOAD, DBArtisan + Solaris, Linux , Windows environments **Preferred Education, Experience, & Skills** + Experience ... **Job Description** BAE Systems , a top-ten prime contractor to the US...of databases based on functional specifications + Providing Database Administrator (DBA) support for application developers. + Commercial database… more
    BAE Systems (10/29/25)
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  • System Administrator

    CACI International (Ashburn, VA)
    …with a minimum of five (5) solid years of experience providing system administration support for Windows and /or Linux Operating systems + Minimum 3 Years of ... System Administrator Job Category: Information Technology Time Type: Full...self-starter _Desired:_ + Technical Certifications + Experience working with Linux , Windows , and VMware + Understanding Inventory… more
    CACI International (12/13/25)
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  • System Administrator (TS-SCI w/Poly)

    Parsons Corporation (Columbia, MD)
    …experience as a System Administrator + Experience with administration of VMware, Linux systems , and Windows servers inclusive of applications, processes ... possible. **Job Description:** Parsons is seeking a versatile System Administrator to tackle new challenges across the full stack...and performance requirements + Responsible for the administration of Linux systems , and Windows servers… more
    Parsons Corporation (12/04/25)
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  • System Administrator

    Nightwing (Sterling, VA)
    …a timely manner. Required Skills: + Operating Systems : Extensive knowledge of Windows and Linux operating systems . + Networking: Understanding of network ... development environment, and Cloud automation. The SysA demonstrates strong Linux / Windows administration experience, including package management, security… more
    Nightwing (12/26/25)
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  • Senior IT Systems Administrator

    ManTech (Chantilly, VA)
    …or equivalent) or ability to obtain one within 180 days. + Experience with Windows and Linux operating systems . + Experience providing help-desk end-user ... **MANTECH** seeks a motivated, career and customer-oriented **Senior IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities include… more
    ManTech (12/03/25)
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