• Network Infrastructure

    CACI International (Mclean, VA)
    Network Infrastructure / System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with ... * * **The Opportunity:** CACI is looking for a Network Infrastructure / System Administrator ...with industry best practices + Knowledge of different operating systems (Microsoft, Unix, Linux, etc.) + Attention to detail,… more
    CACI International (12/17/25)
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  • Infrastructure Network

    Ops Tech Alliance (Washington, DC)
    Infrastructure Network Administrator (Washington, DC) ** Infrastructure Network Administrator ** _TS/SCI Clearance Required_ _Salary Range: $91,500 ... $110,800 per year_ Ops Tech Alliance is seeking an Infrastructure Network Administrator to configure,... Administrator to configure, maintain, and monitor secure network environments supporting mission-critical IT systems across… more
    Ops Tech Alliance (12/17/25)
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  • Network Administrator

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    ** Network Administrator ** **Category:** Infrastructure /Cloud **Main location:** United States, Virginia, Arlington **Position ID:** J0925-2111 **Employment ... Full Time **Position Description:** CGI Federal has an exciting opportunity for a Network Administrator within our Intel sector advancing the national security… more
    CGI Technologies and Solutions, Inc. (12/31/25)
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  • Cloud Infrastructure Administrator

    Ops Tech Alliance (Washington, DC)
    …Proven technical experience with cloud infrastructure (AWS/Azure), virtualization, network technologies (LAN/WAN), and system administration + Familiarity ... Cloud Infrastructure Administrator (Washington, DC) **Cloud ...Systems Administration roles + Advanced experience troubleshooting complex network and system problems + Experience in… more
    Ops Tech Alliance (12/17/25)
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  • Systems Administrator (Hybrid…

    Serco (Washington Navy Yard, DC)
    …& Qualifications** **Position Description & Qualifications** Serco is seeking a skilled Systems Administrator to support the Navy-owned PMS-ES Integrated Data ... + Citrix Certified Associate or Professional (CCA/CCP). + AWS Certified SysOps Administrator or equivalent. + Cisco Certified Network Associate (CCNA) or… more
    Serco (01/03/26)
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  • Network / Systems

    GovCIO (Washington, DC)
    …Submit a referral to this job (https://careers-govcio.icims.com/jobs/6592/ network - systems - administrator -2-%28desktop-and- system ... **Overview** The System Administrator (SA) is responsible for...within the infrastructure . This individual ensures that system hardware, operating systems , software systems more
    GovCIO (12/05/25)
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  • Senior System Administrator

    St. George Tanaq Corporation (Suitland, MD)
    Senior System Administrator - Network Operation Center WFH Flexible*Suitland, MD (http://maps.google.com/maps?q=Suitland+MD+USA) Job Type Full-time ... us, visit https://tanaq.com/tanaq-technical-services. **About the Role** We are seeking a **Senior System Administrator - Network Operation Center** to… more
    St. George Tanaq Corporation (11/14/25)
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  • Senior System Administrator

    St. George Tanaq Corporation (Suitland, MD)
    Senior System Administrator - Network Security WFH Flexible*Suitland, MD (http://maps.google.com/maps?q=Suitland+MD+USA) Job Type Full-time Description ... us, visit https://tanaq.com/tanaq-technical-services. **About the Role** We are seeking a **Senior System Administrator - Network Security** to support our… more
    St. George Tanaq Corporation (11/18/25)
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  • System Administrator Lead

    System One (Mclean, VA)
    …NIPRNET, SIPRNET, and JWICS systems , as well as P2P SAR (a SAP system ), infrastructure for approximately 400 users. * Provide O&M support for Special Access ... Job Title: System Administrator Lead Location: Arlington, Virginia... System infrastructure for approximately 150 users. *...Special Access Systems . * Support replication of network file share volumes via Distributed File System more
    System One (12/26/25)
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  • System Administrator (Citrix)

    BAE Systems (Washington, DC)
    **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 ... systems by interacting with the customer and IT infrastructure teams. As an on-site System Administrator , you will: + Capture, document, and structure… more
    BAE Systems (12/04/25)
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  • Network and Computer Systems

    Deloitte (Baltimore, MD)
    …future + Active Top Secret security clearance (SCI eligible) + 3+ years of experience as a network or systems administrator + Must be able to work onsite in ... through innovation. Work You'll Do Join Deloitte as a Network & Server Administrator , where you'll install,...organization's local area network (LAN), data communications network , operating systems , and both physical and… more
    Deloitte (01/10/26)
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  • Systems Network Administrator

    Leidos (Laurel, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Systems / Network Administrator ** in our **National Security Sector's (NSS) Cyber & ... **Join us and make a difference in National Security!** **Job Summary:** Systems / Network administrator will provide support for implementation,… more
    Leidos (12/20/25)
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  • System and Network

    BOOZ, ALLEN & HAMILTON, INC. (Annapolis Junction, MD)
    System and Network Administrator The Opportunity: A well-designed network is critical to move data and enable organizations to achieve their missions, ... working infrastructures, and increase security, reliability, and availability for mission-critical network systems . You'll apply your expertise in routing and… more
    BOOZ, ALLEN & HAMILTON, INC. (12/22/25)
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  • Systems Administrator

    Eurofins US Network (Baltimore, MD)
    …operation of the company's infrastructure , including hardware, software, and network components. The Systems Administrator will support troubleshooting, ... or a related field (preferred). + Industry certifications such as Microsoft Certified Systems Administrator (MCSA) or CompTIA Network + (preferred). **Skills… more
    Eurofins US Network (01/08/26)
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  • System Administrator

    BAE Systems (Washington, DC)
    **Job Description** BAE Systems is seeking a full-time on-site System Administrator at Washington Navy Yard supporting our work as a prime contractor on a ... system deployments + Support the configuration management of systems + Harden Windows/RHEL Servers in accordance with ...be available based on position level and/or job specifics. ** System Administrator ** **119297BR** EEO Career Site Equal… more
    BAE Systems (12/16/25)
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  • Principal Network Administrator

    BAE Systems (Washington, DC)
    …IT solutions that enable our customers to achieve their missions. As a **Principal Network Administrator ** , you'll play a critical role in providing exceptional ... challenge, we encourage you to apply. As a Principal Network Administrator , you'll be responsible for monitoring... network performance, conducting security assessments, and securing network infrastructure . By joining our team, you'll… more
    BAE Systems (10/30/25)
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  • System Administrator

    BAE Systems (Washington, DC)
    …incentives may be available based on position level and/or job specifics. ** System Administrator ** **119453BR** EEO Career Site Equal Opportunity Employer. ... **Job Description** BAE Systems is seeking an on-siteSystem Administratorto support our...a prime contractor on a high-profile US Navy weapon system .Accuracy, integrity, subject matter expertise, and the ability to… more
    BAE Systems (12/23/25)
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  • System Administrator Level 3

    Jovian Concepts, Inc. (Annapolis, MD)
    …support for implementation, troubleshooting and maintenance of Information Technology (IT) systems .Manages IT system infrastructure and any processes ... UNIX and Windows operating systems and installs\/loads operating system software, troubleshoots, maintains integrity and configures network components… more
    Jovian Concepts, Inc. (12/24/25)
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  • Senior Linux System Administrator

    Belay Technologies (Annapolis Junction, MD)
    …and maintenance of Information Technology (IT) systems . The SA manages IT system infrastructure and any processes related to these systems . The ... manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network components… more
    Belay Technologies (01/04/26)
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  • Network Administrator

    Tactibit Technologies LLC (Suitland, MD)
    …As a Network Administrator , you will be expected to perform network infrastructure installations and upgrades, monitor the health and performance of a ... to perform well working in a team, along with system administrators, engineers and scientists. This position is located... Administrator responsibilities are: + Operate and maintain network infrastructure + Monitor and report on… more
    Tactibit Technologies LLC (12/25/25)
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