• Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    ManTech seeks a **Senior Linux System Administrator ** to join our team in **Ft. Meade, MD** . In this role, you will provide support for implementation, ... of IT systems. + Manage IT system infrastructure and processes related to client/server/storage/ network devices and mobile devices. + Perform Tier 1 (Help Desk) and… more
    ManTech (07/15/25)
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  • System Administrator

    ManTech (Annapolis Junction, MD)
    **ManTech seeks a motivated, career and customer-oriented System Administrator II to join our team at our Annapolis Junction, MD location.** **Responsibilities ... maintenance, configuration, and reliable operation of critical computer systems, network servers, and virtualization environments, upholding system stability and… more
    ManTech (09/05/25)
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  • System Administrator ( All Levels)

    Lentech, Inc (Fort Meade, MD)
    …solutions to support our high-profile intelligence community clients. Clearance: Current TS /SCI Poly Required JOB FUNCTIONS AND RESPONSIBILITIES: . Provides support ... day-to-day operations, monitoring and problem resolution for all of the client/server/storage/ network devices, mobile devices, etc. . Provides Tier 1 (Help Desk)… more
    Lentech, Inc (10/07/25)
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  • Network Security Engineer

    CACI International (Columbia, MD)
    … 2 of the following vendor certifications: Palo Alto Networks Certified Network Security Administrator (PCNSA), Sonicwall Network Security ... Network Security Engineer Job Category: Information Technology Time...Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage of Travel… more
    CACI International (09/13/25)
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  • Information Technology Customer Support Specialist

    KBR (Bethesda, MD)
    …field. + Must have at least 2 years of experience as a local area network (LAN) Systems administrator . + Requires at least 2 years of experience ... to end users for account administration, distribution of software and documentation, system/ network status, and problem entry, via problem ITSM tracking tool. With… more
    KBR (08/21/25)
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  • Information Systems Security Officer (ISSO)

    Athenix Solutions Group, LLC (Annapolis Junction, MD)
    …system, or enclave's information assurance program Requirements **All openings require a TS /SCI with polygraph clearance to start.** The Level 1 Information Systems ... with 4 years of work experience in any combination of: System Administrator (SA), Information System Security Officer (ISSO), Information System Security Engineer… more
    Athenix Solutions Group, LLC (08/08/25)
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  • System Administration - Tiered Support

    CACI International (Annapolis Junction, MD)
    …Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage of Travel Required: None ... highest standards of service and reliability. We're looking for a skilled System Administrator to join our team and help maintain, troubleshoot, and optimize a wide… more
    CACI International (08/21/25)
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  • System Development Engineer, STRADA - Service…

    Amazon (Jessup, MD)
    …to help. You'll join a diverse team of software, hardware, and network engineers, supply chain specialists, security experts, operations managers, and other vital ... trajectory to success? Amazon is seeking a Linux/Unix Systems Administrator /Engineer with the ability to automate day to day...best solution over the quickest solution. At Amazon scale, Network Engineers rely on an ever increasing number of… more
    Amazon (09/24/25)
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  • Software, CNO, Systems Administration…

    Belay Technologies (Annapolis Junction, MD)
    …opportunity to join a dynamic, innovative team working on cutting-edge cybersecurity, network , software and systems engineering projects. We are hiring for a wide ... offering ample opportunities for growth and advancement. All positions require a TS /SCI with polygraph. CNO Analyst/Programmer (Levels 0 to 3) Overview: The CNO… more
    Belay Technologies (08/14/25)
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  • Voice Over Internet Protocol Technician

    ManTech (Annapolis Junction, MD)
    …but are not limited to:** + Provides broad telephony support from administrator level configurations to in-depth technical solutions for critical clients over secure ... real-time incidents and requests. + Provide support to TCP/IP network protocols that rely on TCP, Session Initiation Protocol,...+ Experience with service management knowledge + IATT Level 2 certification, such as Security+ CE is required within… more
    ManTech (09/18/25)
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