• Network Administrator 3

    M. C. Dean (Fort Meade, MD)
    …technologies; digital/analog communications technologies. + Working knowledge of the following systems : UNIX/LINUX, CISCO IOS, Windows Server, and Microsoft SQL. ... telecommunications, life safety, automation and controls, audiovisual, and IT systems . Headquarters in Tysons, Virginia, MC Dean delivers resilient, secure,… more
    M. C. Dean (09/23/25)
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  • System Administrator

    ManTech (Annapolis Junction, MD)
    …required security standards for IT personnel. + Proficiency in Linux or Windows operating systems , indicating hands-on experience with server environments. + ... **ManTech seeks a motivated, career and customer-oriented System Administrator II to join our team at our Annapolis Junction, MD location.** **Responsibilities… more
    ManTech (09/05/25)
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  • Principal System Administrator

    RTX Corporation (Tucson, AZ)
    …complex IT infrastructure problems. **What You Will Do** : + Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat Enterprise Linux ... to prevent security threats, secure the integrity of our systems and support IT infrastructures around the world. **Principal...environment. + Understanding and knowledge of Windows Server internals or Linux fundamentals to include DNS,… more
    RTX Corporation (10/02/25)
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  • IT System Administrator

    Alkegen (Rochester, NH)
    …their best. Come grow with us! Job Responsibilities: The IT Site Support Administrator is a technical position within the IT organization. This position is ... maintaining the design, integrity and performance of the IT Systems . As a member of the IT Operations team...In-depth experience in a Microsoft-based environment (Active directory and Windows ) + A strong knowledge of IT Infrastructure, security,… more
    Alkegen (11/05/25)
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  • Senior System Administrator

    Burlington (Edgewater Park, NJ)
    **Position Overview** The Senior System Administrator leads the design, implementation, and optimization of hybrid infrastructure solutions across Windows ... platforms. This role ensures high availability, security, and scalability of systems while mentoring junior staff and driving automation and modernization… more
    Burlington (10/11/25)
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  • Network Security Administrator

    TekSynap (Pensacola, FL)
    **Responsibilities & Qualifications** The **Network Security Administrator ** is responsible fornetwork boundary protection, cybersecurity posture, and accreditation ... oversight of IT systems across the Navy Medicine Operational Training Command (NMOTC)...on the specific Operating System or Computing Environment** theymaintain(eg, Windows Server, Linux, Cisco) + IAT LVL III (eg,… more
    TekSynap (10/07/25)
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  • Enterprise Application Administrator

    RTX Corporation (Boston, MA)
    …US persons. + Experience managing and troubleshooting applications on both Linux and Windows operating systems . + Ability to effectively discuss, describe, and ... RTX Corporation is an Aerospace and Defense company that provides advanced systems and services for commercial, military and government customers worldwide. It… more
    RTX Corporation (09/22/25)
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  • Linux System Administrator

    ManTech (Fort Meade, MD)
    **ManTech** seeks an experienced and passionate, career and customer-oriented **System Administrator ** to join our team located in the Fort Meade, MD area. ... for new operating system rollout. + Configure host-based intrusion detection systems . + Monitor and troubleshoot/examine detected anomalies. + Developed automation… more
    ManTech (08/23/25)
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  • System Administrator - Security Focus

    Leonardo DRS, Inc. (Fitchburg, MA)
    **Job ID:** **112505** The Leonardo DRS Naval Power Systems business is a trusted provider of innovative naval gas and hybrid power systems , control technology ... around the world. **Job Summary** Perform system administration duties of on-prem systems and networks including high side, standalone systems , engineering… more
    Leonardo DRS, Inc. (10/02/25)
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  • Senior GIS System Administrator / Engineer

    US Bank (Minneapolis, MN)
    …offerings. We are seeking an experienced and highly skilled GIS System Administrator /Engineer to lead the administration, optimization, and support of our enterprise ... issues, including dependencies across network, authentication, storage, or cloud systems + Collaborate across IT teams (infrastructure, security, networking) to… more
    US Bank (11/05/25)
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