• Argonne National Laboratory (Lemont, IL)
    Argonne has an opportunity to serve as the System Administrator of the classified National Security Systems (NSS) for the Security Programs Facility (SPF). Develop, ... by the US Department of Energy (DOE). It's functionally equivalent to a **Top Secret clearance** , allowing access to information classified up to that level, but… more
    DirectEmployers Association (11/22/25)
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  • Applied Research Associates, Inc. (Eglin AFB, FL)
    administrator for a SIPRNet capability supporting a DoD-owned secret -level enclave that already houses an air-gapped software-development environment. The ... CompTIA Security+ (or higher DoD-8570-approved IAM certification) + Active Secret clearance (must be maintained) **NIPRNet/SIPRNet Administrator Technical… more
    DirectEmployers Association (11/21/25)
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  • Tyto Athene (Santa Barbara, CA)
    **Description** Tyto Athene is searching for a **Systems Administrator /Information System Security Officer** to join our CA team. **Responsibilities:** + Provide ... + Document system requirements, write IT security plans, validate system, and network parameters to conform with business and customer requirements. + Support system… more
    DirectEmployers Association (12/06/25)
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  • Silvus Technologies (Los Angeles, CA)
    …us safe. We do so by delivering the most advanced Mobile Ad-hoc Network (MANET) radios powered by our custom and ever-evolving Mobile-Networked MIMO waveform. ... and equivalent Google tools. + **Current active clearance at SECRET level; OR the ability to obtain a ...SECRET level; OR the ability to obtain a SECRET US Government security clearance within 12 months of… more
    DirectEmployers Association (10/19/25)
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  • COLSA Corporation (Huntsville, AL)
    …practices, company and agency policies, and regulatory requirements. + Partner with network , security, and other teams to deliver reliable and secure infrastructure ... professional experience. + Minimum of 8 years related experience + Active DoD Top Secret Clearance with SCI eligibility; US Citizenship required + Must be able to… more
    DirectEmployers Association (09/21/25)
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  • Entrust (Shakopee, MN)
    …serving over 150 countries with cutting-edge, scalable technologies. But our secret weapon? Our people. It's the curiosity, dedication, and innovation that ... **Technical Writing (80%)** + Create and maintain end-user and administrator manuals, help content, installation instructions, and other technical publications… more
    DirectEmployers Association (12/11/25)
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  • Entrust (Shakopee, MN)
    …serving over 150 countries with cutting-edge, scalable technologies. But our secret weapon? Our people. It's the curiosity, dedication, and innovation that ... Entrust's relationship with its external consultant and serve as administrator for program-related tools. + Prepare and submit external...in 150+ countries and works with a global partner network , we are trusted by the world most trusted… more
    DirectEmployers Association (12/03/25)
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  • Mid-level WAN Network Administrator

    Sumaria Systems, Inc. (Montgomery, AL)
    Mid-level WAN Network Administrator - DoD / Cisco / Secret Clearance Department: C5ISR Office: Maxwell AFB Gunter, AL Location: Montgomery, AL START YOUR ... APPLICATION (https://apply.hrmdirect.com/resumedirect/ApplyOnline/Apply.aspx?req\_id=3414904&source=3414904-CJB-0) Job Title: Network Administrator II (Wide Area Network more
    Sumaria Systems, Inc. (11/19/25)
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  • Principal Network Administrator

    Northrop Grumman (Boulder, CO)
    …You!** The Northrop Grumman Classified Solutions team is seeking an experienced ** Network Administrator ** to join its dynamic team of technical professionals. ... full-time, at our facility/campus. This is not a virtual position._ The Network Administrator maintains smooth operation of LAN/WAN/VPNs. Plans, designs,… more
    Northrop Grumman (11/21/25)
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  • Watch Stander / Jr Network

    NANA Regional Corporation (Alexandria, VA)
    …a highly motivated, self-directed individual to fill the role of a Jr Network Administrator /Watch Stander (Day) for an existing government client. The place ... hours), personally follow-up on any urgent action. + Monitor and evaluate network and systems health through SolarWinds and other diagnostic tools; initiate… more
    NANA Regional Corporation (11/07/25)
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  • Network Administrator , Sr…

    Lockheed Martin (Palmdale, CA)
    **Description:** This position is to join the Classified Network Operations Team Supporting LM Aeronautics in Palmdale, CA\. This position will support classified ... network infrastructure covering maintenance, troubleshooting and daily operations supporting...with customers, key stakeholders, clearly communicating requirements\. \- Active Secret Clearance \(with ability to obtain Top Secret more
    Lockheed Martin (11/26/25)
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  • Senior Network Administrator (Active…

    TEKsystems (Huntsville, AL)
    Description Advanced knowledge and appreciable latitude in decision-making, provide network infrastructure services at a contractor-provided NOSC. Support network ... services, at locations throughout the CONUS and OCONUS location. Support 24/7 network performance monitoring, incident detection, network security functions and… more
    TEKsystems (12/12/25)
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  • Sr. Network Administrator

    General Dynamics Information Technology (Macdill AFB, FL)
    …+ years of related experience **US Citizenship Required:** Yes **Job Description:** **Sr. Network Administrator ** ** SECRET ** **MacDill AFB, FL** Please take ... world issues on a cross-functional, fast paced team. Your role as a Senior Network Administrator is to provide 24/7 time-sensitive incident response to ensure… more
    General Dynamics Information Technology (11/16/25)
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  • Network Administrator , McKinney TX…

    RTX Corporation (Mckinney, TX)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** Top Secret - Current ** Network Administrator Senior Analyst - P2** ... to programs in Data Center Management, Networking and High-Performance Computing. As a Network Administrator (Senior Analyst Level), you will work closely with… more
    RTX Corporation (12/05/25)
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  • Secret Network Administrator

    Insight Global (Montgomery, AL)
    Job Description Insight Global is looking for Network Administrators for a government contract. These individuals will be working on a military base doing all ... network and system support for all of the Air...configurations is highly desired. -High school diploma or equivalent - Secret clearance -IAT-II certification -CCNA certification CCNA Can be… more
    Insight Global (12/07/25)
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  • Network Administrator Autonomic…

    Lockheed Martin (Fort Worth, TX)
    …II certification \(e\.g\., Security\+, CySA\+, CCNA Security, etc\.\) * Proven Network Administrator experience * Active DoD Secret clearance and be able to ... the Lockheed Martin Fort Worth ALIS team as a Network Administrator \. This role will assist in...must be a US Citizen for consideration\. **Clearance Level:** Secret with Investigation or CV date within 5 years… more
    Lockheed Martin (12/13/25)
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  • Secret Security Engineer (DNS)

    Insight Global (Montgomery, AL)
    …-High school diploma or equivalent -IAT-II certification -Palo Alto Networks Certified Network Security Administrator (PCNSA) certification - Secret clearance ... Job Description Insight Global is looking for Network Security professionals for a government contract. These...will be working on a military base doing all network and system support for all of the Air… more
    Insight Global (11/16/25)
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  • Network Administrator , Senior…

    RTX Corporation (Tucson, AZ)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** Secret - Current ** Network Administrator , Senior Analyst (P2)** **Senior ... secure world. Join this high impact team as a Network Administrator (P2) to ensure the smooth...constraints. + Experience with classified computing, STIG compliance, and network refreshes + Current DoD Top Secret more
    RTX Corporation (12/05/25)
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  • Network Administrator

    NetSEA Technologies (Aberdeen Proving Ground, MD)
    Position Title: Network Administrator (Junior-Senior) Clearance: DoD SECRET or higher clearance Location: Aberdeen Proving Ground, MD Travel: up to 15% Role ... Overview: The Network Administrator role advances mission outcomes through practical, day‑to‑day execution and clear communication. Responsibilities blend… more
    NetSEA Technologies (10/11/25)
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  • Senior Network /Systems…

    GovCIO (Denver, CO)
    **Overview** GovCIO is currently hiring for a Senior Network /Systems Administrator with an active Secret clearance. This position will be fully remote. ... $112,500.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/7168/senior- network -systems- administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** _2025-7168_ **Category**… more
    GovCIO (12/03/25)
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