• Lead , Cyber Systems

    L3Harris (Camden, AR)
    …land, sea and cyber domains in the interest of national security. Job Title: Lead , Cyber Systems Administrator Job Code: 31690 Job Location: Camden, ... work 10 hour days, 4 days a week Job Description: L3Harris is seeking a Lead , Cyber Systems Administrator to suppor the Aerojet Rocketdyne Segment in… more
    L3Harris (12/05/25)
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  • Cyber Security Administrator III

    Virtual Service Operations (Arlington, VA)
    …active TS/SCI clearance to lead implementation and management of operating systems and cyber policies, resolving system outages and managing resource ... Cyber Security Administrator III * Arlington,...will be responsible for providing senior-level administration of security systems , setting standards for cyber operations, backup,… more
    Virtual Service Operations (12/11/25)
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  • Cyber Intrusion Detection System…

    General Dynamics Information Technology (Colorado Springs, CO)
    …in helping to protect our customers systems . Networks, and data. * Lead /Manage/Support our customers cyber tool stack and ability to implement defensive ... Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** Cyber and IT Risk Management **Skills:** Cyber Defense,Data Analysis,Information… more
    General Dynamics Information Technology (10/25/25)
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  • Lead Windows Systems

    General Dynamics Information Technology (Chantilly, VA)
    …10 + years of related experience **US Citizenship Required:** Yes **Job Description:** Lead Windows Systems Administrator (SME) We are seeking an ... accomplished Lead Windows Systems Administrator to oversee the design, operations,...worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we… more
    General Dynamics Information Technology (12/29/25)
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  • Senior IT Systems Administrator

    BAE Systems (Nashua, NH)
    Systems . BAE Systems is seeking a Senior Closed Area Systems Administrator to provide comprehensive technical and operational support for classified IT ... be available based on position level and/or job specifics. **Senior IT Systems Administrator ** **118569BR** EEO Career Site Equal Opportunity Employer.… more
    BAE Systems (11/25/25)
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  • Electric Utility Network Administrator

    Silicon Valley Power (Santa Clara, CA)
    …the organization's overall network environment, including SVP's utility communication and control systems . In this role, the Network Administrator is responsible ... in the classification of Electric Utility Programmer Analyst, Electric Utility Network Administrator , and Senior Energy Systems Analyst are eligible for standby… more
    Silicon Valley Power (10/21/25)
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  • IT Systems Administrator

    Three Saints Bay (Newport, RI)
    **IT Systems Administrator and Security Specialist (5049)** Location **Newport, RI** Job Code **5049** \# of Openings **1** Apply Now ... Federal Government Contractor industry leader, is seeking an **IT Systems Administrator and Security Specialist** to join...and procedures to enhance the security of individual platforms, systems , or networks to the AIMTC Technical lead more
    Three Saints Bay (10/28/25)
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  • Cyber Systems Security Engineer…

    Lockheed Martin (Fort Worth, TX)
    …strong background in real\-time and heterogeneous laboratory environments to become a Cyber Infrastructure Engineer \(CIE\) supporting the F\-35 Man in the Loop ... for providing F\-35 lab computer infrastructure support, asset management, cyber resiliency, technical design, system development, system test and capability… more
    Lockheed Martin (12/11/25)
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  • Linux Systems Administrator

    Huntington Ingalls Industries (Nellis AFB, NV)
    …Who We Are Mission Technologies, a Division of HII, is seeking a Linux Systems Administrator Lead to support a Modeling, Simulation, and Training ... customers. Our capabilities range from C5ISR, AI and Big Data, cyber operations and synthetic training environments to fleet sustainment, environmental remediation… more
    Huntington Ingalls Industries (01/02/26)
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  • Senior Systems Administrator

    Alaka'ina Foundation Family of Companies (Kauai County, HI)
    Senior Systems Administrator , Windows Location HI - Kaua'i Job Code 13575 # of openings 1 Apply Now ... of Companies (FOCs) is looking for a Senior Windows Systems Administrator Range Network. The position will...of Trellix, LogRhythm, and MDE + Experience with DoD systems and infrastructure + Knowledge in Cyber more
    Alaka'ina Foundation Family of Companies (12/15/25)
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  • Principal System Administrator

    BAE Systems (Nashua, NH)
    Systems is seeking a highly trained and motivated Principal Closed Area Systems Administrator to lead and manage classified IT infrastructure operations ... is pivotal in ensuring the integrity, security, and availability of systems operating within Sensitive Compartmented Information Facilities (SCIFs) or other closed… more
    BAE Systems (12/19/25)
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  • Senior Cybersecurity Incident Response…

    CGI Technologies and Solutions, Inc. (Radford, VA)
    Administrator (Information Assurance Engineer - Senior)** **Category:** Cyber Security **Main location:** United States, Virginia, Radford **Position ID:** ... we are working on for the Army's PL ALTESS contract. PL ALTESS, or Product Lead for Acquisition, Logistics, and Technology Enterprise Systems and Services, is a… more
    CGI Technologies and Solutions, Inc. (01/07/26)
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  • Cyber operations Readiness Assessment…

    TekSynap (Fort Belvoir, VA)
    … Associate, VMware VCP, Nutanix NCP. **Overview** We are seeking a Cyber operations Readiness Assesment Systems Engineer/Reviewer (Windows) to join our ... IT/Cybersecurity or equivalent experience. + Experience: 8-10 years in Windows systems engineering or cybersecurity. + Required Certifications: DoD 8140/8570 IAT III… more
    TekSynap (12/24/25)
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  • Senior Systems Administrator (Linux)

    Alaka'ina Foundation Family of Companies (Kauai County, HI)
    Senior Systems Administrator (Linux) Location HI - Kaua'i Job Code 13533 # of openings 1 Apply Now ... of Companies (FOCs) is looking for a Senior Linux Systems Administrator Range Network. The position will...of Trellix, LogRhythm, and MDE. + Experience with DoD systems and infrastructure. + Knowledge in Cyber more
    Alaka'ina Foundation Family of Companies (11/20/25)
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  • CIP Cyber Security Specialist

    NRG Energy, Inc. (NJ)
    …variety and challenge. Your growth is key to our ongoing success-take the lead in shaping your career development, goals and future! **Job Summary** **Job Summary** ... compliance or operational procedures as required. * Be the lead for all CIP related Physical and Electronic Access...justification of all open ports and enabled services on Cyber Assets. * Assessment of security patches and updates… more
    NRG Energy, Inc. (10/14/25)
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  • Nuclear Site Systems Administrator

    Entergy (Port Gibson, MS)
    …to remain knowledgeable of corporate IT initiatives and to assist or lead these initiatives as needed. **Job Duties/Responsibilities:** + Supports fleet initiatives ... IT Services/Software in accordance with fleet procedures. + Supports Cyber Security initiatives and participates in Cyber ...performance of risk assessments on new and existing computer systems and equipment. + Collects and uploads monthly IT… more
    Entergy (01/05/26)
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  • Information Technology Security…

    Clark County, NV (Las Vegas, NV)
    …experience managing and using Security Event and Information Management (SEIM) systems , monitoring for cyber -security anomalies, and creating correlations and ... INFORMATION TECHNOLOGY SECURITY ADMINISTRATOR Print (https://www.governmentjobs.com/careers/clarkcounty/jobs/newprint/5180719) Apply  INFORMATION TECHNOLOGY SECURITY… more
    Clark County, NV (01/06/26)
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  • Linux Systems Administrator

    BCMC (Arlington, VA)
    …analysts and business continuity of the customer mission. Responsibilities: - Serve as a lead Linux Systems Administrator overseeing Red Hat Enterprise Linux ... civilian Government agencies and critical asset owners who experience cyber -attacks, providing immediate investigation and resolution. Contract personnel perform… more
    BCMC (10/16/25)
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  • Senior Linux Administrator Team Lead

    General Dynamics Information Technology (Falls Church, VA)
    …Family:** IT Infrastructure and Operations **Skills:** Critical Systems ,Enterprise Systems ,Software Updates,System Administration,Technical Issues ... **US Citizenship Required:** Yes **Job Description:** **HOW A LINUX SYSTEM ADMINISTRATOR WILL MAKE AN IMPACT:** + Provide system administration support for… more
    General Dynamics Information Technology (10/25/25)
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  • Senior Systems Administrator (Linux)

    Amentum (Waimea, HI)
    …+ Knowledge/Administration of Trellix, LogRhythm, and MDE + Experience with DoD systems and infrastructure + Knowledge of Cyber Security Methods and ... Amentum is seeking a highly experienced Senior Linux System Administrator to oversee and manage enterprise-level Linux infrastructure in support of US Navy… more
    Amentum (12/24/25)
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