• System Administrator, High Performance Computing…

    RTX Corporation (Tucson, AZ)
    …a DT domain and basic to advance scripting experience. + An active DoD Top - Secret Clearance. + Advanced hands-on experience with Windows and Unix security ... only US citizens are eligible for a security clearance​ **Security Clearance:** Secret - Current **System Administrator, High Performance Computing (HPC) - P2**… more
    RTX Corporation (10/24/25)
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  • Systems Development Engineer II, US ADC DBS…

    Amazon (Jessup, MD)
    …working in an Agile environment using the Scrum methodology - 2+ years of administrative experience in networking, storage systems , operating systems and ... to work independently and can maintain professionalism under pressure. - Have strong Linux & Networking Fundamentals. You will have deep experience working with … more
    Amazon (10/10/25)
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  • Data Center Technician, ADC InfraOps DCO

    Amazon (Hilliard, OH)
    …the candidate selected be a US citizen and currently possess and maintain an active Top Secret security clearance with SCI eligibility. About the team Amazon Web ... and are skilled at troubleshooting one or more operating systems . You are able to troubleshoot and solve all...experience - Current, active US Government Security Clearance of Top Secret with SCI eligibility or above… more
    Amazon (11/07/25)
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  • Lab Manager - 2 years experience

    BCMC (Arlington, VA)
    …relevant experience in system administration - Experience with multiple operating systems , to include Linux /Unix & MacOS - Experience and knowledge of ... - US Citizenship - Must have an active DoD Secret clearance, TS /SCI clearance is preferred -...or HS Diploma and 4+ years lab management or systems administration experience. Desired Certifications: - CEH… more
    BCMC (08/26/25)
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  • Senior Systems Administrator

    Exeter Government Services, LLC (Miami, FL)
    SCITES - Senior System Administrator Location: Doral, FL Required Clearance: TS or Secret w/SSBI (Tier 5 Investigation) Certifications: DoDM 8570 IAT Level II ... procedures + Follow Authorized Service Interruptions procedures when appropriate Required Qualifications: + TS or Secret w/SSBI (Tier 5 Investigation) + DoD 8570… more
    Exeter Government Services, LLC (09/07/25)
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  • Fleet Support Rep-SA/DBA III-Computer System…

    V2X (San Diego, CA)
    Systems . + What You'll Do: + Provide helpdesk support for Navy systems administration and installations support. The duties for this position will primarily ... Experience: At least three (3) years' experience with the administration of DOD C4ISR systems and networks...requires the ability to obtain and hold a DOD TOP SECRET (T5) / SCI clearance. +… more
    V2X (09/16/25)
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  • Field Engineer

    ManTech (Reston, VA)
    …relevant systems engineering, systems administration , and network administration experience + Strong Linux administration experience with Red Hat ... PostgreSQL, Consul, Vault, Nomad or similar technologies + Experience with general systems administration enabling tools such as Jira, Git, and Gradle/Maven… more
    ManTech (09/13/25)
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  • Systems Engineer Senior (Level 3)

    Lockheed Martin (Sunnyvale, CA)
    …- **What does this role look like?** Lockheed Martin is seeking a dynamic, hardworking Systems Engineer to support our SPP programs\. As a Systems Engineer, you ... will: * Be responsible for supporting standard systems engineering processes or requirements, CONOPS, Verification and Validation and Mission Engineering \(ME\) *… more
    Lockheed Martin (11/20/25)
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  • Senior Systems Engineer

    CACI International (Annapolis Junction, MD)
    …engineering, system fit-up, and system deployment, as well as general Windows and Linux system administration and sustainment experience. Must have knowledge and ... Senior Systems Engineer Job Category: Engineering Time Type: Full...Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage of Travel… more
    CACI International (10/21/25)
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  • Systems & Network Administrator

    Leidos (Riverside, CA)
    …+ Prior experience with **C2 or Intel systems ** and system/database administration + Hands-on expertise with **Red Hat Linux ** , Oracle Database ... skills, customer service orientation, and project management ability + Clearance: **Active Secret required; TS /SCI preferred** + Certification: **DoD 8570.01 IAT… more
    Leidos (11/15/25)
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