• Lead IT Systems Engineer - Top

    SpaceX (Hawthorne, CA)
    Lead IT Systems Engineer - Top Secret Clearance Hawthorne, CA Apply SpaceX was founded under the belief that a future where humanity is out exploring the ... goal of enabling human life on Mars. LEAD IT SYSTEMS ENGINEER - TOP SECRET ...recognizing and overcoming technical challenges. ADDITIONAL REQUIREMENTS: + Active Top Secret or TS /SCI with… more
    SpaceX (10/28/25)
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  • Systems Engineer (Engineer Systems

    HII (Suffolk, VA)
    …skills. * Experience supporting classified enclaves, exercises, or mission-critical DoD systems * Demonstrated experience managing Windows and Linux -based ... learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals. Recognized as one of America's top more
    HII (10/27/25)
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  • System Administrator ( TS -SCI w/Poly)

    Parsons Corporation (Columbia, MD)
    …gathering business and product functional and performance requirements + Responsible for the administration of Linux systems , and Windows servers inclusive ... of experience as a System Administrator + Experience with administration of VMware, Linux systems ,...(Security+ certified preferred, etc.) **Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is… more
    Parsons Corporation (09/04/25)
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  • IT Engineer - Microsoft Enterprise Systems

    General Dynamics Information Technology (Fort Belvoir, VA)
    …a highly skilled **IT Engineer** with strong experience in both **Microsoft Enterprise Systems and Linux administration ** to provide **Tier II support** ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other...operating systems (Windows 10, Server 2012/2016) + Linux administration (RHEL/CentOS/Ubuntu) + Active Directory, DNS,… more
    General Dynamics Information Technology (10/14/25)
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  • Modernization Cyber Systems Administrator…

    Lockheed Martin (Hanover, MD)
    **Description:** **The Work:** We are seeking professionals interested in Systems Administration \. * Here, you are going to provide life\-cycle services to ... offers\. \#RMSC6ISR \#OneLMHotJobs \#RMSRB2025 **Basic Qualifications:** * Current DoD Top Secret SCI with Polygraph SA2: *...Diploma or GED plus fourteen \(14\) years of general systems administration experience OR * A Bachelor's… more
    Lockheed Martin (10/10/25)
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  • Information Systems Security Officer

    FGS, LLC (Suitland, MD)
    Systems , or related field preferred + Minimum 10 years of systems administration and cybersecurity experience (Windows and Linux ) + Current DoD IAT Level ... Security Officer Suitland, MD **Required:** US Citizenship **Clearance Requirement:** Top Secret with SCI eligibility **Certification Requirement:** DoD IAT… more
    FGS, LLC (08/23/25)
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  • Systems Administrator (Level 2 or 3)

    Northrop Grumman (Aurora, CO)
    …used RAID-levels + Solid understanding of remediating security vulnerabilities; Experience hardening Linux systems in accordance with RMF and STIGs + Identity ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...at the time of application.** + Must have server administration experience with Linux RHEL 7x -… more
    Northrop Grumman (11/06/25)
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  • Information Systems Security Engineer…

    Lockheed Martin (Orlando, FL)
    …demanding setting\. * Demonstrated skill building effective customer and partner relationships\. * Top Secret clearance, with ability and willingness to obtain ... implement, and monitor advanced security solutions that protect classified systems , infrastructure, and high performance computing clusters \(HPCC\)\. Your work… more
    Lockheed Martin (10/25/25)
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  • IT Systems Administrator / Top

    Lockheed Martin (Las Vegas, NV)
    …and infrastructure deployments for their assigned program\. They will perform Systems Administration across multiple platforms including RHEL, Windows Server, ... and Windows 10\. Active Top Secret Security Clearance and US Citizenship...CompTIA Security \+ certification * Experience with Windows Operating Systems \(i\.e\., Windows Server 2016, 2019, Win10, etc\.\) *… more
    Lockheed Martin (10/18/25)
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  • Systems Engineer, Senior

    BOOZ, ALLEN & HAMILTON, INC. (Fort Meade, MD)
    …direction, and mentor and supervise team members. You'll support Windows and Linux systems engineering efforts in system design and evaluation, solution ... Systems Engineer, Senior The Opportunity: Are you looking...engineering, sof tware development, or system administration . You'll use your passion to learn new skills… more
    BOOZ, ALLEN & HAMILTON, INC. (11/06/25)
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