• Computer System Administrator

    Northrop Grumman (Palmdale, CA)
    …(adjudicated within the last 5 years); additionally, the selected candidate must be Top Secret eligible, and the required security clearance must be maintained ... in a secure environment + Must have experience with either Windows (desktop and server), Linux (Red Hat or HPC), VMWare, Storage Systems (SAN, NAS, DAS) or CISCO… more
    Northrop Grumman (08/13/25)
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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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  • Information Systems Security Engineer…

    RTX Corporation (San Jose, CA)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI - Current Applied Signal Technology (AST) is seeking an Information ... Systems Security Engineer who strives for excellence and has...provide critical expertise in documenting security controls to streamline administrative processes and reduce costs associated with deploying products… more
    RTX Corporation (10/01/25)
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  • Software Engineer- Agile Core Services (ACS)

    SAIC (San Diego, CA)
    **Description** **SAIC has an immediate need for a cleared ( Secret ) Systems Administrators** with Agile Core Services (ACS) knowledge and experience to support a ... or Infrastructure as a Code (IaaS/IaC) + Openshift and Linux Sys Admin Experience + Cloud/AWS experience...US Citizenship required + No dual Citizenship + Active SECRET clearance required, active TS SCI clearance… more
    SAIC (09/26/25)
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  • DevSecOps Engineer IV

    SOLUTE Careers (San Diego, CA)
    …Requirements + 3+ years of experience with a Linux operating system. + CANES Admin Fleet (Navy) experience. + Systems admin experience in a Navy setting. ... team in San Diego, CA. Equal Opportunity Employer/Veterans/Disabled: Sigma Defense Systems is an Equal Opportunity Employer. All qualified applicants will receive… more
    SOLUTE Careers (07/29/25)
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  • IT Network Engineer

    SAIC (San Diego, CA)
    …platform engineering/sustainment activities as they come online (eg, Windows/ Linux administration , virtualization, hybrid-cloud), working in concert ... Specialist + Cisco Certified CyberOps Professional **Citizenship and Clearance Requirement:** + Active Secret or Top Secret Clearance required + US… more
    SAIC (08/27/25)
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  • Senior High Performance Computing System…

    The Boeing Company (El Segundo, CA)
    …on candidate eligibility. **Security Clearance** This position requires an active US Top Secret /SCI Security Clearance (US Citizenship Required). (A US Security ... the architecture + Performs regular maintenance, upgrades, and patching of HPC systems ensuring optimal performance and security + Responsibilities include system … more
    The Boeing Company (09/28/25)
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  • Sr. Staff Engineer Embedded Software

    Northrop Grumman (San Diego, CA)
    …Hills AdaMulti + Familiarity with Static Analysis and Unit Testing + Current active Top Secret Clearance + Current active SAP clearance + Currently engaged in ... bases. Specifically, you will be responsible for the design, architecture, development, and administration of embedded and real time systems . You will work with… more
    Northrop Grumman (09/17/25)
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  • Information Systems Security Officer

    Leidos (Port Hueneme, CA)
    …accreditation of systems and applications. **Basic Qualifications:** + Active DoD ** TS /SCI clearance.** + **DoD 8570 IAT level II or higher certification** such ... infrastructure operations and command functions to include facilities, finance and staff administration support. + Assist in the program management of cyber related… more
    Leidos (09/05/25)
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  • Platform Engineer- Cloud and Containerization

    SAIC (San Diego, CA)
    …in lieu of degree. + Four (4) years of professional experience in systems engineering. **Required Clearance:** + Active TS /SCI Clearance Required. **Required ... **Description** SAIC is seeking cleared ( TS /SCI) **Platform Engineer** to support a recently awarded...Terraform, Ansible) for configuration management. + Some proficiency with Linux system administration . + Strong problem-solving and… more
    SAIC (09/24/25)
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