• Senior System Administrator (2nd Shift…

    RTX Corporation (Springfield, VA)
    …for a security clearance. + Security+ DoD 8570 certification or higher. + System administration experience across Linux systems . + Experience in the ... create a safer, more secure world. Raytheon seeks a Systems Administrator to join a high-performing team at the...Intelligence Community (IC). + Red Hat Enterprise Linux Certifications: RHCT or RHSA. + Experience with LDAP,… more
    RTX Corporation (12/14/25)
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  • Sr Principal Cybersecurity Analyst/Network…

    Northrop Grumman (Chantilly, VA)
    …join our diverse team of engineers, system administrators, and operators as a Sr . Principal Cyber Systems Engineer professional in Chantilly, VA. The successful ... including but not limited to Standard Operating Procedures and VISIO diagrams. ** Senior Principal Cyber Systems Engineer Basic Qualifications:** + Must have… more
    Northrop Grumman (01/01/26)
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  • Technical Lead - Poly Clearance Required

    General Dynamics Information Technology (Chantilly, VA)
    …the normal day-to-day operations and maintenance of the HPC environment Works as a senior resource to the systems administration teams Provide assessments, ... needs to the users. This role also is a senior technical resource contributing to the daily operations of...Understanding of deploying and maintaining CPU and GPU based systems Experience with system administration ( Linux more
    General Dynamics Information Technology (12/29/25)
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  • Network Security Engineer

    BOOZ, ALLEN & HAMILTON, INC. (Reston, VA)
    …of VMWare servers and configuration and management of Windows, UNIX, and Linux systems , including installing, loading and patching operating system and ... application software. You will support Windows and Linux systems engineering efforts in design and...start date Nice If You Have: + Experience with Linux OS administration and management + Experience… more
    BOOZ, ALLEN & HAMILTON, INC. (12/21/25)
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  • Senior Systems Administrator

    Leidos (Chantilly, VA)
    …experience. Additional experience in lieu of degree + Must be an expert in using Linux -based operating systems + Must have strong Bash skills + Must have ... via an LDAP interface to hundreds of various Sponsor systems Required Qualifications + Active TS/SCI with Polygraph +...Web Services + Must be able to support System Administration /Privileged Access duties including an on-call rotation for a… more
    Leidos (10/10/25)
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  • Senior Cloud Engineer

    Tetrad Digital Integrity LLC (Arlington, VA)
    …containerization and orchestration (eg, Docker, Kubernetes) + Solid understanding of networking, Linux /Unix systems , and version control systems (eg, Git) ... and vulnerabilities in this digital age. We are seeking a highly capable Senior Cloud Engineer to spearhead cloud initiatives for our customer. In this hands-on… more
    Tetrad Digital Integrity LLC (12/31/25)
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  • Senior System Administrator (C)

    SimIS Inc. (Dahlgren, VA)
    …operating systems , LINUX operating systems , CISCO Systems , computer security program administration , and administration /distribution of ... and win as a team). SimIS Inc seeks a Senior System Administrator to provide combat system simulation support...a business, technical or engineering field. + Certification in LINUX operating systems + Cisco Certified Network… more
    SimIS Inc. (11/06/25)
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  • Site Reliability Developer 2

    Oracle (Richmond, VA)
    …and possess and maintains TS/SCI w/Poly security clearance.** + Hands-on experience with Linux systems administration . + Scripting ability with Python or ... improvements, and ensuring operational health and compliance. Working within a Linux -centric environment, you will leverage scripting and basic automation to manage… more
    Oracle (12/19/25)
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  • Sr . Principal Software Engineer

    Oracle (Richmond, VA)
    …10+ year's experience delivering and operating large scale, highly available distributed systems . + Deep code-level or system administration experience with ... **Job Description** ** Sr . Principal Member of Technical Staff, OCI Storage**...with a passion for solving difficult problems in distributed systems , virtualized infrastructure, and highly available services. Joining Oracle… more
    Oracle (11/25/25)
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  • Senior Principal Network Reliability…

    Oracle (Richmond, VA)
    …telemetry solutions . Experience with network configuration management . Experience with Linux systems administration . Strong experience with influencing ... a significant technical and business impact designing and building innovative new systems to power our customer's business critical applications. This role offers… more
    Oracle (12/11/25)
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