• Senior Systems Engineer

    Syms Strategic Group, LLC (SSG) (Arlington, VA)
    …large-scale production systems + Strong proficiency in Linux/Unix and Windows operating systems + Experience with system administration tasks including user ... Syms Strategic Group (SSG) is seeking a talented Systems Engineer ( Senior ) Location: Remote Department: Veterans Affairs (VA) Type: Full Time Min. Experience:… more
    Syms Strategic Group, LLC (SSG) (01/07/26)
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  • Cyber Systems Engineer - level 2

    Northrop Grumman (Dulles, VA)
    …vehicle hardening, for embedded processors and flight software. Experience with real-time operating systems , secure coding best practices, or other mission ... variety of stakeholders ranging from technical staffers up to senior program managers _This position will work a 9/80...and patch management activities on Windows and Red Hat operating systems and various COTS/GOTS applications including… more
    Northrop Grumman (12/02/25)
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  • Senior IT Systems Administrator

    ManTech (Chantilly, VA)
    …to obtain one within 180 days. + Experience with Windows and Linux operating systems . + Experience providing help-desk end-user support for common desktop ... **MANTECH** seeks a motivated, career and customer-oriented ** Senior IT Systems Administrator** to join...and ability to perform software installations and upgrades to operating systems and layered software packages. +… more
    ManTech (12/03/25)
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  • Cybersecurity Systems Analyst…

    Amentum (Arlington, VA)
    …preferred * Technical background in networking, identity management, Microsoft and Linux operating systems , database, and mobility * Working knowledge of the ... and creating A&A packages. Performs assessment, compliance, and validation of IT systems to support the Cybersecurity program at USSOCOM, its Component Commands,… more
    Amentum (12/28/25)
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  • Senior Systems Engineer Tier III

    UIC Government Services and the Bowhead Family of Companies (Quantico, VA)
    **Overview** SENIOR SYSTEMS ENGINEER | TIER III (MIELS): Bowhead is seeking Senior Systems Engineers to support a customer in Stafford, VA. Support for ... comply with DoD/IC policies and regulations. + Install, configure, and maintain operating systems , software, and hardware for critical infrastructure. + Develop… more
    UIC Government Services and the Bowhead Family of Companies (01/09/26)
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  • Senior Mainframe Systems Programmer…

    Ensono (Richmond, VA)
    …on-going projects that require the installation, testing, and implementation of new operating systems and other 'system' software. Includes: Maintenance and ... Senior Mainframe Systems Programmer - zOSRemote - United StatesJR012646 Position Summary The Senior Mainframe Systems Programmer provides support for… more
    Ensono (12/30/25)
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  • Sr . Principal Software Engineer

    Oracle (Richmond, VA)
    …and Kubernetes is a plus. + Strong knowledge of data structures, algorithms, operating systems , and distributed systems fundamentals. + Strong ... **Job Description** ** Sr . Principal Member of Technical Staff, OCI Storage**...to learn. **Qualifications** + 10+ year's experience delivering and operating large scale, highly available distributed systems .… more
    Oracle (11/25/25)
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  • Senior Systems Engineer (Deployment)

    Red River (King George, VA)
    Red River Technology is actively seeking a dedicated and highly skilled Senior Systems Engineer to join our team in supporting a mission-critical program for the ... operational readiness across the entire US Naval Fleet. The Senior Systems Engineer will work with the...the program team to install, configure, test, and maintain operating systems applications across various DoD client… more
    Red River (01/09/26)
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  • Senior Systems Administrator…

    TekSynap (Dahlgren, VA)
    …TheTekSynap is seeking a **S** **enior S** **ystem** **Administrator (Unix/Linux).** The Senior Systems Administrator (Unix/Linux) serves as Key Personnel under ... support for Unix/Linux environments within the Navy enterprise. The Senior Systems Administratoris responsible forconfiguration, optimization, and sustainment… more
    TekSynap (10/31/25)
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  • Senior Windows Systems Administrator

    Leidos (Arlington, VA)
    …changes to the production environment. + Perform software installations and upgrades to operating systems and layered software packages. + Provide guidance to ... Leidos Digital Modernization Sector is seeking a **_Senior Windows Systems Administrator_** in support of the Air Force National...in lieu of a degree. + 6+ years of Senior level experience in Windows server (Server OS 2019,… more
    Leidos (01/07/26)
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