• Infinity Systems Engineering (Alexandria, VA)
    …- now, come be more with us! Job Summary: We are seeking a skilled Systems Administrator/Network Engineer to join our mission-driven team. This position offers a ... secure, and troubleshoot Juniper and Cisco switches. + Perform systems administration on Windows and Linux platforms...configuration (Cisco experience is a plus) + Proficient in Linux and Windows system administration + Active more
    DirectEmployers Association (09/30/25)
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  • Applied Research Associates, Inc. (Herndon, VA)
    …security best practices, including vulnerability scanning and network policies **Senior DevOps Engineer Preferred Qualifications:** + An active TS/SCI with CI ... **Description** ARA is looking for a Senior DevOps Engineer with strong expertise in OpenShift and you need to have a solid understanding of DevOps principles,… more
    DirectEmployers Association (09/11/25)
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  • ABBTECH Professional Resources, Inc. (Columbia, MD)
    …and written) skills. - Related certifications (CCNA/CCNP/CCIE, JNCIA/JNCIS/JNCIP/JNCIE). - Knowledge of Active Directory and Linux . - Hands on experience using ... FIPS 140 Security Engineer Columbia, MD No Clearance In joining the...products you will touch will be deployed into larger systems and/or deployments to facilitate secure communications for our… more
    DirectEmployers Association (10/11/25)
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  • Linux Systems Engineer

    ENS Solutions (Springfield, VA)
    + Experience developing systems , products, and/or processes based on a total systems perspective. + Consults, plans, analyzes, designs, develops, tests, assures ... quality, configures, installs, implements, integrates, maintains, and manages systems . + Maintains a diverse set of skills across...6+ years of relevant experience. + Must have an Active TS/SCI ; willingness to obtain and maintain a… more
    ENS Solutions (08/15/25)
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  • LINUX Sr Principal Systems

    General Dynamics Information Technology (Washington, DC)
    …experience **US Citizenship Required:** Yes **Job Description:** Job Description **Senior Principal Systems Engineer - Linux ** Design, deploy, integrate and ... GDIT, people are our differentiator. As a **Senior Principal Systems Engineer - Linux ** ,...where authentication, authorization, and accounting actives are controlled by Active Directory with PKI certificates and Single Sign On.… more
    General Dynamics Information Technology (09/23/25)
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  • Linux Systems Engineer

    William C Brown Inc (Springfield, VA)
    Linux Systems Engineer EOE Statement We are an equal employment opportunity employer. All qualified applicants will receive consideration for employment ... law. Description Our work depends on a TS/SCI cleared Linux Systems Engineer joining our...or work/military experience QUALIFICATIONS: 5+ years of related experience CLEARANCE: Active TS / SCI Clearance and eligibility to obtain… more
    William C Brown Inc (09/25/25)
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  • Linux Systems Engineer

    SAIC (Arlington, VA)
    **Description** Seeking a Senior Systems /Network Engineer , working with a diverse team of contractors, government personnel and subject matter experts, focused ... Responsibilities include: + Supporting a variety of networks and systems in a mission-critical enterprise environment. + Excel independently...day one. + KEY - Advance knowledge of RedHat Linux and RedHat OpenShift. + KEY - Expertise in… more
    SAIC (09/20/25)
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  • Embedded Linux Software Engineer

    CACI International (Chantilly, VA)
    …invite you to apply. Responsibilities: + Develop, configure, and debug complex embedded Linux systems for high-stakes applications. + Utilize build systems ... Embedded Linux Software Engineer Job Category: Engineering...team. This role is pivotal for advancing our mission-critical, Linux -based embedded systems . The ideal candidate will… more
    CACI International (09/13/25)
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  • Senior Linux Engineer

    CACI International (Chantilly, VA)
    Senior Linux Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage ... is seeking a highly skilled and experienced Tier 3 Linux Engineer to join our team in...Docker, including containerization and orchestration. * Strong understanding of Linux operating systems , including Red Hat Enterprise… more
    CACI International (08/03/25)
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  • Linux Engineer (TS/SCI…

    General Dynamics Information Technology (Mclean, VA)
    …and escorting vendors into the Data Center to replace failed hardware components on Linux systems + Project based development and implementation of new Linux ... conducting applicable accreditation support (scans, automation, auditing, etc.) of Linux systems + Providing general Linux...DHCP and DNS. + Prior experience with Centrify and Active Directory integration and management of Linux more
    General Dynamics Information Technology (10/03/25)
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  • Linux Engineer - TS/SCI…

    General Dynamics Information Technology (Chantilly, VA)
    …Successful candidates are expected to have related experience and knowledge/understanding of: + Linux Operating systems as a server or desktop such as Red ... Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Linux Environments,Red Hat Ansible,System Administration **Experience:** 1 + years of… more
    General Dynamics Information Technology (09/16/25)
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  • Linux /VMware Engineer

    Motion Recruitment Partners (Arlington, VA)
    Linux /VMware Engineer We are seeking a VMware and Red Hat Enterprise Linux (RHEL) Systems Engineer to support a federal program. The engineer ... Linux /VMware Engineer Arlington, Virginia **100% Remote**...patch, and maintain RHEL servers across classified and unclassified systems . + Perform system hardening and compliance validation using… more
    Motion Recruitment Partners (09/18/25)
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  • Senior Linux Engineer

    CACI International (Chantilly, VA)
    Senior Linux Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular Percentage of ... * **The Opportunity:** CACI is looking for a Senior Linux Engineer to support a newly established...our programs. **Responsibilities:** + Support Red Hat and Ubuntu Linux systems and related technologies. + Develop… more
    CACI International (10/09/25)
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  • Linux Engineer

    Arena Technical Resources, LLC (Springfield, VA)
    Linux Engineer Location: Springfield, VA, US Job ID: ATR 17707 Job Description Job Title: Linux Engineer Location: Springfield, VA Eligibility: Candidate ... must possess an activeTS/SCI clearance Job Description: The Systems Engineering team is seeking a driven Senior ...candidate is ready to operate as aTIER 3 level Linux Administrator, experienced in managing large amounts of data… more
    Arena Technical Resources, LLC (10/14/25)
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  • Senior Platform Engineer / Linux

    RTX Corporation (Dulles, VA)
    …more secure world. Raytheon Technologies (RTX) is seeking a **Senior Platform Engineer ** with well-rounded Linux Infrastructure Engineering expertise to join a ... Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is...**What You Will Do** + You will maintain existing systems through Linux -based tools and manage the… more
    RTX Corporation (10/09/25)
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  • Linux System Administrator

    ManTech (Laurel, MD)
    …**Preferred Qualifications:** + Experience/familiarization with full lifecycle management of Linux systems , to include provisioning, configuration management and ... but are not limited to:** + Configure and manage Linux operating systems . Installs/loads operating system software,...university with 12+ years of experience as a System Engineer supporting programs and contracts of similar scope, type,… more
    ManTech (07/23/25)
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  • Linux System Administrator

    ManTech (Fort Meade, MD)
    …hardware and software in support of developing and testing of information technology systems + Experience with Linux administration + Experience using Ansible or ... to handle stress and work under pressure + Competence in computer operating systems **Clearance Requirement:** + Must have a current/ active TS/SCI with Poly… more
    ManTech (10/16/25)
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  • Linux System Administrator

    ManTech (Fort Meade, MD)
    …years' experience might be substituted for a degree. + Heavy Windows and Linux administration experience + Highly proficient with Active Directory + Experience ... MD area. **Responsibilities include, but are not limited to:** + Design, engineer , and implement automated hardening scripts for internal servers adding scalability… more
    ManTech (08/23/25)
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  • Linux System Administrator

    ManTech (Fort Meade, MD)
    …hardware and software in support of developing and testing of information technology systems . + Heavy Linux administration experience. + Experience using ... area. **Responsibilities include, but are not limited to:** + Design, engineer , and implement automated hardening scripts for internal servers adding scalability… more
    ManTech (08/20/25)
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  • Edge Information Systems Security…

    V2X (Springfield, VA)
    …with integrity, respect, responsibility, and professionalism. We are hiring an Edge Information Systems Security Engineer (ISSE) - active TS/SCI clearance to ... VA. The position is required to be onsite. The position requires an active Top Secret/SCI clearance and the ability to obtain and maintain a Counterintelligence… more
    V2X (09/09/25)
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