• Zscaler (Mclean, VA)
    …with a cloud-first strategy. We're looking for an experienced Staff Site Reliability Engineer (Federal) to join our Government Cloud team. Reporting to the Manager, ... within classified environments **What We're Looking for (Minimum Qualifications)** + ** Active Secret Security Clearance required and must be maintained throughout… more
    DirectEmployers Association (11/12/25)
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  • LINUX Engineer - Active

    General Dynamics Information Technology (Washington, DC)
    …Advance how our customers operate while you advance your career. Join GDIT as a Linux Engineer and you will build an impactful career in enterprise IT, ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret/SCI **Public Trust/Other Required:** None **Job Family:** IT...like you. **MEANINGFUL WORK AND PERSONAL IMPACT** As a Linux Engineer , the work you'll do at… more
    General Dynamics Information Technology (11/05/25)
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  • Linux Engineer - TS/SCI…

    General Dynamics Information Technology (Chantilly, VA)
    …**Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** IT ... Infrastructure and Operations **Skills:** Linux Environments,Red Hat Ansible,System Administration **Experience:** 2 + years of related experience **US Citizenship… more
    General Dynamics Information Technology (09/16/25)
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  • Linux Engineer

    Arena Technical Resources, LLC (Chantilly, VA)
    … Location: Chantilly, VA, US Job ID: ATR 17717 Job Description Job Title: Linux Engineer Location: Chantilly, VA Eligibility: Top Secret/SCI clearance with ... Polygraph required The Systems Engineering team is seeking a driven Senior Linux /UNIX Systems Administrator that is highly technical and mission focused. This ideal… more
    Arena Technical Resources, LLC (10/25/25)
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  • Linux Engineer - TS/SCI

    General Dynamics Information Technology (Sterling, VA)
    …people-focused and customer-centric environment in delivering Infrastructure Engineering Services. As a Linux Engineer supporting the Government, you will be a ... **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** IT… more
    General Dynamics Information Technology (10/29/25)
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  • Linux Administrator

    CACI International (Chantilly, VA)
    …activities in alignment with RMF (Risk Management Framework). Required Qualifications * Active Top Secret clearance (SCI eligibility strongly preferred). * 5+ ... Linux Administrator Job Category: Information Technology Time Type:...Hat Certified System Administrator (RHCSA) or Red Hat Certified Engineer (RHCE) certification. * ITIL, Security+, or other relevant… more
    CACI International (11/13/25)
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  • Network Engineer -US Citizens Only-…

    The Metamorphosis Group (Reston, VA)
    Network Engineer -US Citizens ONLY- ACTIVE Top Secret/SCI Full Scope Poly REQUIRED Reston, Virginia Apply Now WORK REQUIREMENTS: Network Engineering Support - ... shepherd and perform engineering efforts in the areas of Windows and Linux servers, workstations, storage, and virtualization. * The Contractor Team shall support… more
    The Metamorphosis Group (09/03/25)
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  • ACAS Engineer - Active Top

    ENS Solutions (Reston, VA)
    …to enable secure and reliable operations of enterprise computer systems. Engineer , design, develop, and implement enterprise network cyber defense capabilities to ... flow analysis, packet capture analysis, network proxies, firewalls, anti-virus capabilities, Linux or UNIX command line, and access control lists. Requirements +… more
    ENS Solutions (09/27/25)
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  • Network Engineer - Must Have Active

    The Metamorphosis Group (Reston, VA)
    Network Engineer - MUST HAVE ACTIVE Top Secret/SCI Full Scope Poly Clearance Reston, Virginia . Information Technology Apply Now WORK REQUIREMENTS: Yes ... Network Engineer duties and responsibilities. Network Engineer supports...system administration. 2. System administration and IT certifications in Linux , Microsoft, or other network related fields 3. Demonstrated… more
    The Metamorphosis Group (10/18/25)
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  • Systems Engineer ( Active TS/SCI…

    General Dynamics Information Technology (Annapolis Junction, MD)
    …**Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** IT ... Infrastructure and Operations **Skills:** Linux ,Software Development,Systems Engineering **Experience:** 3 + years of related...offer is one-of-a-kind. Our work depends on a **Systems Engineer ** joining our team to support a GDIT program… more
    General Dynamics Information Technology (10/14/25)
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  • Splunk Engineer - Active TS/SCI…

    ENS Solutions (Reston, VA)
    …system performance and availability, upgrades, and troubleshooting in Windows and Linux Server environments + Experience creating custom dashboards, writing queries ... up alerts and notifications + Familiarity with DoD Risk Management Framework + Top Secret/SCI clearance with the ability to obtain a Counter-Intelligence polygraph +… more
    ENS Solutions (09/27/25)
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  • Next Generation Desktop Environment (NGDE)…

    General Dynamics Information Technology (Sterling, VA)
    …**Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** IT ... Infrastructure and Operations **Skills:** Linux Environments,Systems Engineering,Systems Software **Experience:** 8 + years of...tomorrow is smarter. Our work depends on a NGDE Engineer joining our team to support Government activities in… more
    General Dynamics Information Technology (10/08/25)
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  • Systems Engineer

    SAIC (Arlington, VA)
    …of deep web and dark web. Clearance/Citizenship Requirements: + US Citizenship with an active Top Secret Clearance with ability to obtain SCI ( Active ... **Description** Seeking a Senior Systems/Network Engineer , working with a diverse team of contractors,...day one. + KEY - Advance knowledge of RedHat Linux and RedHat OpenShift. + KEY - Expertise in… more
    SAIC (09/20/25)
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  • Principal OR Senior Principal Field Service…

    Northrop Grumman (Washington, DC)
    …new hire physical if determined necessary by Company, based on OCONUS location. + ** Active DoD Top Secret clearance** (with a background investigation within the ... to add a **Principal OR Senior Principal Field Service Engineer - Network and Communications** to join our team...determined necessary by Company, based on OCONUS location. + ** Active DoD Top Secret clearance** (with a… more
    Northrop Grumman (09/17/25)
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  • Systems Engineer TS/SCI Poly

    Parsons Corporation (Centreville, VA)
    …OSI model, analyzing networking protocols using Wireshark **Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is required ... possible. **Job Description:** Parsons is seeking a highly skilled and motivated **Systems Engineer ** to join our dynamic team. In this role, you will be… more
    Parsons Corporation (10/03/25)
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  • Systems Engineer Senior

    Amentum (Washington, DC)
    …to show the level of experience needed to perform at this level. **Requirements:** * Active Top Secret clearance with SCI eligibility * Minimum of 7 years of ... We are searching for a Top Secret cleared Systems Engineer (Senior)...experience with 5 years of relevant experience with strong Linux skills * Strong scripting skills * Education: Bachelor's… more
    Amentum (10/31/25)
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  • Engineer /Principal Engineer Systems…

    Northrop Grumman (Dulles, VA)
    …of 2 years (level 2) or 5 years (level 3) of relevant experience + US citizen + Active or current Top Secret clearance with the ability to obtain SCI at time of ... Grumman has an immediate opening for a Systems Test Engineer on an exciting program based in Dulles, Virginia....for new features, enhancements, and fixes for an integrated LINUX -based hardware/software platform. + Create detailed test plans and… more
    Northrop Grumman (10/16/25)
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  • ADC Engineer , Controls Fleet

    Amazon (Jessup, MD)
    …2+ years for Windows systems engineering with emphasis on scripting/coding - Current, active US Government Security Clearance of Top Secret with SCI eligibility ... Description Are you experienced in managing Windows and Linux environments with a passion for building and...computing environments. We are seeking a passionate and motivated engineer to participate on a team of Windows and… more
    Amazon (10/25/25)
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  • Sr. Principal Cyber Software Engineer

    Northrop Grumman (Chantilly, VA)
    …life cycle. + Experience writing software design documentation. **Preferred Qualifications:** + Active Top Secret / SCI security clearance with poly. + ... Grumman Mission Systems** is seeking an experienced **Senior Principal Cyber Software Engineer ** to join our team supporting a program in the Signals Intelligence… more
    Northrop Grumman (10/21/25)
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  • Systems Test Engineer / Principal Systems…

    Northrop Grumman (Chantilly, VA)
    …standards, theories, concepts, and techniques **Preferred Qualifications for both levels:** + Active Top Secret/SCI security clearance + Experience in cable ... is seeking a candidate to fill a **Systems Test Engineer / Principal Systems Test Engineer ** position....hardware integration + Knowledge and familiarity with Windows and Linux Operating Systems, specifically the ability to execute in… more
    Northrop Grumman (10/23/25)
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