• 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

    ManTech (Quantico, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Linux Engineer ** to support our current NCIS contract out of **Quantico, VA.** **Responsibilities ... include but are not limited to:** + The Linux Engineer will maintain, update, and secure...PostgreSQL. **Security Clearance Required** : + Must have a current/ active Top Secret with the ability to… more
    ManTech (10/31/25)
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  • Linux 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 (12/06/25)
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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 (12/03/25)
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  • ACAS Engineer - Active Top

    ENS Solutions (College Park, MD)
    …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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  • Senior Computer Network Defense (CND)…

    V2X (Springfield, VA)
    …applicable remediation guidance. + Security Clearance Requirements: + The position requires an active Top Secret/SCI clearance with the ability to obtain and ... are hiring for a Senior Computer Network Defense (CND) Engineer with an active TS/SCI clearance -...years experience in maintaining and operating Red Hat Enterprise Linux (RHEL) servers. + Shall meet the Cyber IT/Cybersecurity… more
    V2X (12/12/25)
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  • Principal Systems Engineer - active

    V2X (Suitland, MD)
    …Suitland, MD location. The position is required to be onsite. The position requires an active Top Secret/SCI clearance and the ability to obtain and maintain a ... responsibility, and professionalism. We are hiring a Principal Systems Engineer - active TS/SCI clearance to support...with *nix-based OSs such as KVM, Red Hat Enterprise Linux (RHEL), and VMware vSphere ESXi to support implementation,… more
    V2X (11/15/25)
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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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  • CNO Automated Test Engineer ( Active

    General Dynamics Information Technology (Hanover, MD)
    …**Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** ... days of PTO for TS/SCI with Poly** CNO Test Engineer Expert Seize your opportunity to make a personal...or more of the following operating system environments: Unix, Linux , VxWorks + Experience working within teams of engineers… more
    General Dynamics Information Technology (10/09/25)
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  • Test Engineer -Communications Systems 3/4…

    Northrop Grumman (Dulles, VA)
    …of 5 years (level 3) or 8 years (level 4) of relevant experience + US citizen + Active or current Top Secret clearance with the ability to obtain SCI at the time ... Grumman Space Systems Division is seeking a well-qualified Communications Systems Test Engineer to join our dynamic team of technical professionals in Dulles, VA.… more
    Northrop Grumman (12/05/25)
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  • Splunk Engineer - Active TS/SCI…

    ENS Solutions (College Park, MD)
    …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 (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 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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  • Security Software Engineer - Red Team…

    Imagine One Technology & Management (Dahlgren, VA)
    …The Security Software Engineer will be expected to: + Debug and reverse engineer software. + Analyze Windows Events and Linux syslog's, boot logs and dmesg ... & Management, Ltd. is seeking one (1) Security Software Engineer . This position is contingent upon award of the...(COAC) graduates. + Bachelor's degree desired Security Requirements: + Active DoD Top Secret clearance required Imagine… more
    Imagine One Technology & Management (09/24/25)
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  • DevOps Cloud Engineer

    System One (Alexandria, VA)
    Job Title: DevOps Cloud Engineer Location: Alexandria, VA DevOps Cloud Engineer Top Secret clearance $180k Alexandria, VA or Gaithersburg, MD We are looking ... Team Collaboration tools (Jira, Confluence) + Must possess an active Top Secret Security Clearance with ability...and deploying docker containers + AWS certification (eg DevOps Engineer , Solutions Architect) + Linux certifications +… more
    System One (09/27/25)
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  • ADC Engineer , Controls Fleet

    Amazon (Herndon, VA)
    …languages like Python, Java, Perl, PHP, Ruby, Bash, Shell, or equivalent - Current, active US Government Security Clearance of Top Secret with SCI eligibility or ... 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 (12/05/25)
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  • Principal or Senior Principal Network…

    Northrop Grumman (Washington, DC)
    …hire physical if determined necessary by Company, based on OCONUS location. + ** Active ** **DoD** ** Top Secret** clearance (with a background investigation within ... **Principal or Senior Principal Network and Communications Field Service Engineer ** to our team at **RAAF Base Edinburgh** near...determined necessary by Company, based on OCONUS location. + ** Active ** **DoD** ** Top Secret** clearance (with a… more
    Northrop Grumman (12/04/25)
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  • Principal / Senior Principal Modeling & Simulation…

    Northrop Grumman (Linthicum Heights, MD)
    …degrees in Science, Technology, Engineering or Mathematics or related technical fields. + Active Top Secret Clearance or higher. + Experience with JMP, R, ... for a Principal / Senior Modeling & Simulation Systems Engineer to join our team in Baltimore, MD. This...contingent upon contract award, the successful transfer of an active DoD Secret Clearance and ability to obtain/maintain special… more
    Northrop Grumman (10/09/25)
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  • Principal / Senior Principal Modeling Simulation…

    Northrop Grumman (Baltimore, MD)
    …experience with analytical modeling approaches using MATLAB environment. **Preferred Qualifications:** + Active Top Secret DoD Clearance or higher. + Advanced ... Principal / Senior Principal Modeling, Simulation & Analysis Systems Engineer based out of Baltimore, MD and will require...is contingent upon contract award, successful transfer of an active DoD Secret Clearance and the ability to obtain… more
    Northrop Grumman (10/14/25)
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  • Infrastructure Engineer T5

    CACI International (Sterling, VA)
    Infrastructure Engineer T5 Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of ... End: 1/31/2026 **The Opportunity:** We're seeking a successful, experienced Infrastructure Engineer with experience performing as an ISSE/ISSM to join our team… more
    CACI International (12/11/25)
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