• Network Management Systems (NMS) Linux

    CACI International (Sterling, VA)
    Network Management Systems (NMS) Linux Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph ... * **The Opportunity** : We are seeking an experienced Linux Engineer to join our team with...experience + 10+ years of related work experience + TS / SCI with Poly required + Experience with… more
    CACI International (07/26/25)
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  • Principal Linux Engineer

    Leidos (Columbia, MD)
    …Engineering, Computer Science, Information Systems, or related field **Clearance:** + Top Secret / SCI with Polygraph **Technical Skills:** + Proficiency ... **Leidos** has a new and exciting opportunity for a **Principal Linux Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business… more
    Leidos (10/09/25)
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  • Linux System Engineer

    CACI International (Laurel, MD)
    Linux System Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee ... of Travel: None * * * **The Opportunity:** We are seeking a skilled Linux System Engineer to join our dynamic team in Laurel, Maryland. The ideal candidate will… more
    CACI International (09/05/25)
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  • Field Engineer / Linux Systems…

    Huntington Ingalls Industries (Columbia, MD)
    …the interview process. Job Description Enlighten is looking for a Field Engineer / Linux Systems Administrator to support operational systems at multiple military ... Enlighten, honored as a Top Workplace from USA Today, is a leader...desired, but not required. Can consider up to a TS / SCI with a Polygraph. We have many… more
    Huntington Ingalls Industries (08/08/25)
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  • Systems Engineer SME- Linux - Active…

    General Dynamics Information Technology (Washington, DC)
    …RQ192405 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret / SCI **Public Trust/Other Required:** None **Job Family:** IT ... **US Citizenship Required:** Yes **Job Description:** **Senior Principal Systems Engineer - Linux ** Design, deploy, integrate and...6 months of assignment. + **Security Clearance Level:** Active Top Secret with SCI eligibility… more
    General Dynamics Information Technology (10/06/25)
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  • Senior Platform Engineer / Linux

    RTX Corporation (Dulles, VA)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI with Polygraph At Raytheon, the foundation of everything we do ... world. Raytheon Technologies (RTX) is seeking a **Senior Platform Engineer ** with well-rounded Linux Infrastructure Engineering expertise...(eg creating and managing users and groups) + Current TS / SCI / CI Poly issued security clearance… more
    RTX Corporation (10/09/25)
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  • Linux Engineer ( TS

    General Dynamics Information Technology (Mclean, VA)
    …ID:** RQ208194 **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:** Automation,Leadership, Linux System Administration,Scripting,Security Clearances **Experience:** 8 + years of… more
    General Dynamics Information Technology (10/03/25)
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  • Linux Systems Engineer

    SAIC (Arlington, VA)
    …dark web. Clearance/Citizenship Requirements: + US Citizenship with an active Top Secret Clearance with ability to obtain SCI (Active and/or PR within last ... **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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  • Infrastructure Engineer /Administrator

    CACI International (Mclean, VA)
    Infrastructure Engineer /Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with ... * **The Opportunity:** CACI is seeking a highly motivated Linux System Engineer and Administrator with hands...configuration management and change control. **Qualifications:** _Required:_ + Active TS / SCI w/ Poly clearance is required. +… more
    CACI International (09/26/25)
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  • Cloud Engineer

    Nightwing (Arlington, VA)
    …from the customer. **Required Skills:** - US Citizenship - Must have an active DoD Secret clearance, TS / SCI clearance is preferred. - Must be able to ... and assist with the restoration of services. Nightwing is seeking an experienced Cloud Engineer with strong Red Hat Enterprise Linux (RHEL) experience to join… more
    Nightwing (08/28/25)
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  • Principal/Sr Principal Engineer Embedded…

    Northrop Grumman (Dulles, VA)
    …of 5 years (level 3) or 8 years (level 4) of relevant experience + Top Secret clearance with the ability to obtain SCI at time of application + Ability to ... history. We have an opening for an Embedded Software Engineer to join our team of qualified, diverse individuals...be in Dulles, VA. This work does require a TS / SCI clearance and will primarily be performed… more
    Northrop Grumman (09/30/25)
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  • Next Generation Desktop Environment (NGDE)…

    General Dynamics Information Technology (Annapolis Junction, MD)
    …ID:** RQ208493 **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...are up to date WHAT YOU'LL NEED: + Active TS / SCI clearance and ability to obtain and… more
    General Dynamics Information Technology (10/08/25)
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  • CNO Automated Test Engineer ( TS

    General Dynamics Information Technology (Hanover, MD)
    …ID:** RQ208181 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... **You receive an additional 5 days of PTO for TS / SCI with Poly** CNO Test Engineer...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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  • Systems Modeling Simulation Engineer

    Northrop Grumman (Dulles, VA)
    …Engineering, Computer Science, Physics or closely related field. + Current or active Top Secret / SCI clearance at time of application. + US ... We have an opening for a Systems Modeling Simulation Engineer to join our team of qualified, diverse individuals...be in Dulles, VA. This work does require a TS / SCI clearance and will primarily be performed… more
    Northrop Grumman (10/03/25)
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  • ACAS Engineer - Active Top

    ENS Solutions (College Park, MD)
    …applications + Experience working with STIGs, SCAP, and cybersecurity best practices + Active TS / SCI clearance; willingness to take a polygraph exam + HS diploma ... to enable secure and reliable operations of enterprise computer systems. Engineer , design, develop, and implement enterprise network cyber defense capabilities to… more
    ENS Solutions (09/27/25)
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  • IT Cloud Systems Engineer - TS

    General Dynamics Information Technology (Bethesda, MD)
    …ID:** RQ207439 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... make a personal impact as an IT Cloud Systems Engineer supporting customer activities. GDIT is your place to...other project management tools + **Security Clearance Level** : TS / SCI with active polygraph + **Location** :… more
    General Dynamics Information Technology (09/26/25)
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  • Senior Systems Engineer - TS

    General Dynamics Information Technology (Washington, DC)
    …ID:** RQ207024 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... Yes **Job Description:** Transform technology into opportunity a Systems Engineer with GDIT. A career in enterprise IT means...Technical **(IAT) Level** II role + Security Clearance Level: TS / SCI clearance and ability to obtain and… more
    General Dynamics Information Technology (09/10/25)
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  • Cloud Engineer (Data) - TS

    General Dynamics Information Technology (Mclean, VA)
    …ID:** RQ208311 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... + Location: McLean, VA on customer site + Security Clearance Level: TS / SCI with Polygraph \#WeAreGDIT \#JET \#GDITEnhanced2025 \#VA_2025Alumni The likely salary… more
    General Dynamics Information Technology (10/11/25)
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  • Network Systems Engineer - TS

    Parsons Corporation (Mclean, VA)
    …approach to learning and applying new technologies. **Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is required ... Parsons is looking for an amazingly talented **Network Systems Engineer ** to join our team! In this role, you...collaborate effectively with team members and stakeholders. + Active TS / SCI with Polygraph. **What Desired Skills You'll… more
    Parsons Corporation (09/09/25)
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  • Systems Engineer / Architect - TS

    General Dynamics Information Technology (Washington, DC)
    …ID:** RQ204470 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... of final reports and delivery of presentations related to information technology. + Responsible for designing, leading and managing...required prior to start date. + Security Clearance Level: TS / SCI clearance and ability to obtain and… more
    General Dynamics Information Technology (08/14/25)
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