• 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 (10/25/25)
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  • Linux Engineer - TS

    General Dynamics Information Technology (Sterling, VA)
    …ID:** RQ209549 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... customer-centric environment in delivering Infrastructure Engineering Services. As a Linux Engineer supporting the Government, you will...environments is a plus. WHAT YOU'LL NEED: + Active TS / SCI clearance and ability to obtain and… more
    General Dynamics Information Technology (10/29/25)
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  • LINUX Systems Engineer

    Nightwing (Sterling, VA)
    …SaltStack + Minimum Secret Clearance with the ability to acquire a TS with SCI eligibility Preferred Qualifications + Experience specifically with Debian ... enjoys solving complex engineering problems while working with a close-nit team as a Linux Systems Engineer . In this role you will perform production systems… more
    Nightwing (10/22/25)
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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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  • Cloud Engineer

    Nightwing (Sterling, 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 (Sterling, VA)
    …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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  • 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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  • Principal Infrastructure Lead Engineer

    RTX Corporation (Dulles, VA)
    …as only US citizens are eligible for a security clearance **Security Clearance:** Top Secret - Current **Raytheon Company, Managed by Collins Aerospace** Collins ... have an immediate need for an **Principal** **Infrastructure Lead Engineer - Classified System** to lead and guide a...located onsite in Dulles, VA and requires an active TS security clearance with SCI eligibility** .… more
    RTX Corporation (11/04/25)
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  • Sr. System Administrator ( Linux )

    Nightwing (Sterling, VA)
    …+ US Citizenship + Active Secret clearance. Must be able to obtain a TS / SCI clearance + Must be able to obtain DHS Suitability + Minimum 6+ years ... technical services to enable customer mission accomplishment. The Senior System Administrator ( Linux ) will serve as a key member of the EINSTEIN Engineering Team,… more
    Nightwing (10/29/25)
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  • Engineer /Principal Engineer Systems…

    Northrop Grumman (Dulles, VA)
    …years (level 3) of relevant experience + US citizen + Active or current Top Secret clearance with the ability to obtain SCI at time of application + LINUX ... Grumman has an immediate opening for a Systems Test Engineer on an exciting program based in Dulles, Virginia....degree in engineering or relevant STEM discipline + Active TS / SCI clearance + Current Security + certification… more
    Northrop Grumman (10/16/25)
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  • Junior Platform Engineer

    CACI International (Sterling, VA)
    …equivalent field. (equivalency of a degree and work experience will also be considered) Active Top Secret clearance with SCI eligibility.** * DoD 8570 IAT ... Junior Platform Engineer Job Category: Information Technology Time...Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: Regular Percentage of Travel… more
    CACI International (09/12/25)
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  • Lead DevOps Engineer

    CACI International (Sterling, VA)
    …and customers to understand and shape strategic objectives **Qualifications:** _Required:_ + Top Secret security clearance, SCI eligible, willing to ... Lead DevOps Engineer Job Category: Engineering Time Type: Full time...management and version control practices. _Desired:_ _Desired:_ + Active Top Secret / SCI clearance… more
    CACI International (08/30/25)
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  • High-Performance Computing (HPC) Engineer

    CACI International (Frederick, MD)
    …and incorporates new backend systems to support technical improvements. **Qualifications** _Required:_ + Top Secret SCI security clearance preferably with a ... High-Performance Computing (HPC) Engineer Job Category: Information Technology Time...Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: Regular Percentage… more
    CACI International (10/29/25)
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  • Cyber Security Engineer

    CACI International (Sterling, VA)
    Cyber Security Engineer Job Category: Information Technology Time...an ISSO with Linux experience + **Active Top Secret clearance with SCI ... Type: Full time Minimum Clearance Required to Start: Top Secret Employee Type: Regular Percentage of...CE or better)- Good verbal and written communication + Linux experience, specifically with security hardening + BASH or… more
    CACI International (10/23/25)
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  • Sr Software Engineer

    Shuvel Digital (Dulles, VA)
    …An active Secret security clearance is required with the eligibility to obtain a TS / SCI . TS / SCI is preferred. Description: Raytheon is supporting a ... Title: Senior Software/Security Engineer (CyberSecurity) Type: Contract Location: Dulles, VA Clearance:...clearance is required with the eligibility to obtain a TS / SCI . TS / SCI is… more
    Shuvel Digital (09/25/25)
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  • Digital Signals Processing Lead

    CACI International (Sterling, VA)
    …full-motion video, mission planning, and data analytics. **Security Clearance Requirement** Active Top Secret Clearance with SCI eligibility **What You'll ... Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: Regular Percentage...lifecycle (concept, design, implementation, test, and production). + Active Top Secret clearance. SCI eligibility… more
    CACI International (09/26/25)
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  • Cleared Software Engineer Intern - Summer

    CACI International (Sterling, VA)
    …Job Category: Intern/Co-op Time Type: Part time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: Part-Time On-Call Percentage of Travel ... + Must be able to obtain and maintain applicable TS / SCI with Poly. + Must currently be...Strong verbal and written communication skills. + Experience with Linux environment and Linux shell scripting. _Desired:_… more
    CACI International (10/08/25)
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  • Software Developer / Engineer

    CACI International (Sterling, VA)
    … Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: Regular Percentage of Travel Required: None Type of ... Sterling, VA or Aurora, CO * Clearance: Must have TS / SCI with poly (or be willing to...* Experience with Web/Front End * Experience developing within Linux environment. * Experience with containers or microservice architecture.… more
    CACI International (10/21/25)
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  • Senior Front End Software Developer/…

    CACI International (Sterling, VA)
    … Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: Regular Percentage of Travel Required: None Type of ... Sterling, VA or Aurora, CO + Clearance: Must have TS / SCI with CI poly (or be willing...+ Experience with Web/Front End + Experience developing within Linux environment. + Experience with containers or microservice architecture.… more
    CACI International (09/23/25)
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