• Senior Linux Engineer

    CACI International (Chantilly, VA)
    Senior Linux Engineer Job...Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage of Travel ... is seeking a highly skilled and experienced Tier 3 Linux Engineer to join our team in...tools, and best practices. **Qualifications:** _Required:_ * An Active TS /SCI Clearance with Polygraph. * Security+ or DoD 8570… more
    CACI International (11/01/25)
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  • Senior . Platform Engineer

    RTX Corporation (Richardson, TX)
    …problems that create a safer, more secure world. Raytheon Technologies (RTX) is seeking a ** Senior Platform Engineer / Linux ** with well-rounded Linux ... citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI without Polygraph At Raytheon, the foundation of everything...with Focus on the Linux Server / Linux OS. The ** Senior Platform Engineer more
    RTX Corporation (11/15/25)
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  • Senior . Platform Engineer

    RTX Corporation (Aurora, CO)
    …world. Raytheon Technologies (RTX) is seeking a talented ** Senior Platform Linux - (Front End Processor (FEP) Engineer )** with experience in traditional ... Technical Exchange Meetings (TEMs) to help develop the environment from requirements. The ** Senior Platform Linux (FEP) Engineer ** will support design,… more
    RTX Corporation (12/02/25)
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  • Senior Linux Engineer

    General Dynamics Information Technology (Chantilly, VA)
    …RQ211516 **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 Enterprise Linux (RHEL),Systems Engineering **Experience:** 10 + years of… more
    General Dynamics Information Technology (12/14/25)
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  • Sr. Software Engineer ( Top

    Lockheed Martin (King Of Prussia, PA)
    …over 3 years of experience, or equivalent experience/combined education\. You currently hold a Top Secret clearance\. **The Work:** * As a Software Engineer ... Lockheed Martin Rotary and Missions Systems \(RMS\) as a Senior Software Engineer \! Lockheed Martin is a...**Basic Qualifications:** * Security Clearance required prior to start: Top Secret * Experience developing full stack… more
    Lockheed Martin (11/06/25)
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  • Senior Computer Network Defense (CND)…

    V2X (Springfield, VA)
    …and professionalism. We are hiring for a Senior Computer Network Defense (CND) Engineer with an active TS /SCI clearance - with the ability to obtain and ... location. Our positions are required to be onsite. The Senior Computer Network Defense (CND) Engineer tests,...Security Clearance Requirements: + The position requires an active Top Secret /SCI clearance with the ability to… more
    V2X (12/12/25)
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  • Principal Systems Engineer - active…

    V2X (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...Counterintelligence (CI) Polygraph. The Senior -level Principal Systems Engineer shall lead a… more
    V2X (11/15/25)
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  • Enterprise Management Tools - Systems…

    General Dynamics Information Technology (San Antonio, TX)
    …RQ211471 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... Deliver simple solutions to complex problems as a Systems Engineer Senior at GDIT. Here, you'll tailor...5+ years of related experience * Security Clearance Level: TS /SCI w/Poly * Required Skills and Abilities: Windows Server… more
    General Dynamics Information Technology (12/12/25)
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  • JBlocks Senior Java Back End Software…

    CACI International (Hanover, MD)
    JBlocks Senior Java Back End Software Engineer - TS /SCI with Poly Job Category: Information Technology Time Type: Full time Minimum Clearance Required to ... Start: TS /SCI with Polygraph Employee Type: Regular Percentage of Travel...release management. **Responsibilities:** The JBLOCKS team is seeking a Senior Software Engineer to work with a… more
    CACI International (10/23/25)
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  • Senior Security Operations Engineer

    Microsoft Corporation (Redmond, WA)
    …be a technical leader within the security engineering team. We are looking for a ** Senior Security Operations Engineer ** who will help build and run the next ... of system internals and/or hardening in the following: Windows, Linux or macOS operating systems + Keep up to...following specialized security screenings: Candidates must have an **active** TS /SCI and be willing to upgrade to TS more
    Microsoft Corporation (12/11/25)
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