• Senior Software Infrastructure Engineer

    RTX Corporation (Fort Meade, MD)
    …required, as only US citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI with Poly - Current At Raytheon, the foundation of everything ... **Qualifications You Must Have** + Active and transferable US government issued ** TS / SCI with Polygraph** security clearance is required prior to start… more
    RTX Corporation (10/13/25)
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  • Software Integration Engineer 3

    Synergy ECP (Fort Meade, MD)
    …expression, age, disability, veteran status, or any other protected class. Clearance Required: TS / SCI w/ Polygraph Software Integration Engineer Level 3 LCAT ... Software Integration Engineer 3 Ft. Meade, MD (http://maps.google.com/maps?q=Ft.+Meade+MD+USA+20146) Job Type...stack. . Update software for sustainment support. . Basic Linux system administration skills and shell scripting. . Execute… more
    Synergy ECP (10/28/25)
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  • Systems Development Engineer II, US ADC DBS…

    Amazon (Jessup, MD)
    …requires that the candidate selected must currently possess and maintain an active TS / SCI security clearance with polygraph. The position further requires the ... existing systems experience - Current, active US Government Security Clearance of TS / SCI with Polygraph Preferred Qualifications - Experience with PowerShell… more
    Amazon (10/10/25)
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  • Senior Systems Engineer with Poly

    BigBear.ai (Annapolis Junction, MD)
    Overview BigBear.ai is seeking a Senior Systems Engineer with an active TS / SCI Poly to join and assist and meet mission needs for our government customers. ... and security + Support patching, upgrading, and migrating of Linux systems and VMs. + Support agile activities for...on the NYSE under the symbol BBAI. For more information , visit https://bigbear.ai/ and follow BigBear.ai on LinkedIn: @BigBear.ai… more
    BigBear.ai (12/30/25)
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  • Systems Integration Engineer

    Synergy ECP (Columbia, MD)
    …age, disability, veteran status, or any other protected class. Clearance Required: TS / SCI w/ Full Scope Polygraph Other Requirements: US Citizenship ... Systems Integration Engineer Columbia, MD Description Company Description Synergy ECP...full software stack. Update software for sustainment support. Basic Linux system administration skills and shell scripting. Execute test… more
    Synergy ECP (10/15/25)
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  • DCGS Lowband Software Support Engineer

    RTX Corporation (Fort Meade, MD)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI - Current Raytheon Company Managed by Collins Aerospace Collins ... US AF DCGS DSFS collects, processes, and analyses intelligence information from airborne, ground, and other systems. **What You...CAP, etc.) + Active and transferable US government issued TS / SCI security clearance is required prior to… more
    RTX Corporation (12/11/25)
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  • Software Engineer 3

    Synergy ECP (Fort Meade, MD)
    …expression, age, disability, veteran status, or any other protected class. Clearance Required: TS / SCI w/ Polygraph Software Engineer Level 3 LCAT ... Software Engineer 3 Ft. Meade, MD (http://maps.google.com/maps?q=Ft.+Meade+MD+USA+21046) Job Type...of extremely large data sets, real-time systems, business management information systems, and systems which incorporate data repositories, data… more
    Synergy ECP (10/28/25)
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  • Sr. Network Engineer

    Themis Insight (Fort Meade, MD)
    …Position location is subject to change based on central MD client's needs. Required: TS / SCI with a Polygraph Provides assistance in all aspects of network ... and/or modifications to network components. The Level 3 Network Engineer shall possess the following capabilities: + Minimize network...+ Cisco routers, switches, and firewalls. + Proficient with Linux and Windows. Linux and/or Windows system… more
    Themis Insight (12/19/25)
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  • Principal Endpoint Security Systems…

    Leidos (Bethesda, MD)
    …our other security tools. Working in a hybrid cloud/on-prem mission environment the engineer will support integration of Linux and Windows hosted mission systems ... in lieu of a degree. + **To be considered must have an active TS / SCI with polygraph security clearance** **Preferred Qualifications** + Experience with Cisco… more
    Leidos (11/28/25)
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  • Systems Engineer (SME)

    Leidos (Bethesda, MD)
    …and physical. **Basic Qualifications:** + Must be a US citizen and have an active TS / SCI with a polygraph + Expert applying expertise and supporting a broad ... **Description** **Leidos** has a new and exciting opportunity for a Systems Engineer - SME in our **National Security Sector's (NSS) Cyber & Analytics Business Area… more
    Leidos (12/11/25)
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