• Linux System Administrator

    ManTech (Fort Meade, MD)
    …MD area. **Responsibilities include, but are not limited to:** + Design, engineer , and implement automated hardening scripts for internal servers adding scalability ... for new operating system rollout. + Configure host-based intrusion detection systems . + Monitor and troubleshoot/examine detected anomalies. + Developed automation… more
    ManTech (08/23/25)
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  • Linux System Administrator

    ManTech (Fort Meade, MD)
    …hardware and software in support of developing and testing of information technology systems . + Heavy Linux administration experience. + Experience using ... area. **Responsibilities include, but are not limited to:** + Design, engineer , and implement automated hardening scripts for internal servers adding scalability… more
    ManTech (08/20/25)
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  • Software Engineer II

    RTX Corporation (Annapolis Junction, MD)
    …testing, and debugging complex algorithms + The ability to obtain and maintain a Top - Secret SCI ( TS /SCI) US government issued security clearance is required. ... only US citizens are eligible for a security clearance **Security Clearance:** TS /SCI without Polygraph **Applied Signal Technology (AST)** is seeking a **Software … more
    RTX Corporation (09/26/25)
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  • Principal OR Sr. Principal Payloads Field Service…

    Northrop Grumman (Millersville, MD)
    …Program Access (SAP/PAR). **Preferred Qualifications for both levels:** + Active DoD Top Secret clearance (with a background investigation within the past ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...Continuous Evaluation (CE), with the ability to obtain a Top - Secret /SCI clearance within a reasonable amount of… more
    Northrop Grumman (09/17/25)
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  • Cyber Software Engineer

    Synergy ECP (Landover, MD)
    …years professional software development experience + Ability to obtain and maintain Top Secret /SCI security clearance + Experience writing, testing, and ... Cyber Software Engineer Landover, MD (http://maps.google.com/maps?q=Landover+MD+USA+20784) Job Type Full-time Description...Requirement: US Citizenship Preferred Qualifications: + Strong knowledge of Linux operating systems + Linux … more
    Synergy ECP (07/23/25)
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  • Systems Engineer Skunk Works Level 3

    Lockheed Martin (St. Mary's County, MD)
    …from desired skills below in lieu of degree\. Security\+ Certification DOD Top Secret Clearance **Desired Skills:** UAV Technology Experience Admin experience ... Development Program\) is looking for world class talent in SYSTEMS FIELD ENGINEERING to be a part of a...must be a US Citizen for consideration\. **Clearance Level:** Top Secret with Investigation or CV date… more
    Lockheed Martin (09/25/25)
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  • Principal OR Senior Principal Field Service…

    Northrop Grumman (Millersville, MD)
    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...by Company, based on OCONUS location. + **Active DoD Top Secret clearance** (with a background investigation… more
    Northrop Grumman (09/17/25)
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  • Principal / Senior Principal FPGA/ASIC…

    Northrop Grumman (Annapolis Junction, MD)
    …Citizen and must have or be able to obtain and** **maintain** **a Top Secret /SCI security clearance with Polygraph** **.** **Basic Qualifications Senior ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...have or be able to obtain and maintain a** ** Top Secret /SCI security clearance with Polygraph** **.**… more
    Northrop Grumman (08/08/25)
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  • Sr. DevOps Engineer .

    Leidos (Bethesda, MD)
    …or related field. 6+ years of experience with Master's degree. + Must have an active Top Secret security clearance with the ability to obtain and maintain a ... career path. Leidos has a current opening for a ** TS /SCI cleared DevOps Engineer ** supporting our client's...artificial intelligence (Al), machine learning (ML) and cross-domain transfer systems . Leidos has an exciting opening for you, our… more
    Leidos (09/30/25)
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  • Information System Security Engineer (ISSE)

    Amentum (Elkridge, MD)
    …control strategy. * Knowledge of High Value Asset (HVA) protection requirements and protocols for systems classified as Top Secret , SCI, and Secret . * ... the Nation's security and intelligence mission. As a Cyber Systems Engineer / Information System Security Engineer...guidance. Provide input on High Value Assets (HVAs), and systems classified at TS /SCI or Secret… more
    Amentum (09/22/25)
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