• Senior Principal Software Engineer

    Oracle (Annapolis, MD)
    …software engineering: high-scale distributed systems, virtualized infrastructure, identity, security , observability, and user experience. This is a greenfield ... fast, still at an early stage, and working on ambitious new initiatives. An engineer at any level can have a significant technical and business impact here. You… more
    Oracle (11/26/25)
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  • Staff Infrastructure Engineer

    TISTA Science and Technology (Rockville, MD)
    Overview TISTA is seeking a skilled Staff Infrastructure Engineer professional to design, build, manage, and maintain the IT infrastructure that supports our ... into DevOps workflows. + Troubleshoot and optimize infrastructure for reliability, security , and performance. + Apply security best practices including… more
    TISTA Science and Technology (11/19/25)
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  • Integration Engineer SPM (SME)

    Leidos (Bethesda, MD)
    …and exciting opportunity for an **Integration Scrum Team PM** in our **National Security Sector's (NSS) Cyber & Analytics Business Area (CABA)** . Our talented team ... is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical...role requires an experienced Development Team Lead and Systems Engineer to perform as a Scrum Team Project Manager… more
    Leidos (11/07/25)
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  • DevOps Engineer

    Lockheed Martin (Hanover, MD)
    …use of advanced electronics to undermine our way of life\. As a cyber security professional at Lockheed Martin, you'll protect the networks that our citizens and the ... support including analysis, design, development, integration, testing, procurement, deployment, security , training and sustainment for collection and antenna systems\.… more
    Lockheed Martin (11/05/25)
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  • Principal Software Engineer (Onsite)

    RTX Corporation (Fulton, MD)
    …Status Requirements:** The ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as only US citizens are ... eligible for a security clearance ** Security Clearance:** DoD Clearance: Secret...Collins Aerospace/RTX and is currently seeking a **Principal Software Engineer ** who is enthusiastic, hardworking, and proactive in writing… more
    RTX Corporation (10/24/25)
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  • System Engineer (TS/SCI)- Senior or Mid…

    Vexterra Group (Bethesda, MD)
    Job Description: Vexterra is looking to fill a Windows Systems Engineer and Administrator position within the Analysis Solutions Division (ASD) to support the ... documentation for 24/7/365 Operations Watch personnel. + Responsible for the security and management of Windows servers in multiple production environments +… more
    Vexterra Group (10/14/25)
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  • FLEX Senior Network DevOps Engineer

    Marriott (Bethesda, MD)
    …technical field experience/certification - **7+ years** ' experience as a **Network Engineer with Designing and Implementing complex networking.** - **4+ years** of ... configuration and integration of f **irewalls (Palo Alto preferred)** and network security policies in Cloud environment **viz NGFW** . - **2+ years'** experience… more
    Marriott (12/18/25)
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  • Cloud Engineer

    Guidehouse (Bethesda, MD)
    …Active Top Secret SCI (TS/SCI) **What You Will Do** **:** As a Cloud Engineer , you will be responsible for technical duties such as infrastructure design, creation, ... ACTIVE and MAINTAINED "TOP SECRET/SCI (TS/SCI)" Federal or DoD security clearance + Bachelor's degree in Computer Science or...with SecDevOps and CI/CD pipeline + Experience working with Linux operating system. + Knowledge of web services: API,… more
    Guidehouse (12/12/25)
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  • Cyber Software Engineer Sr Stf - DevOps

    Lockheed Martin (Fort Meade, MD)
    …be eligible for a $25K sign on bonus for external hires\! Cyber Software Engineer Princ\. \- DSP WHAT WE'RE DOING Lockheed Martin, Cyber & Intelligence invites you ... most daunting challenges: the evolving threat of cyber warfare\. As a cyber security professional at Lockheed Martin, you'll protect the networks that our citizens… more
    Lockheed Martin (12/10/25)
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  • Software Engineer -High Performance…

    Northrop Grumman (Jessup, MD)
    …are not only part of history, they're making history. Today's dynamic global security threats require solutions both big and small - solutions living within the ... develop radical new energy-efficient computing systems. MDA is seeking a **Software Engineer ** with demonstrated ability to lead development of new technologies to… more
    Northrop Grumman (12/05/25)
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