• Principal Systems Engineer

    Leidos (Columbia, MD)
    …a new and exciting opportunity for a **Principal Systems Engineer** 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 Methods and Modeling, Signals Intelligence… more
    Leidos (11/13/25)
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  • Senior Systems Engineer

    Leidos (Gaithersburg, MD)
    …combines technology-enabled services and mission software capabilities in the areas of cyber , logistics, security operations, and decision analytics to support ... the right tools, technologies, and tactics to keep pace with an ever-evolving security landscape and succeed in their pursuit to protect people and critical assets.… more
    Leidos (10/04/25)
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  • Staff Anti - Tamper Systems Engineer

    Northrop Grumman (Baltimore, MD)
    …Possible is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and software-secure technology to ... to Do:** As an integral part of our Systems Security Engineering Team you will be responsible for leading...and future policies. + Reverse engineer existing systems to architect and validate effective anti-tamper solutions. + Engage in… more
    Northrop Grumman (11/18/25)
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  • Network Engineer

    Leidos (Fort Meade, MD)
    …has a new and exciting opportunity for a **Network Engineer** 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...chance to make a real impact. **Primary Responsibilities** + Architect and deploy secure, high-performance network solutions + Keep… more
    Leidos (11/13/25)
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  • Mid-Level DevOps Engineer

    GliaCell Technologies (Columbia, MD)
    …Happen! GliaCell Technologies focuses on Software & System Engineering in Enterprise and Cyber Security solution spaces. We excel at delivering stable and ... An active or rein-statable TS/SCI with Polygraph security clearance is REQUIRED. Please do not apply if you currently do not possess this level of clearance. Are you… more
    GliaCell Technologies (11/01/25)
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  • Software Engineer, Lead - TS/SCI w/Poly

    Parsons Corporation (Annapolis Junction, MD)
    …75 years of experience, Parsons is uniquely qualified to deliver cyber /converged security , technology-based intellectual property, and other innovative services ... manage a diverse team of software professionals, including a Software Architect , multiple types of software development engineers (UI/UX, Multi-Tier, Cloud, DevOps,… more
    Parsons Corporation (08/26/25)
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  • Systems Administrator

    BOOZ, ALLEN & HAMILTON, INC. (Annapolis Junction, MD)
    …role, you'll design, operate, and evolve the systems that power national- security missions. From enterprise Windows and Linux servers to virtualization, storage, ... online, secure, and recoverable. This isn't a passive maintenance role - you'll architect new solutions from the ground up, tune performance across clusters, and… more
    BOOZ, ALLEN & HAMILTON, INC. (11/24/25)
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  • Software Engineers - 25k Sign on Bonus

    Leidos (Columbia, MD)
    …anticipates several new and exciting opportunities for Software Engineers 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 Methods and Modeling, Signals… more
    Leidos (11/15/25)
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  • Principal Software Engineer (Onsite)

    RTX Corporation (Fulton, MD)
    …implementation such as Docker, Kubernetes, OpenShift + Experience with managing cyber security processes including vulnerability assessments. + Experience ... 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… more
    RTX Corporation (10/24/25)
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  • High Compute Engineer

    Leidos (Bethesda, MD)
    …high-performance GPU systems including NVIDIA A100s and DGX-1 platforms. + Architect integration plans for scaling GPU compute infrastructure, including newer ... infrastructure-as-code (IaC) tools (eg, Ansible, Terraform, SaltStack). + Ensure system security , compliance, and patch management in alignment with NIST, RMF, or… more
    Leidos (09/30/25)
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