• Senior Principal Vulnerability Researcher

    Nightwing (Annapolis Junction, MD)
    Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' ... including vulnerability research, reverse engineering, CNO/CNE development, hardware emulation, system engineering, and data analytics. Our engineers do more than… more
    Nightwing (10/31/25)
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  • Senior Software Engineer (SWE-4)

    Leidos (Fort Meade, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Senior Software Engineer** in our **National Security Sector's (NSS) Cyber & Analytics Business ... team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling,...using Pandas & PySpark, developing software in Red Hat Linux (versions 3 - 5+) + Experience with Jupyter… more
    Leidos (08/28/25)
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  • Sr. System Administrator - VDI

    Leidos (Odenton, MD)
    …for assigned systems supporting Joint Worldwide Intelligence Communications System (JWICS). **PRIMARY RESPONSIBILITIES:** + Provide Senior level expertise ... group at Leidos has a career opening for a System Administrator on a DISA contract. This role is...**PREFERRED QUALIFICATIONS:** + Integration of cyber security tools and systems with network performance, trouble ticketing, and… more
    Leidos (10/21/25)
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  • Senior Mobile Software Engineer w/ Poly

    BigBear.ai (Annapolis Junction, MD)
    …of analysts, operators, dataflow experts, and mobile engineers to modernize systems while building scalable, automated solutions that operate across classified and ... and special access networks. + Modernize, maintain and support deployed systems . + Enhance observability, monitoring, and health reporting of deployed solutions.… more
    BigBear.ai (11/15/25)
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  • UNIX Systems Engineer

    GovCIO (Annapolis, MD)
    …Radford, VA and will be a remote position. **Responsibilities** This position is for a Senior UNIX System Engineer for a mixed and growing environment of Red Hat ... **Overview** GovCIO is currently hiring for an UNIX Systems Engineer to plan, execute, and implement,create and...Enterprise Linux /Oracle Enterprise Linux and Solaris UNIX. This… more
    GovCIO (09/24/25)
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  • Information Systems Security Engineer…

    Amentum (Fort Meade, MD)
    …the front and back end of new products and processes. **Responsibilities:** The ** Senior Information Systems Security Engineer (ISSE)** shall deliver and lead ... Cyber Division V2MVP team supports a program providing crucial network capabilities to the Department of Defense. We are...data. * Demonstrated proficiency with the following computer operating systems (eg Microsoft Windows, LINUX , UNIX, Mac… more
    Amentum (10/23/25)
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  • Senior Software Developer (TS/SCI…

    General Dynamics Information Technology (Hanover, MD)
    …and applications * Participate in sprint planning *Monitor and maintain software systems supporting high priority customer missions * Interact with end users to ... generate requirements and enhancement to existing systems WHAT YOU'LL NEED TO SUCCEED Bring your engineering...experience * Technical skills: : C/C++, Python, Networking, CI/CD, Linux * Security clearance level: TS/SCI with full-scope poly… more
    General Dynamics Information Technology (09/19/25)
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  • System Administrator

    ManTech (Annapolis Junction, MD)
    …configuration, and reliable operation of critical computer systems , network servers, and virtualization environments, upholding system stability and ... all installed systems and infrastructure diligently, taking direction from senior personnel to ensure optimal system performance, stability, and security… more
    ManTech (09/05/25)
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  • System Administrator

    ManTech (Fort Meade, MD)
    **ManTech** seeks an experienced and passionate, career and customer-oriented ** System Administrator** to join our team located in the **Ft. Meade, MD** area. ... environments (VMWare ESX, VCenter Administration) + Experience in administration of Linux /Windows + Experience configuring and maintaining storage and file … more
    ManTech (11/03/25)
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  • Internship - Engineering for Communications…

    Johns Hopkins Applied Physics Laboratory (Laurel, MD)
    …solutions to challenging, real-world problems? As part of the Nuclear Command Communications Systems Group (QKR) you will have the opportunity to learn from experts ... areas to deliver key findings to sponsor organizations across their full operational systems . If you are currently pursuing a degree in Computer Science, Software… more
    Johns Hopkins Applied Physics Laboratory (10/28/25)
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