• JAMF Admin/ Engineer

    Leidos (Rockville, MD)
    …division is seeking a skilled and collaborative Platform System Administrator and Engineer to support a federal agency's extensive macOS and Windows infrastructure. ... lifecycle of devices through Mobile Device Management (MDM) tools, ensuring compliance and security following mSCP and third-party security tools. + Develop and… more
    Leidos (12/07/25)
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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 ... Area (CABA)** . Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling,… more
    Leidos (11/27/25)
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  • Network Engineer

    ManTech (Linthicum Heights, MD)
    **MANTECH** seeks a skilled and security -focused **Network Engineer ** to support the Cryptographic Solutions Program within the National Security Systems ... system administration across Linux/Windows environments + Understanding of network security principles including segmentation and monitoring + CompTIA Security more
    ManTech (11/26/25)
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  • Mid-Level Systems Engineer

    Leidos (Gaithersburg, MD)
    **Description** Leidos National Security Sector combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security ... technologies, and tactics to keep pace with an ever-evolving security landscape and succeed in their pursuit to protect...Solutions Business Area, is currently seeking a Mid-Level Systems Engineer for the Chinook Program. As part of a… more
    Leidos (11/22/25)
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  • Senior Systems Engineer

    Leidos (Gaithersburg, MD)
    **Description** Leidos National Security Sector combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security ... 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 (11/22/25)
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  • System Engineer 1

    Amentum (Annapolis Junction, MD)
    **Your Impact:** Are you interested in using your skills to help shape the Cyber, Security , & Intel space? If so, look no further. Amentum is seeking a **System ... Engineer ** to join our team of passionate individuals in...projects that make a direct impact on the Nation's security and intelligence mission. **Responsibilities:** * Contribute to the… more
    Amentum (11/01/25)
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  • Oracle Database Engineer

    ManTech (Fort Meade, MD)
    …and has to make trades among data volumes, number of users, logical and physical distribution, response times, retention rules, security and domain controls + ... environment ** Security Clearance Requirements:** + Current/Active TS/SCI with Polygraph ** Physical Requirements:** + Must be able to remain in a stationary… more
    ManTech (12/02/25)
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  • Senior Software Engineer 25k Sign on Bonus

    Leidos (Columbia, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Software Engineer (SWE) 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,… more
    Leidos (01/06/26)
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  • CNO Reverse Engineer

    ManTech (Hanover, MD)
    **MANTECH** seeks a highly skilled and innovative **CNO Reverse Engineer ** to join our team in **Hanover, MD.** In this role, you will contribute to the development ... of a dynamic team working on next-generation solutions that safeguard national security systems. **Responsibilities include, but are not limited to:** + Perform… more
    ManTech (01/06/26)
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  • Graduate - Algorithm Development Engineer

    Johns Hopkins Applied Physics Laboratory (Laurel, MD)
    …to classify objects in sidescan sonar images. As an Algorithm Development Engineer , you will + Provide contributions to projects developing innovative algorithms for ... learning, or artificial intelligence. + Are able to obtain an Interim Secret level security clearance by your start date and can ultimately obtain a Secret level… more
    Johns Hopkins Applied Physics Laboratory (01/05/26)
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