• Systems Engineer , Staff Principal

    BigBear.ai (Columbia, MD)
    …upgrades, security protocols, and infrastructure improvements. What you need to have + Active TS / SCI with Polygraph (required) + 12+ years of experience in IT ... and intelligence. We're looking for a Level 3 IT Engineer who thrives in dynamic environments and is passionate...+ Troubleshoot and resolve issues across hardware, software, and network layers. + Recommend and integrate emerging technologies to… more
    BigBear.ai (08/29/25)
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  • Mid-Level Software Engineer

    Belay Technologies (Annapolis Junction, MD)
    …feedback on project status and results. Candidates should have the following qualifications: + TS / SCI Clearance with polygraph + 8 yrs., BS in a technical ... in 2021! Belay Technologies is seeking a Mid-Level Software Engineer to join our intel team. You will be...requirements to design, develop, deploy, monitor, and maintain operational network infrastructure. You will be working as part of… more
    Belay Technologies (11/25/25)
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  • CNO Reverse Engineer

    ManTech (Hanover, MD)
    …troubleshooting and debugging **Security Clearance Requirements:** + Must have a current/active TS / SCI w/Polygraph security clearance and be willing and able to ... **MANTECH** seeks a skilled and innovative **Senior CNO Reverse Engineer ** to join our team in **Hanover, MD.** In...in CNO development and lead efforts in advanced Computer Network Operations (CNO). You'll be part of a dynamic… more
    ManTech (10/31/25)
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  • Information Systems Security…

    ARSIEM (Annapolis Junction, MD)
    …the ability to have an impact on every client you work with. ARSIEM seeks an Information Systems Security Engineer 3 . This position will support one of our ... solutions to resolve security requirements Clearance Requirement : This position requires an active TS / SCI with a polygraph. You must be a US citizen for… more
    ARSIEM (10/14/25)
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  • OCI Security Engineer Intern - OVIP

    Oracle (Annapolis, MD)
    …and verbal communication skills, strong analytical and problem-solving skills. + Active TS / SCI security clearance. US Veteran transitioning from active service ... on-the-job training and professional development in fields such as information technology, technical/systems consulting, technical support, facilities, finance, human… more
    Oracle (11/25/25)
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  • Senior Software Test Engineer

    BigBear.ai (Annapolis Junction, MD)
    …standards of reliability and performance. What you need to have + Active TS / SCI with Polygraph Required to support this mission-critical program. + Minimum ... Overview BigBear.ai is seeking a Test Engineer to play a pivotal role in the...role in the testing and validation of cutting-edge Computer Network Operations (CNO) tools. This is a high-impact opportunity… more
    BigBear.ai (11/20/25)
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  • Information Systems Security…

    Sealing Technologies (Columbia, MD)
    …services. Position Overview: Sealing Technologies, a Parsons Company, is seeking an Information Systems Security Engineer with experience in Department of ... and Cisco + Required Certifications: CISSP or equivalent certification + Ability to obtain TS / SCI security clearance + Ability to travel within the United States… more
    Sealing Technologies (11/20/25)
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  • Information Systems Security…

    Leidos (Laurel, MD)
    **Description** **Leidos** has a new and exciting opportunity for a **Senior Information Systems Security Engineer (ISSE)** in our **National Security Sector's ... experience may be substituted for a bachelor's degree. + **Security Clearance** : Active TS / SCI with Polygraph required to be considered for this role. +… more
    Leidos (11/18/25)
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  • Integration Cyber Security Engineer

    Amentum (Fort Meade, MD)
    …connection security approval processes and compliance policies **Clearance Required:** * TS / SCI **Minimum Education:** * Requires bachelor's degree or equivalent ... no further. Amentum is seeking an **Integration Cyber Security Engineer (IASE)** to join our team of passionate individuals...a team to support a program that provides critical network capabilities to the Department of Defense. We are… more
    Amentum (11/18/25)
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  • CNO Python Software Engineer

    ManTech (Hanover, MD)
    …+ Knowledge of CNO environment **Security Clearance Requirements:** + Active and current TS / SCI with Polygraph **Physical Requirements:** + Must be able to ... **MANTECH** seeks a motivated, career- and customer-oriented **CNO Python Software Engineer ** to join our team in **Hanover, MD.** This position supports critical… more
    ManTech (11/18/25)
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