• Sr. ISSE TS /SCI Poly

    Leidos (Annapolis Junction, MD)
    …Polygraph up front. Unfortunately, no exceptions. Leidos has an exciting opportunity for a Senior Security Engineer to join a high performing agile team using ... Engineering, and Integration teams to ensure that the hardware and software architecture and implementation meets security requirements. + Analyzing and assessing… more
    Leidos (12/15/25)
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  • Senior Infrastructure / Networking…

    RTX Corporation (Annapolis Junction, MD)
    …both in a team environment and independently + Active and transferable US government issued Top Secret SCI ( TS /SCI) clearance required prior to start date. + ... national asset in the SIGINT domain, is seeking a ** Senior Infrastructure / Networking Engineer ** who strives...improvement + Experience with automated system deployments + Existing Top - Secret SCI ( TS /SCI) with Poly… more
    RTX Corporation (10/19/25)
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  • Senior Electrical Engineer

    CACI International (Aberdeen Proving Ground, MD)
    …problems and develop innovative solutions. **You'll Bring These Qualifications:** + Active Top - Secret clearance with the ability to obtain TS /SCI. + BS in ... Senior Electrical Engineer Job Category: Engineering...Time Type: Full time Minimum Clearance Required to Start: Top Secret Employee Type: Regular Percentage of… more
    CACI International (10/09/25)
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  • Java Developer

    Belay Technologies (Fort Meade, MD)
    …up in 2020 and a finalist in 2021! Belay Technologies is seeking a mid to senior level Software Engineer to join our Intel team supporting the Multi-Factor ... qualifications: + TS /SCI Clearance with polygraph + 8+ years of Software Engineering experience + Bachelor's Degree or higher in computer engineering or in… more
    Belay Technologies (12/12/25)
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  • Software Engineer - Level 3 or 4

    Northrop Grumman (Linthicum Heights, MD)
    …detailed below as well as the interview assessment._ + Requires an **active** Top - Secret ( TS )/Sensitive Compartmented Information (SCI) clearance [ ** TS ... your pioneering spirit to our collaborative teams. This _Software Engineer - Level 3 or 4_ role will be... development experience + PhD with 1 year of software development experience + **Level 4** : ( Senior more
    Northrop Grumman (12/25/25)
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  • Senior Mission / Systems Engineer

    RTX Corporation (Annapolis Junction, MD)
    …to support integration and testing efforts. + Active and transferable US government issued Top Secret SCI ( TS /SCI) security clearance required prior to start ... flexibility at hiring manager discretion.** Applied Signal Technology (AST) is seeking a ** Senior Mission / Systems Engineer ** who strives for excellence and… more
    RTX Corporation (10/23/25)
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  • Mid to Senior Systems/Hardware…

    CACI International (Fort Meade, MD)
    …**_Required_** : + Minimum five plus (5+) years of industry experience + Current Top Secret /Secure Compartmented Information ( TS /SCI) clearance with Poly + ... Mid to Senior Systems/Hardware Engineer (VHDL) Job Category:...Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage of Travel… more
    CACI International (12/03/25)
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  • Principal or Senior Principal Network…

    Northrop Grumman (Millersville, MD)
    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 50% of the Time **Description** At Northrop Grumman, our ... Aeronautics Systems is looking to add a **Principal or Senior Principal Network and Communications Field Service Engineer...by Company, based on OCONUS location. + **Active** **DoD** ** Top Secret ** clearance (with a background investigation… more
    Northrop Grumman (12/04/25)
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  • Principal / Senior Principal FPGA/ASIC…

    Northrop Grumman (Jessup, MD)
    Top Secret /SCI security clearance with Polygraph** **.** **Basic Qualifications Senior Principal Digital Verification Engineer :** + Bachelor's degree in a ... US Citizen and must have or be able to obtain and maintain a** ** Top Secret /SCI security clearance with Polygraph** **.** **Preferred Qualifications Principal / … more
    Northrop Grumman (12/05/25)
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  • Software Engineer with Poly Sr Swe2

    Lockheed Martin (Annapolis Junction, MD)
    …ahead of emerging threats and opportunities\. This Program is seeking a full stack software engineer to develop, maintain and enhance complex and diverse ... products to production\. **WHO YOU ARE** Experience as a Software Engineer with knowledge assisting in the...off for work/life balance\. And more **Basic Qualifications:** Active Top Secret clearance with polygraph 14 years… more
    Lockheed Martin (11/27/25)
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