• Security Engineer

    Leidos (Lorton, VA)
    …The Digital Modernization Sector at Leidos currently has an opening for a Security Engineer to work in our Lorton, VA office. This is an exciting opportunity to ... deliver cybersecurity and information assurance services. **Primary Responsibilities** The Security Engineer - Linux / Tenable Compliance is responsible for securing… more
    Leidos (12/11/25)
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  • Sr Principal Cyber Software Engineer Test

    Northrop Grumman (Jessup, MD)
    …By joining in our shared mission, we will support yours of expanding your personal network and developing skills, whether you are new to the field or an industry ... Operating Unit is actively seeking a talented SW Test Engineer expert to join a Northrop Grumman primed program....is contingent upon funding. **Basic Qualifications** * An active TS /SCI Polygraph Clearance through the MD customer, with latest… more
    Northrop Grumman (12/05/25)
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  • Senior Software Engineer 25k Sign On Bonus

    Leidos (Aurora, CO)
    …**Leidos** has a new and exciting opportunity for a **Senior Software Engineer ** in our **Intelligence Sector Cyber & Analytics Business Area (CABA)** . ... talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence… more
    Leidos (12/03/25)
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  • Principal Software Engineer

    SAIC (Honolulu, HI)
    **Description** SAIC is seeking a **Principal Software Engineer ** who will be a systems administrator providing on-site hardware and software support, engineering ... knowledge and troubleshooting in various expertise for example: multiple network and serial communication circuit routers, switches, firewalls, DMZ...Must be a US Citizen. + Must have a Secret clearance to start. + Must be able to… more
    SAIC (11/28/25)
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  • Systems Engineer , Staff Principal

    BigBear.ai (Columbia, MD)
    …in national security and intelligence. We're looking for a Level 3 IT Engineer who thrives in dynamic environments and is passionate about building, maintaining, and ... opportunity. What you will do As a senior IT Engineer , you'll play a key role in designing, implementing,...+ Troubleshoot and resolve issues across hardware, software, and network layers. + Recommend and integrate emerging technologies to… more
    BigBear.ai (11/27/25)
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  • Cyber Security Engineer

    KBR (El Segundo, CA)
    Title: Cyber Security Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... our national security. KBR is seeking a Cyber Security Engineer to join our Evolved Strategic Systems (ESS) program...Standard Qualifications: Required: + Ability to obtain a DoD Secret security clearance is required to be considered for… more
    KBR (11/25/25)
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  • Senior Software Engineer (HPC)

    Belay Technologies (MD)
    …up in 2020 and a finalist in 2021! Belay Technologies is seeking a Software Engineer to join our intel team. The HPC Software Engineer designs, develops, tests, ... of system solutions Candidates should have the following qualifications: + TS /SCI Clearance with polygraph + Bachelor's degree in Math, Computer Engineering,… more
    Belay Technologies (11/25/25)
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  • Principal HPC Software Engineer

    GliaCell Technologies (Annapolis Junction, MD)
    Are you a Principal HPC Software Engineer who is ready for a new challenge that will launch your career to the next level? + Tired of being treated like a company ... Job Description: GliaCell is seeking a Principal HPC Software Engineer on one of our subcontracts. This is a...have the following: + Possess an active or rein-statable TS /SCI with Polygraph security clearance. + US Citizenship. +… more
    GliaCell Technologies (11/21/25)
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  • Test Automation Engineer (Clearance…

    CACI International (Chantilly, VA)
    Test Automation Engineer (Clearance Sponsorship) Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph ... None * * * **The Opportunity:** The Test Automation Engineer will be responsible for testing automation of various...Current IAT Level II - Security+ CE, Cisco Certified Network Associate (CCNA) Security, SSCP, CySA+, GICSP or CND… more
    CACI International (11/20/25)
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  • Principal Software Engineer

    Leidos (Bethesda, MD)
    …**Leidos** has a new and exciting opportunity for a **Principal Software Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence… more
    Leidos (11/19/25)
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