• National Security Sector Referrals

    Leidos (Reston, VA)
    …locations across the nation. Our most common opportunities are in the following areas: + Software Engineer / Developer: Java, Python, AI/ML + DevOps Engineer ... Security Engineering, Computer Network Operations (CNO), Offensive Cyber, Mission Software , Analytical Methods and Modeling, Signals Intelligence (SIGINT), and… more
    Leidos (10/18/25)
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  • Unified Communications Engineer - Senior

    Amentum (San Antonio, TX)
    …program is to support, operate, and maintain the Distributed Continuity Integrated Network - Top Secret Enterprise Services (DCIN- TS ES) which is a ... no further. Amentum is seeking a Senior Unified Communications Engineer to join our team of passionate individuals in...a dynamic environment **Clearance Required:** * Must have active Top - Secret clearance with SCI or TS… more
    Amentum (12/11/25)
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  • Information System Security Engineer…

    Amentum (Warrenton, VA)
    …program is to support, operate, and maintain the Distributed Continuity Integrated Network - Top Secret Enterprise Services (DCIN- TS ES) which is a ... further. Amentum is seeking a Senior Information System Security Engineer (ISSE) to join our team of passionate individuals...at multiple classifications levels. **Requirements:** * Must have active Top - Secret clearance with SCI or TS… more
    Amentum (12/05/25)
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  • Systems Engineer , Stf - GMD Weapons…

    Lockheed Martin (Huntsville, AL)
    …threat state processing, weapon target assignment **Desired Skills:** * Current/Active Top Secret Clearance * Recent experience applying advanced mathematical ... launches the intercepting missiles to negate the threat\. **The Work** The Systems Engineer Stf responsibilities include software development and support of the… more
    Lockheed Martin (12/03/25)
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  • GNC Modeling & Simulation Staff Engineer

    Lockheed Martin (Orlando, FL)
    …communication and organizational and interpersonal skills **Desired Skills:** * Active US DoD Top Secret clearance * Experience operating in Linux environments * ... to integrate MATLAB models, C\+\+ models, and actual tactical software into the simulations\. The M&S Engineer ...must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should… more
    Lockheed Martin (10/04/25)
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  • GUI Development Lead

    Synergy ECP (Columbia, MD)
    …class. Clearance Required: TS /SCI Other Requirements: US Citizenship Software Engineer supporting the Application Messaging Framework (AMF), responsible ... the web-based GUI development team. Designs, develops and tests enterprise software critical to multiple systems across the Customer enterprise. Candidate should… more
    Synergy ECP (10/15/25)
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  • Lead, Systems Engineer - ELINT

    L3Harris (Greenville, TX)
    …DOD Secret Clearance with the ability to obtain and maintain a DOD Top Secret ( TS /SCI) Security Clearance is required. Qualifications: + Bachelor's ... Secret with SCI Job Description: Senior level Systems Engineer to design, develop, and integrate ELINT Systems on...with the ability to obtain and maintain a DOD Top Secret ( TS /SCI) Security Clearance… more
    L3Harris (11/01/25)
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  • Analog Modeling and Simulation Engineer…

    Northrop Grumman (Linthicum Heights, MD)
    …results. + US Citizenship Required + Ability to obtain and maintain a Top Secret /Sensitive Compartmented Information ( TS /SCI) security clearance (US ... fabrication. MDA is seeking an Analog Modeling and Simulation Engineer Level 3/4. This position is located at Linthicum,...Citizenship Required + Ability to obtain and maintain a Top Secret /Sensitive Compartmented Information ( TS /SCI)… more
    Northrop Grumman (10/31/25)
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  • Senior Cyber Tool and Capability Developer

    Draper (Boston, MA)
    Job Description Summary: Draper is actively seeking a Senior Cyber Software Engineer to support current and future cybersecurity, machine learning, and cyber ... Nation's security. As a part of the Draper Cyber Software team, you will drive the design and development...this position will be required to obtain and maintain a government security clearance. Having an existing TS /SCI is… more
    Draper (10/11/25)
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  • Site Reliability Engineer , Hardware…

    SpaceX (Hawthorne, CA)
    …ADDITIONAL REQUIREMENTS: + This position requires successfully obtaining and maintaining a Top Secret Security Clearance as a condition of employment. While ... engineers to help us further our ambitious goals. As an engineer focused on Starshield's software and network infrastructure, you will design, operate and scale… more
    SpaceX (10/04/25)
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