• Application Engineer 4 (Python Dev.)

    Themis Insight (Linthicum Heights, MD)
    …Private, Civilian and Military expertise to every case. We are hiring an Application Engineer 4 (Python Dev.) to work in Linthicum Heights, MD. Position location ... to change based on central MD client's needs. Required: TS /SCI with a Polygraph Designs software tools and subsystems...evaluation of existing and new software products. The Level 4 Applications Engineer (Senior) 4 more
    Themis Insight (12/19/25)
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  • Systems Engineer 4

    M. C. Dean (Annapolis Junction, MD)
    …engineering, and cybersecurity industries. We are seeking a ** System Engineer 4 ** to join our **Security and Electronic Systems (SES)** business Unit. As ... and document operational, functional, and technical requirements. + Perform systems engineering assessments (upgrades, system improvements, lifecycle refreshes,… more
    M. C. Dean (11/28/25)
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  • Systems Engineer 4

    Synergy ECP (Columbia, MD)
    Systems Engineer 4 Columbia, MD Description Company Description: Synergy ECP is a Service Disabled Veteran-Owned Small Business SD(VOSB) that was formed in ... age, disability, veteran status, or any other protected class. Clearance Required: TS /SCI w/ FS Polygraph Other Requirements: US Citizenship Job Description: The… more
    Synergy ECP (10/22/25)
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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 ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...your pioneering spirit to our collaborative teams. This _Software Engineer - Level 3 or 4_ role will be… more
    Northrop Grumman (09/25/25)
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  • Mission Assurance Engineer - Level 3…

    Northrop Grumman (Linthicum Heights, MD)
    …work. Northrop Grumman Space Systems is seeking a Mission Assurance Engineer who brings space mission system leadership, engineering, capture, and proposal ... Northrop Grumman's Space Sector is seeking a Mission Assurance Engineer - Level 3 or Level 4 ...experience in lieu of degree. + Requires an active Top - Secret /Sensitive Compartmented Information (SCI) clearance at time… more
    Northrop Grumman (12/12/25)
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  • Software Engineer (DevOps) - Level 3…

    Northrop Grumman (Linthicum Heights, MD)
    …as well as the interview assessment._ + Requires an active Top - Secret /Sensitive Compartmented Information (SCI) clearance [ ** TS /SCI] at time of ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...your pioneering spirit to our collaborative teams. This _Software Engineer (DevOps)_ _- Level 3 or 4_ role will… more
    Northrop Grumman (12/17/25)
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  • Applications Engineer 4 (Siem)

    Kaizen Approach, Inc (Annapolis Junction, MD)
    …Master's Degree; or four ( 4 ) years with a Doctorate's Degree. + Active TS /SCI clearance with Polygraph is required. Salary Range: A variety of factors can impact ... Kaizen Approach is currently looking to hire an Applications Engineer (Senior) responsible for designing software tools and subsystems to support software reuse and… more
    Kaizen Approach, Inc (10/16/25)
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  • Software Engineer 4 - 23334 (FS Poly…

    Huntington Ingalls Industries (Fort Meade, MD)
    …Time/Salaried/Exempt Anticipated Salary Range: $119,239.00 - $195,800.00 Security Clearance: TS /SCI with Poly Level of Experience: Senior This opportunity resides ... with Warfare Systems (WS), a business group within HII's Mission Technologies...have experience with FPGA design (Quartus, Vivado, ISE), embedded system design, EDA tools (synthesis, P&R, simulation), and/or microcontrollers.… more
    Huntington Ingalls Industries (11/15/25)
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  • System Engineer 4

    Nightwing (Annapolis Junction, MD)
    …recommend alternatives for elements of project's technical design. Ten (10) years of systems engineering experience. **_** An active TS /SCI with Poly is ... Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers'… more
    Nightwing (09/22/25)
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  • Senior Digital Verification Engineer

    Huntington Ingalls Industries (Fort Meade, MD)
    …Time/Salaried/Exempt Anticipated Salary Range: $116,245.00 - $190,900.00 Security Clearance: TS /SCI with Poly Level of Experience: Senior This opportunity resides ... with Warfare Systems (WS), a business group within HII's Mission Technologies...experience. * US Citizenship * Must possess an active TS /SCI with Full Scope Poly at the time of… more
    Huntington Ingalls Industries (10/09/25)
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