• Principal /Sr. Principal Cyber Systems…

    Northrop Grumman (Fairfax, VA)
    …career. We are looking for you to join our team as a Principal Cyber Systems Engineer or Sr. Principal Cyber Systems Engineer level based out of McLean, VA. ... may be filled at either a Principal Cyber Systems Engineer or Sr. Principal Cyber Systems Engineer ...Employment is contingent upon the candidate successfully obtaining a ** TS /SCI with Polygraph** clearance prior to their start date.… more
    Northrop Grumman (11/21/25)
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  • Software Engineer -III

    TheIncLab (Mclean, VA)
    …US Citizen and willing and eligible to obtain a US Security Clearance at the Secret or Top - Secret level. Existing clearance preferred. Benefits + Hybrid and ... At TheIncLab, we engineer and deliver advanced systems that revolutionize how...as well. We are looking for a Senior Software Engineer III to join our Engineer team.… more
    TheIncLab (12/06/25)
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  • Mission Architecture Engineer

    JHNA (Alexandria, VA)
    …Required Qualifications: + Candidate must be a US Citizen with an Active Top Secret Clearance + Bachelor's degree in Engineering, Computer Science, Mathematics, ... VA, USA | Salary | Full Time Mission Architecture Engineer JHNA is currently seeking a talented Model-Based Systems... JHNA is currently seeking a talented Model-Based Systems Engineer (MBSE) / Digital Engineer with Cameo… more
    JHNA (11/03/25)
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  • Electrical Engineer

    M. C. Dean (Alexandria, VA)
    …eligibility requirements, including US Citizenship, for access to classified information; ** Top - Secret /SCI with Polygraph required.** MC Dean's **Services & ... headquartered in Tysons, Virginia, and employs more than 5,800 professionals who engineer and deploy automated, secure, and resilient power and technology systems;… more
    M. C. Dean (09/20/25)
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  • Senior AV Programmer

    Intrepid Solutions and Services (Ashburn, VA)
    …customer facilities located within NCR. **Qualifications** **CLEARANCE:** + Active and current Top Secret ( TS )/SCI upon application, required. The selected ... to acquire a CI Polygraph to meet the customer's onsite requirements. Active TS /SCI with CI poly is required for onsite work. **EDUCATION:** + Bachelor's degree… more
    Intrepid Solutions and Services (10/14/25)
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  • High Speed Guard Engineer

    System One (Springfield, VA)
    …VA Type: Contract To Hire Contractor Work Model: Onsite Security Clearance: Active TS /SCI High Speed Guard Engineer to support the implementation and ... + Monitoring and troubleshooting the performance of Everfox/Forcepoint products. + Engineer , design, and implement HSG rulesets. Required Qualifications: + Active … more
    System One (12/14/25)
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  • Quantum Sensing Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking a TS /SCI (with Poly) cleared Quantum Sensing Engineer responsible for providing high quality advisory services and program ... detectors, among others. In this role, the Quantum Sensing Engineer will work with the customer to develop a...Masters) and one (1) year or more experience. Active TS /SCI with Poly **Required Skills:** + Skilled in: Experimental… more
    SAIC (11/13/25)
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  • Senior Software Engineer

    TheIncLab (Mclean, VA)
    …US Citizen and willing and eligible to obtain a US Security Clearance at the Secret or Top - Secret level. Existing clearance is preferred. Benefits At ... The Mission Starts Here At TheIncLab, we engineer and deliver intelligent digital applications that help...to Accept We are looking for a Senior Software Engineer to join our Research & Product Innovation team.… more
    TheIncLab (12/12/25)
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  • Staff Engineer -Software Engineer

    TheIncLab (Mclean, VA)
    …US Citizen and willing and eligible to obtain a US Security Clearance at the Secret or Top - Secret level. Existing clearance is preferred Benefits At ... purpose as well. We are looking for a Staff Engineer to join our Software Engineering team. This is...of Defense and US Government customers. As a Staff Engineer , you will work closely with cross-functional teams to… more
    TheIncLab (12/09/25)
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  • Space Protection Mission Engineer

    SAIC (Chantilly, VA)
    …7 or more years of experience; PhD and or more years of experience. + Active Top Secret /SCI clearance with Poly. + 3+ years' experience using or developing space ... **Description** SAIC is seeking a **Space Protection Mission Engineer ** to join the Space and Intelligence Business...and hardware and software solutions. The Space Protection Mission Engineer will serve as the subject matter expert (SME)… more
    SAIC (12/06/25)
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