• Information Systems Security Engineer

    Nightwing (Sterling, VA)
    …cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence , lifecycle mission enablement, and software ... Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our… more
    Nightwing (12/30/25)
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  • Aerospace Modeling and Simulation Engineer

    Leidos (Huntsville, AL)
    …US citizen and have the ability to obtain a DoD Top Secret/SCI with CI Polygraph security clearance with Leidos. **Preferred Qualifications.** + Familiarity with ... Leidos is seeking a talented Aerospace Modeling and Simulation Engineer within the Flight Systems Department. As part of...abilities, as well as internal equity, alignment with market data , applicable bargaining agreement (if any), or other law.… more
    Leidos (12/12/25)
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  • Quality Assurance Engineer

    Parsons Corporation (Annapolis Junction, MD)
    …and redefine what's possible. **Job Description:** Parsons is looking for a talented **QA Engineer ** to join our growing team! **What You'll Be Doing** : + Ensuring ... degree in a relevant field + **Active TS/SCI with CI Poly** + Strong background in testing and validating...complex systems that handle large quantities of sensitive cyber data + Deep understanding of cloud architecture, cybersecurity principles,… more
    Parsons Corporation (11/24/25)
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  • Senior Engineer (Agentic AI Platforms)

    DXC Technology (Ashburn, VA)
    …run their mission-critical systems and operations while modernizing IT, optimizing data architectures, and ensuring security and scalability across public, private, ... to work onsite 2 times per week.** **Role Summary:** + Hands‑on engineer building agentic applications and platform components: planners, tools, episodic + vector… more
    DXC Technology (11/21/25)
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  • Senior Network Engineer

    Parsons Corporation (Quantico, VA)
    …possible. **Job Description:** Parsons is looking for an amazingly talented **Senior Network Engineer ** to join our team! **What You'll Be Doing:** + Monitors and ... commercial telecom/IP network. + Collects, interprets, and reports network data and individual customer performance data to...for network operations. + Must possess TS/SCI Clearance with CI Poly **What Desired Skills You'll Bring:** + CCIE… more
    Parsons Corporation (11/15/25)
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  • Hybrid Software Engineer -TS/SCI with Poly

    CACI International (Laurel, MD)
    …in enhancing the organization's ability to process, analyze, and utilize critical intelligence data in a secure, controlled environment, ultimately contributing ... Hybrid Software Engineer -TS/SCI with Poly Job Category: Engineering Time Type:...tools and systems that are vital for SIGINT (Signals Intelligence ) operations and data analysis, with a… more
    CACI International (11/14/25)
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  • Enterprise Systems Engineer - Enterprise…

    Noblis (Bethesda, MD)
    …Must be a US citizen and have an active Top Secret Clearance with SCI and CI Polygraph . + Typically requires a BS degree and 8+years of prior relevant experience ... Responsibilities Noblis is seeking an experienced Enterprise Systems Engineer to work in dynamic mission-oriented environment within **Bethesda, Maryland.** A… more
    Noblis (01/13/26)
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  • System Engineer (TS/SCI)- Senior or Mid…

    Vexterra Group (Bethesda, MD)
    …computing environment (CE) certification) Clearance + Active TS/SCI clearance + Active CI Polygraph or willing to obtain one Preferred Qualifications + ... Job Description: Vexterra is looking to fill a Windows Systems Engineer and Administrator position within the Analysis Solutions Division (ASD) to support the… more
    Vexterra Group (01/13/26)
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  • Top Secret Senior Network Engineer

    Insight Global (Providence, RI)
    …at the time of application, be willing and able to obtain SCI access, and pass a CI polygraph . This position is onsite 5/days a week in Chantilly, VA May require ... are seeking a dynamic and highly experienced Senior Network Engineer with a strong background in Arista, Cisco, and...documentation, and support a multi-enclave environment that ensures secure data access. We are a company committed to creating… more
    Insight Global (01/13/26)
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  • Software Engineer 0

    Orion Consortium (Fort Meade, MD)
    *Position requires TS/SCI with a Full Scope polygraph .* Position Description: The Software Engineer develops, maintains, and enhances complex and diverse ... processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, and business management information systems)… more
    Orion Consortium (01/08/26)
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