• Systems Engineer Principal

    General Dynamics Information Technology (Langley AFB, VA)
    …RQ211198 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret / SCI **Public Trust/Other Required:** None **Job Family:** IT ... Networking experience (OSI model, protocols, data rates, circuit ordering) + Active ** TS / SCI ** clearance required + Education: BS/BA in relevant technical,… more
    General Dynamics Information Technology (12/06/25)
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  • Senior DevOps Engineer

    CACI International (Chantilly, VA)
    …Aerospace Engineering, Computer Engineering, Physics, Math, or equivalent experience + Active TOP SECRET security clearance with SCI eligbility + ... Senior DevOps Engineer Job Category: Engineering Time Type: Full time...Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: Regular Percentage of Travel… more
    CACI International (11/07/25)
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  • Principal Systems Engineer

    Northrop Grumman (Chantilly, VA)
    …+ Experience with requirements management **Preferred Qualifications for both levels:** + Active Top Secret / SCI security clearance + Hands-on experience with ... clearance needed to start. Must be able to obtain and maintain a TS / SCI security clearance. + Strong interdisciplinary problem-solving skills, demonstrated by… more
    Northrop Grumman (12/19/25)
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  • Machine Learning Engineer - Senior

    SOS International LLC (Chantilly, VA)
    Chantilly, VA, USA Full-time FLSA Status: Exempt Clearance Requirement: Top Secret SCI w/ Poly **Company Description** Founded in 1989, SOSi is among the ... stakeholders, facilitating informed decision-making. **Qualifications** **Minimum Requirements** + Existing TS / SCI (with poly). This security clearance requires… more
    SOS International LLC (11/21/25)
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  • Mechanical Engineer

    Leidos (Chantilly, VA)
    …+ Excellent organizational skills and attention to detail **Preferred Qualifications** + **Current Top Secret SCI security clearance and the ability to ... **Description** **Mechanical Engineer - Mission-Critical Facilities Design** Leidos is seeking...years with a Master's + Ability to obtain a TS / SCI with Polygraph clearance + Working knowledge… more
    Leidos (12/24/25)
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  • Senior Electrical Engineer

    Parsons Corporation (Centreville, VA)
    …capabilities to collaborate effectively across departments. **Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is ... is seeking an exceptionally talented **Senior Data Center Electrical Engineer ** to join our team! In this critical role,...excel in this role, you will need: + **Active TS / SCI with Polygraph Clearance:** A must-have for… more
    Parsons Corporation (12/19/25)
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  • Linux Engineer

    Arena Technical Resources, LLC (Chantilly, VA)
    …ATR 17717 Job Description Job Title: Linux Engineer Location: Chantilly, VA Eligibility: Top Secret / SCI clearance with current CI Polygraph required The ... (Computer Science, etc.) - Experience writing detailed, technical documentation -8570 Compliance -Active TS / SCI + CI Poly - Ability to respond to after hours… more
    Arena Technical Resources, LLC (11/29/25)
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  • Civil/Structural Engineer

    Nightwing (Springfield, VA)
    …this position, and it requires the ability to obtain and retain a US Top Secret Clearance with a successful Counterintelligence (CI) polygraph.** " _At ... into task leadership. **Required Qualifications:** + **Candidate must possess an active TS / SCI CI POLY** + Bachelor's degree in civil, mechanical engineering… more
    Nightwing (11/25/25)
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  • Senior SW Developer

    Leidos (Chantilly, VA)
    …as well as IdAM /ICAM, Authentication, Authorization, Attributes and Digital Policy Management. The Software Engineer will work with a large team of developers, ... **Description** Leidos is seeking a Software Developer for a technical development program supporting...+ Experience creating RESTful API Required Qualifications: + Active TS / SCI with Polygraph + BS degree and… more
    Leidos (10/10/25)
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  • Network / Communications Engineer (Full…

    Parsons Corporation (Reston, VA)
    …Familiarity with VSAT systems and training methodologies. **Security Clearance Requirement:** An active Top Secret SCI security clearance is required for ... is looking for an amazingly talented **Network / Communications Engineer ** to join our team! In this role you...diagrams. + Domestic/International travel may be required + Active TS / SCI is required **Full Performance Requirements:** +… more
    Parsons Corporation (12/24/25)
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