• Senior Software Engineer Scientist

    SAIC (North Charleston, SC)
    **Description** SAIC is seeking a Engineer/ Scientist 3 to support the research & development, test and evaluation, fielding, documentation development, configuration ... systems. **Required Security Clearance:** + Must be a US citizen with an active Secret security clearance with ability to obtain and maintain TS /SCI. **Required… more
    SAIC (12/05/25)
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  • Journeyman Data Scientist

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Journeyman Data Scientist ** to join our team in **Chantilly, VA.** **Responsibilities include but are ... independently and in teams. **Clearance Requirements:** + Must have a current/active TS /SCI w/Polygraph. **Physical Requirements:** + Must be able to remain in a… more
    ManTech (12/03/25)
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  • Computer Scientist 3 or 4…

    ARSIEM (Fort Meade, MD)
    …impact on every client you work with. ARSIEM is currently looking for a Computer Scientist 3 or 4 (Virtualization-Savvy CNO Developer 3 or 4) . This position will ... Original Posting Date: 2024-05-30 Clearance Requirement : This position requires an active TS /SCI with a polygraph. You must be a US citizen for consideration.… more
    ARSIEM (12/01/25)
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  • Computer Scientist 2 (Firmware-Savvy CNO…

    ARSIEM (Fort Meade, MD)
    …impact on every client you work with. ARSIEM is currently looking for a Computer Scientist 2 (Firmware-Savvy CNO Developer 2) . This position will support one of our ... Original Posting Date: 2024-05-30 Clearance Requirement : This position requires an active TS /SCI with a polygraph. You must be a US citizen for consideration.… more
    ARSIEM (12/01/25)
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  • Research Scientist

    Kaizen Approach, Inc (Annapolis Junction, MD)
    …values your contributions? We are currently looking to hire an experienced Research Scientist to support mission critical training programs. In this role, you will ... a directly related field from an accredited college or university + Active TS /SCI Clearance with Polygraph Highly Preferred: + Master's Degree (or equivalent) in… more
    Kaizen Approach, Inc (12/01/25)
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  • Data Scientist 3

    Huntington Ingalls Industries (Wright Patterson AFB, OH)
    …Time/Salaried/Exempt Anticipated Salary Range: $99,336.00 - $132,500.00 Security Clearance: Secret Level of Experience: Mid This opportunity resides with Warfare ... Job Description HII-Mission Technologies is currently seeking a skilled Data Scientist /Engineer to design, develop, and implement a data base architecture, tools,… more
    Huntington Ingalls Industries (11/27/25)
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  • Scientist , Systems Engineer Job - ID

    Efficiency Engineering, Inc. (Palm Bay, FL)
    Scientist , Systems Engineer Job - ID 10016631 Requirements: + + + Bachelor's Degree + 10-14 years of experience The Antenna Systems Mission Architect will help ... 12+ years' experience with a bachelor's degree or equivalentActive TS /SCI Security Clearance requiredPreferred Additional Skills: Experience with electrical antenna… more
    Efficiency Engineering, Inc. (11/20/25)
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  • Lead Data Scientist

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Lead Data Scientist ** to join our Data and AI Practice onsite in **Chantilly and/or Herndon, VA** . You ... clients and team members. **Clearance Requirements:** + Must possess a current and active TS /SCI with polygraph **Physical Requirements:** + Must be able to be in a… more
    ManTech (11/06/25)
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  • Data Scientist

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Data Scientist ** to join our Data and AI Practice onsite in **Chantilly and/or Herndon, VA.** You will ... machine learning models. **Clearance Requirements:** + Must possess a current and active TS /SCI with polygraph **Physical Requirements:** + Must be able to be in a… more
    ManTech (11/05/25)
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  • Research Scientist - RF Systems Architect

    Lockheed Martin (Littleton, CO)
    **Description:** The APEX team is seeking a highly skilled Research Scientist Senior Staff who brings deep expertise in RF systems engineering together with a strong ... clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS /SCI **Other Important Information You Should Know** **Expression of Interest:** By… more
    Lockheed Martin (11/02/25)
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