• Mission Systems Engineer - Clearance…

    Lockheed Martin (Littleton, CO)
    …clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI w/ Poly **Other Important Information You Should Know** **Expression ... to effectively communicate with peers and customers \- Active Top Secret security clearance with the ability...clearance with the ability to obtain and maintain a TS / SCI **Desired Skills:** \- Previous experience or… more
    Lockheed Martin (10/29/25)
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  • Systems Engineer II - Core Systems

    BAE Systems (Boulder, CO)
    …**Preferred Education, Experience, & Skills** + A current, active Top Secret / SCI security clearance with Poly . + Demonstrated experience leading ... and strong execution. **What You ll Do:** + Provide systems engineering support to the Systems Engineering...candidate must have ability to obtain and maintain a Top Secret / SCI with Polygraph clearance.… more
    BAE Systems (11/14/25)
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  • Senior Linux System Administrator

    BAE Systems (San Diego, CA)
    …**Required Education, Experience, & Skills** US Citizenship is required by contract. Active US Top Secret Security Clearance / SCI is required with the ... a part of? Come build your career with BAE Systems . BAE Systems is seeking a Senior...STIG compliance **Preferred Education, Experience, & Skills** Active US TS / SCI / Poly Security Clearance. 4 years… more
    BAE Systems (12/18/25)
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  • Senior Joint Space Warfighting MS&A Engineer

    Parsons Corporation (Colorado Springs, CO)
    SCI and Special Access Required eligibility **Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is required for ... Support high-visibility space-based capability studies **Required Skills** : + TS / SCI w/CI Poly (Have an...with and knowledge of DoD, IC, and commercial satellite systems + Experience working in SCI /SAP environment… more
    Parsons Corporation (12/09/25)
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  • Specialist, Systems Engineer Mission…

    L3Harris (Springfield, VA)
    …a degree, minimum of 8 years of prior related experience. * Active Top Secret / SCI with CI Poly clearance required. * Experience with threat modeling, ... Systems Engineer - Mission Protection Specialist (Active TS / SCI w/ CI Poly Required)...(OPSEC), counterintelligence, cyber defense, and threat principles to protect sensitive capabilities to ensure the survivability of US assets… more
    L3Harris (10/16/25)
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  • Lead Information Security Officer

    Parsons Corporation (Centreville, VA)
    …media and equipment containing classified equipment. **Security Clearance Requirement:** An active Top Secret SCI security clearance is required for ... government standards. **What Required Skills You'll Bring:** + Active Top Secret / SCI clearance + Bachelor's...system security incidents. **What Desired Skills You'll Bring:** + TS / SCI w/ Poly + CISSP or… more
    Parsons Corporation (12/02/25)
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  • Senior Specialist, Systems Engineer…

    L3Harris (Springfield, VA)
    …In lieu of a degree, minimum of 8 years of prior related experience. + Active Top Secret / SCI with Poly clearance required. + 2+ years' experience ... of national security. Job Title: Senior Specialist, Systems Engineer - Strategic Planner ( TS / SCI w/ CI Poly Required) Job Code: 29823 Job Location:… more
    L3Harris (10/16/25)
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  • Senior Associate Systems Engineer

    L3Harris (Springfield, VA)
    …of a degree, minimum of 6 years of prior related experience. + Active Top Secret / SCI with CI Poly clearance required. + At least one year of demonstrated ... Associate, Systems Engineer - Watch Officer (Active TS / SCI w/CI Poly Required) Job...decision-makers have access to the most relevant and accurate information to guide mission-critical decisions. . Provide support to… more
    L3Harris (10/15/25)
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  • Chinese All-Source Analyst

    SOS International LLC (Reston, VA)
    Reston, VA, USA Full-time FLSA Status: Exempt Clearance Requirement: Top Secret / SCI **Company Description** Founded in 1989, SOSi is among the largest ... experience within the last 2 years. + Active DoD Top Secret Clearance with SCI ...SCI and must be able to obtain CI Poly . + Proficiency in conducting all-source analysis of foreign… more
    SOS International LLC (11/21/25)
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  • Network Engineer (Intelligence Center)

    The MITRE Corporation (Chantilly, VA)
    …requisition requires the candidate to have a minimum of the following clearance(s): Top Secret / SCI /Polygraph This requisition requires the hired candidate to ... combination of related education and work experience. + Active TS / SCI with CI Poly +...year from the date of hire, the following clearance(s): Top Secret / SCI /Polygraph Work Location Type:… more
    The MITRE Corporation (12/20/25)
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