• Senior Principal Software Engineer

    BAE Systems (Nashua, NH)
    …(active within the past two years) **Preferred Education, Experience, & Skills** + DoD Top Secret or higher level clearance (active within the past two years) ... You will be an integrated team member, with leadership opportunities, collaborating with Systems , Hardware, and Test engineers in one or more of the phases of… more
    BAE Systems (12/09/25)
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  • Sr IT Systems Engineer - Pub SEC

    Lumen (San Antonio, TX)
    …we digitally connect the world and shape the future. **The Role** The IT Systems Engineer II provides advanced Tier II support by troubleshooting and repairing ... (2) geographically separated Network Operation Centers (NOC). The IT System Engineer II is operationally responsible for...For in a Candidate** Basic Qualifications: + **Requires a Top Secret /SCI clearance** + On-call after hours/on-call… more
    Lumen (12/10/25)
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  • Systems Engineer - TS/SCI…

    General Dynamics Information Technology (Chantilly, VA)
    …RQ206685 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... **US Citizenship Required:** Yes **Job Description:** Transform technology into opportunity as a Systems Engineer with GDIT. A career in enterprise IT means… more
    General Dynamics Information Technology (12/11/25)
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  • Systems Engineer Support Analyst…

    The Boeing Company (Chantilly, VA)
    …options.** **Basic Qualifications (Required Skills/ Experience):** + Bachelor's degree or higher + Active Top Secret / Top Secret SCI US Security ... for this position. **Security Clearance** This position requires an active Top Secret /Sensitive Compartmented Information (TS/SCI) US Security Clearance with… more
    The Boeing Company (11/28/25)
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  • Systems Engineer Sr. Staff (Part…

    Lockheed Martin (Titusville, FL)
    …Fleet Ballistic Missile\. As part of the Fleet Ballistic Missile \(FBM\) Program this Systems Engineer Sr\. Staff position in Deployed Reentry Systems will ... \(Support Equipment\) requirements, design, and operations \- Ability to obtain Top Secret Clearance, therefore U\.S\. Citizenship is required\. **Desired… more
    Lockheed Martin (11/20/25)
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  • Test Engineer

    Systems Technologies, Inc. (Hanover, MD)
    …Acquisition Institute certification in any focus area. SECURITY CLEARANCE . Active DoD Top Secret /SCI clearance required TRAVEL . Some travel may be required. ... Test Engineer Location Hanover, MD Job Setting On-site Job...RESPONSIBILITIES + Plan and execute T&E activities for cyber systems . + Support system -level, developmental, and operational… more
    Systems Technologies, Inc. (12/02/25)
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  • Systems Engineer (Level 4) - RF…

    Lockheed Martin (King Of Prussia, PA)
    …To be considered, applicants must be U\.S\. citizens and hold an active Top Secret / Sensitive Compartmented Information \(TS/SCI\) clearance\. \- This position ... architectures and interfaces, ensuring alignment across subsystems\. \- Perform systems analysis and design, requirements definition, and system modeling\.… more
    Lockheed Martin (12/04/25)
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  • Electrical Lab Design Engineer / Principal…

    Northrop Grumman (Melbourne, FL)
    …into Continuous Evaluation) + Must have the ability to obtain and maintain a Top Secret Clearance and Special Program Access (PAR) within a reasonable period, ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...Must have the ability to obtain and maintain a Top Secret Clearance and Special Program Access… more
    Northrop Grumman (11/19/25)
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  • Systems Engineer Manager

    ManTech (Washington, DC)
    **MANTECH** seeks a motivated and career-focused ** Systems Engineer Manager** to join our team onsite in **Washington, DC** This leadership role offers the ... opportunity to oversee systems infrastructure planning and implementation while guiding a team...analyst capacity **Clearance Requirements:** + Must hold an active Top - Secret clearance. **Physical Requirements:** + The person… more
    ManTech (12/07/25)
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  • Fault Protection Systems Engineer

    Lockheed Martin (Littleton, CO)
    …Martin\. Your Mission is Ours\. Lockheed Martin seeks an innovative and talented Fault Protection systems engineer \. - - - **What does this role look like?** The ... similar tool \(i\.e\. C, C\+\+, MATLAB, Java\) * Active Top Secret with ability to obtain SCI...Professional **Business Unit:** SPACE **Relocation Available:** Possible **Career Area:** Systems Engineering: System of Systems more
    Lockheed Martin (12/06/25)
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