• Advanced Hypersonics Systems

    Leidos (Crane, IN)
    …greatest work is ahead!** Leidos' **Defense Systems is seeking a Senior Systems Engineer ** to join our team supporting the Multi-Service Advanced Capability ... and formulate candidate solutions within complex, highly interdependent hardware systems and programs. The systems engineer...Funded Task Order. Preferred Qualifications + A current DOD Top Secret clearance + Experience with prototype… more
    Leidos (12/03/25)
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  • Senior Systems Engineer (Onsite)

    RTX Corporation (Tucson, AZ)
    … Engineering and Test Center (SETC) organization is currently hiring a **Sr. Systems Engineer - Jumping Cholla Systems Engineering (SE)** **Individual ... and every time for our warfighters! As a **Sr. Systems Engineer - Jumping Cholla SE Individual...written communication skills + Strong presentation skills + Existing Top - Secret Clearance **What We Offer** + Our… more
    RTX Corporation (11/22/25)
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  • Systems Engineer - Integrated…

    Lockheed Martin (King Of Prussia, PA)
    …SRP\. - - - **Key activities you will accomplish in this role:** As a Systems Engineer you will directly help establish the technical solution and overall system ... one of our country's most vital and sophisticated strategic systems \! As a Systems Engineer ...must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should… more
    Lockheed Martin (11/09/25)
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  • OPIR Systems Engineer

    KBR (Chantilly, VA)
    Title: OPIR Systems Engineer Belong. Connect. Grow. with KBR! KBR is seeking a highly qualified OPIR Systems Engineer to provide Systems Engineer ... to IC and DoD users. As a Senior OPIR Systems Engineer , you will be responsible for...0-20% + Working Hours: Standard/Flexible Qualifications: + Clearance Requirements: Top Secret /SCI security clearance with a Polygraph… more
    KBR (09/30/25)
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  • Sr. Systems Engineer

    TekSynap (Honolulu, HI)
    …+ Perform special projects and other duties as assigned. **REQUIRED QUALIFICATIONS** + ** Top Secret ** OR Higher ORSecret Clearance level with completed T5 ... Certification (eg, MCSA, Linux, etc) **Overview** We are seeking a Senior Systems Engineer to join our team supportingNetwork Enterprise Technology Command… more
    TekSynap (09/20/25)
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  • Systems Engineer - REMOTE

    TekSynap (VA)
    Engineer (RHCE) + Red Hat Certified System Administrator (RHCSA) **Clearance** Top Secret - IT-I (Tier 5/SSBI) Critical Sensitive Clearance **Desired ... high-availability systems . **Overview** We are seeking a Systems Engineer to join our team supporting...ability to adjust focus. **WORK AUTHORIZATION/SECURITY CLEARANCE** US Citizen Top Secret Clearance **OTHER DUTIES** Please note… more
    TekSynap (11/08/25)
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  • Agentic Systems Engineer

    TekSynap (Reston, VA)
    **Responsibilities & Qualifications** **RESPONSIBILITIES** The Agentic Systems Engineer will architect and operationalize multi-agent orchestration logic, ... and broader DoD/IC governance and compliance standards. **REQUIRED QUALIFICATIONS** + Active Top Secret clearance with SCI eligibility + Bachelor's degree in… more
    TekSynap (10/01/25)
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  • Senior MBSE Systems Engineer

    KBR (El Segundo, CA)
    Title: Senior MBSE Systems Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... KBR is seeking a Senior Model-Based System Engineering (MBSE) Systems Engineer to join the KBR team...the space acquisition enterprise. This position requires a current TS /SCI eligibility. The successful candidate must also be clearable… more
    KBR (12/06/25)
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  • Big Data Systems Engineer (Remote)

    KBR (Houston, TX)
    Title: Big Data Systems Engineer (Remote) Belong, Connect, Grow, with KBR! KBR's National Security Solutions (NSS) team provides high-end engineering and ... our national security. KBR is seeking a Big Data Systems Engineer to join our team. The...Hours: Standard Basic Qualifications/Knowledge: + Must have an active TS /SCI Security Clearance to be considered for this position.… more
    KBR (10/28/25)
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  • Mid-Level Systems Engineer

    KBR (Colorado Springs, CO)
    Title: Mid-Level Systems Engineer Program Summary KBR's Product and Technology Solutions Division specializes in rapid prototyping and advanced technology ... space defense. Job Summary KBR is seeking a Mid-Level Systems Engineer to join our team at...systems engineering and acquisition processes . An active TS /SCI clearance . Ability to derive an understanding of… more
    KBR (12/12/25)
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