• Sr . Scientist, Systems

    L3Harris (Greenville, TX)
    …air, land, sea and cyber domains in the interest of national security. Job Title: Sr . Scientist, Systems Engineer Job Code: 30671 Job Location: Greenville, ... 1st Shift 9/80 Job Description: L3Harris is seeking a Senior Scientist, Systems Engineer that...the time. + Ability to obtain and maintain a Top Secret with SCI. Clearance. + Other… more
    L3Harris (11/01/25)
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  • Senior Systems Engineer

    CACI International (Columbia, MD)
    Senior Systems Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee ... Join our dynamic Network Security Implementation and Sustainment (NSIS) Services team as a Systems Engineer . In this role, you will play a pivotal part in… more
    CACI International (09/18/25)
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  • Senior AWS Cloud Systems

    CACI International (Linthicum, MD)
    Senior AWS Cloud Systems Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph ... * **The Opportunity:** CACI is seeking an AWS Cloud Systems Engineer to play a crucial role...cloud security, working with cutting-edge technologies and collaborating with top -tier professionals in the field. Join our team and… more
    CACI International (12/04/25)
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  • Staff / Sr Staff Systems

    SciTec (Boulder, CO)
    …be considered. SciTec has an immediate opportunity in our Boulder, CO office for a Systems Engineer specializing in software systems and remote sensing data ... Candidates who have any of the following skills will be preferred + Current TOP SECRET clearance with eligibility for Sensitive Compartmented Information + At… more
    SciTec (10/04/25)
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  • Senior Scientist, Systems

    L3Harris (Melbourne, FL)
    …air, land, sea and cyber domains in the interest of national security. Job Title: Senior Scientist, Systems Engineer Job Code: 29634 Job Location: Melbourne, ... to work autonomously and with others to resolve technical issues + Active Top Secret Security Clearance. Preferred Additional Skills: + Current US Government… more
    L3Harris (10/05/25)
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  • Systems Engineer & Process SME

    KBR (Chantilly, VA)
    Title: Systems Engineer & Process SME Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced ... upon contract award KBR is seeking a highly qualified Systems Engineer to provide Systems ...and source selections as directed. Required Qualifications: + Active TS /SCI + Bachelor of Science/Bachelor of Arts (BS/BA) in… more
    KBR (11/07/25)
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  • Sr . Specialist, Aerial Network…

    L3Harris (Salt Lake City, UT)
    …air, land, sea and cyber domains in the interest of national security. Job Title: Senior Specialist, Network Systems Engineer Job Code: 31288 Job Location: ... 80 hours worked - and have every other Friday off Job Description: The Network Systems Engineer will support the Air Force's IDHC program. Their role will… more
    L3Harris (11/20/25)
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  • Systems Engineer - Research…

    KBR (Chantilly, VA)
    …that ensure national security and shape the future of space defense. KBR is seeking a Senior Systems Engineer to support our customers in Chantilly, VA. The ... Title: Systems Engineer - Research and Development - Senior...Title: Systems Engineer - Research and Development...and OCONUS travel may be required. Security Requirements: Active TS -SCI w Polygraph Belong, Connect and Grow at KBRAt… more
    KBR (10/29/25)
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  • Senior Systems Engineer

    Kaizen Approach, Inc (Annapolis Junction, MD)
    Kaizen Approach is currently seeking a Senior Systems Engineer to participate in Information Assurance (IA) system, hardware, and software design activities ... of ten (10) years of relevant experience as a systems engineer on one or more IT...relevant experience if a degree is not held.* Active TS /SCI clearance with polygraph is required. Salary Range: A… more
    Kaizen Approach, Inc (11/11/25)
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  • CAP AI Systems Engineer 3

    DCCA (Annapolis Junction, MD)
    …compensation and benefits package. Visit our website at: www.dcca.com CAP AI Systems Engineer 3 Candidate must have an active TS /SCI w/Poly For over 40 ... CAP AI Systems Engineer 3 Location Annapolis Junction,...senior executives. Position Details + Cloud Architecture/ Cloud Engineer / Platform Engineering (especially in AWS) + AI/ML system… more
    DCCA (10/25/25)
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