• Senior Principal Cyber Security

    ManTech (Denver, CO)
    …and Event Management (SIEM) platforms, and/or Splunk + Knowledge of Linux systems administration, general operating system security practices, TCP/IP ... **ManTech** seeks a motivated, career and customer-oriented **Senior Principal Cyber Security Engineer ** to join our team in the **Denver, CO.**… more
    ManTech (07/24/25)
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  • Principal Systems Engineer - Active…

    RTX Corporation (Aurora, CO)
    …documentation, and analysis of system architectures and frameworks. + The principal systems engineer will execute multiple aspects of the systems ... Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start...world. We have an exciting opportunity for a Principal System Engineer to join our team. The… more
    RTX Corporation (07/30/25)
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  • Systems Engineer , Senior

    Lockheed Martin (Littleton, CO)
    …strategic deterrence\. Learn about the Trident II D5 Fleet Ballistic Missile\. As a ** Systems Engineer Sr** , you will: * Maintain responsibility over a space ... This position requires the ability to obtain a DOD security clearance \. US Citizenship required\. **Basic Qualifications:**...* Knowledge of Systems Engineering processes and Systems Integration functions which may include: 1\) System more
    Lockheed Martin (07/12/25)
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  • Information Technology Systems

    Parsons Corporation (Colorado Springs, CO)
    …teaming highly respected subject matter experts with brilliant technologists. Are you an experienced Systems Engineer looking to grow your skillset and work on a ... space domain? We need your help. The Information Technology System Engineer will provide dedicated IT support...+ ( Security +), Certified Network Defender (CND), or Systems Security Certified Practioneer (SSCP) + TS/SCI… more
    Parsons Corporation (06/13/25)
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  • Reentry Systems Engineer

    Lockheed Martin (Littleton, CO)
    Systems Engineer ** will focus on the physical interfaces between systems and subsystems in a highly complex system \-of\- systems environment\. ... programmatic issues to subordinates, peers, management and customers * Active Secret Security clearance ; US Citizenship is required **Desired Skills:** *… more
    Lockheed Martin (07/30/25)
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  • Systems Engineer - Requirements,…

    Lockheed Martin (Littleton, CO)
    …applying MBSE concepts in a Systems Engineering role * Prior SAP access ** Security Clearance Statement:** This position requires a government security ... Martin Space is looking for an innovative and experienced Systems Engineer to support the team that...support the team that designs, develops, fields and operates systems for a variety of national security more
    Lockheed Martin (08/01/25)
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  • Systems Engineer

    Lockheed Martin (Longmont, CO)
    …knows what it takes to get there\. Lockheed Martin is looking for an energetic Systems Engineer to join the Next Generation GEO \(NGG\) team in Denver, ... * Experience developing and executing test plans * Secret Security clearance with ability to obtain TS/SCI...Professional **Business Unit:** SPACE **Relocation Available:** No **Career Area:** Systems Engineering: System of Systems more
    Lockheed Martin (07/12/25)
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  • Systems Development Engineer

    Amazon (Denver, CO)
    …with a solid background in solving hard problems that span the software development, systems engineering and systems security disciplines. As a member of ... selected must currently possess and maintain an active TS/SCI security clearance . The position further requires that,...components - Monitor the health of the fleet, automating system health, maintenance tasks, and reporting systems more
    Amazon (05/16/25)
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  • Senior Information Security Engineer

    Lumen (Denver, CO)
    …such as Ansible, Chef, etc. Background in system , network, or security admin/engineering on Unix. Active TS clearance with current SSBI/T5R investigation ... appropriate manner to management, operations and executive leadership. Recommend new security policy, standards, best practices, and system configuration… more
    Lumen (07/25/25)
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  • Sr Systems Engineer

    Belcan (Englewood, CO)
    …job is available with our client in Englewood, CO as a Systems Engineer III, you will Define and manage system architectures, interfaces and requirements ... Sr Systems Engineer Job Number: 357818 Category: ...(V&V) principles Is this worker required to have a security clearance * - Current active. Secret US … more
    Belcan (06/04/25)
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