• Space Mission Analyst

    Lockheed Martin (Littleton, CO)
    …* 2\+ years experience in modeling and simulation tools, such as STK or AFSIM * Active Top Secret clearance with the ability to obtain a TS /SCI clearance * ... Space Effects \(ISE\) team is searching for an operations analyst or engineer with experience in multi\-domain \(e\.g\. space, air, terrestrial\) mission modeling,… more
    Lockheed Martin (07/12/25)
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  • Principal Systems Engineer (Onsite)

    RTX Corporation (Aurora, CO)
    …date.​ US citizenship is required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** TS /SCI with Polygraph At Raytheon, the ... Change (RFC) impact reviews and assessment experience. + **An active and transferable TS /SCI CI Poly US government issued security clearance is required prior… more
    RTX Corporation (07/09/25)
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  • Engineer II - Mission Planning (Onsite)

    RTX Corporation (Aurora, CO)
    …start date.​ US citizenship is required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** TS /SCI with CI Poly - Current At ... world. We are seeking an innovative and talented Systems Engineer II to provide engineering support to a team...Wiki, JavaScript, MySQL, Linux). + **An active and transferable TS /SCI CI Poly US government issued security more
    RTX Corporation (06/18/25)
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  • ADC Engineer II, AI/ML ADC

    Amazon (Denver, CO)
    …requires that the candidate selected must currently possess and maintain an active TS /SCI security clearance with polygraph. The position further requires the ... greater efficiency, collaboration, and service utilization. A successful ADC Engineer II joining the team will work closely with...or a related field. - Current, active US Government Security Clearance of TS /SCI with Polygraph Preferred… more
    Amazon (06/03/25)
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  • Circuit Design Engineering Manager, Flight…

    Lockheed Martin (Littleton, CO)
    …equivalent high reliability applications\. * Willing and able to obtain and maintain a Top Secret security clearance, thus US Citizenship is required\. ... Space is a critical domain, connecting our technologies, our security , and our humanity\. While others view space as...position, you will need to obtain and maintain a ** Top Secret clearance** , thus **US Citizenship**… more
    Lockheed Martin (07/12/25)
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  • Network Operations Center (NOC) Engineer

    CACI International (Denver, CO)
    Network Operations Center (NOC) Engineer (Tier 2) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with ... basis. **The Opportunity** : Team CACI is seeking a Network Operations Center Engineer to support a diverse network infrastructure, including CAN, LAN, C&T, CORE,… more
    CACI International (07/26/25)
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  • Radio Frequency (RF) Engineer

    Huntington Ingalls Industries (Colorado Springs, CO)
    …Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $90,163.00 - $128,804.00 Security Clearance: TS /SCI Level of Experience: Mid This ... defense - the data evolution - by accelerating a breadth of national security solutions for government and commercial customers. Our capabilities range from C5ISR,… more
    Huntington Ingalls Industries (08/02/25)
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  • Network Engineer

    ISYS Technologies (Boulder, CO)
    …in Boulder, CO .This position will be on-site and will require an active Secret clearance, TS /SCI preferred. + Configuration and management of Juniper and Cisco ... Minimum Clearance Required Secret Responsibilities I2X Technologies is a reputable technology...or Master's with 12 years + Ability to obtain TS /SCI clearance + Ability to obtain CompTIA Security more
    ISYS Technologies (07/24/25)
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  • Mid Career Cybersecurity Engineer

    Lockheed Martin (Littleton, CO)
    …* Understanding of supply chain risk management * Possess an active TS /SCI security clearance * Compliance with DoD Cybersecurity Workforce qualification ... coding * Perform threat and vulnerability assessments * Work with lead Cyber Engineer , in teams, and independently * Position is full\-time, on\-site with limited… more
    Lockheed Martin (07/12/25)
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  • Amazon Dedicated Cloud Engineer , EC2,…

    Amazon (Denver, CO)
    …requires that the candidate selected must currently possess and maintain an active TS /SCI security clearance with polygraph. The position further requires the ... Do you have a deep passion and desire to engineer and operate the world's largest cloud computing infrastructure...least one scripting language - Current, active US Government Security Clearance of TS /SCI with Polygraph Preferred… more
    Amazon (06/28/25)
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