• Sr . Security Research

    Proofpoint (Denver, CO)
    …the Fortune 100 trust us as a security partner. **The Role** The Role As a Sr . Security Research Engineer on Proofpoint's Threat Research team, ... are helping to: + Build and enhance our proven security platform + Blend innovation and speed in a...techniques, and procedures. This role is designed to enable research and analysis activities by creating tooling to enhance… more
    Proofpoint (12/09/25)
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  • Sr RF Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …and Empower the next generation to transform humanity through technology and imagination! As a Sr RF Engineer , you will be using your skills and expertise to ... and signal processing. The ISR (Intelligence, Surveillance & Reconnaissance), Aviation, and Security (IAS) business area is a leader in ISR and aviation, it… more
    Sierra Nevada Company, LLC (12/17/25)
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  • Sr Vulnerability Engineer

    Datavant (Denver, CO)
    …to realize our bold vision for healthcare. **What We're Looking For** As a ** Sr Vulnerability Engineer ** , you will be responsible for identifying, assessing, ... CIS, FedRAMP + Have a deep understanding of Application, Cloud and Container security . Hands on vulnerability assessment, research experience in a multicloud… more
    Datavant (12/13/25)
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  • Sr Principal Electrical System…

    BAE Systems (Westminster, CO)
    …awards. Other incentives may be available based on position level and/or job specifics. ** Sr Principal Electrical System Engineer Mechanisms Lead - $10K Sign On ... in an office, laboratory, production floor, or cleanroom, outdoors or remote research environment. + May occasionally work in production work centers where use… more
    BAE Systems (12/03/25)
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  • Sr Principal Engineer Electrical…

    BAE Systems (Westminster, CO)
    …awards. Other incentives may be available based on position level and/or job specifics. ** Sr Principal Engineer Electrical System Lead - $10K Sign On Bonus** ... in an office, laboratory, production floor, or cleanroom, outdoors or remote research environment. + May occasionally work in production work centers where use… more
    BAE Systems (12/03/25)
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  • Sr Systems Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …systems that protect and sustain our way of living. Join our team! As a Senior Systems Engineer within our Mission Systems Integration directorate, you'll play a ... and CUAS technologies. You will use your skills and expertise to research , architect, model, simulate, test, certify, and improve cutting-edge defense solutions.… more
    Sierra Nevada Company, LLC (11/18/25)
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  • Sr Data Engineer - Onsite

    Bio-Techne (Denver, CO)
    …Pay Range: $100,800.00 - $165,600.00 Job Description Summary We are seeking a Senior Data Engineer to lead the design and implementation of scalable, ... join a company with a powerful and positive purpose of enabling cutting-edge research in Life Sciences and Clinical Diagnostics. Bio-Techne, and all of its brands,… more
    Bio-Techne (12/07/25)
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  • Project Engineer Sr .

    Lockheed Martin (Littleton, CO)
    …of the strategic deterrence\. This position is in support of the Chief Engineer 's Office on the Fleet Ballistic Missile \(FBM\) program\. We are seeking a ... develops and maintains FBM specific engineering training materials as well as research and incorporate Lockheed Martin Enterprise and Space training, to provide a… more
    Lockheed Martin (11/01/25)
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  • Sr Electrical Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …through technology and imagination! Electrical engineers at Sierra Nevada Corporation research , design, develop, test, certify, deploy and improve cutting edge ... systems. The ISR (Intelligence, Surveillance & Reconnaissance), Aviation, and Security (IAS) business area is a leader in ISR...the ability to obtain and maintain a Secret US Security Clearance. US Citizenship status is required as this… more
    Sierra Nevada Company, LLC (12/09/25)
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  • Sr . Software Development Engineer

    Vertafore (Denver, CO)
    …automation + Develop scripts and tools for our continuous integration system + Research new testing tools and technologies + Review specs and technical designs from ... every day, and delivering results you can see, we provide the level of trust and security that insurance is all about. . Bias to Action: We're united by an innate… more
    Vertafore (10/25/25)
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  • Research Science / Senior AI Machine…

    CACI International (Aurora, CO)
    Research Science / Senior AI Machine Learning Research Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: Top ... an exciting new opportunity for a Senior AI and Machine Learning Research Engineer . Apply machine learning, statistics, to develop algorithms to solve… more
    CACI International (11/25/25)
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  • Data Scientist / Senior AI Machine Learning…

    CACI International (Aurora, CO)
    Data Scientist / Senior AI Machine Learning Research Engineer Job Category: Science Time Type: Full time Minimum Clearance Required to Start: Top Secret ... for a Senior AI and Machine Learning Research Engineer . Apply machine learning, statistics, to...the ability to obtain, maintain and/or transfer the required security clearance as dictated by the contract + Must… more
    CACI International (11/25/25)
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  • Senior Research Engineer

    Oracle (Denver, CO)
    …learning and optimization. Our AI and Applied Science team is seeking a highly motivated Senior Research Engineer , for our AI Data platform to lead ... LLM modeling, and human-in-the-loop experiences. In this role you will research , architect, and prototype next‑generation agents (tool use, planning, orchestration)… more
    Oracle (12/16/25)
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  • Senior Research Engineer

    Oracle (Denver, CO)
    …and optimization. Our AI and Applied Science team is seeking a highly motivated Senior Research Engineer to perform innovation in agent planning, reasoning, ... Data platform and intelligent applications. In this role, you will research , architect, and prototype nextgeneration agent planning and orchestration techniques… more
    Oracle (12/16/25)
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  • Senior Principal Offensive Security

    Oracle (Denver, CO)
    **Job Description** Job Description **Offensive Security Engineer ** Oracle Cloud Infrastructure Group The Oracle Cloud Infrastructure (OCI) Offensive Security ... to customers. The Offensive Security group performs security assessments, vulnerability research , static and dynamic...us! Our ideal candidate is a hardworking and hands-on engineer who cares about security and improves… more
    Oracle (11/25/25)
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  • Digital Signal Processing Engineer

    Parsons Corporation (Denver, CO)
    …**Job Description:** Parsons Company, is seeking qualified candidates to fill a Sr . Digital Signal Processing Engineer (DSP) positions at our headquarters ... in Chantilly, VA. We are currently searching for full-time Sr . Level Digital Signal Processing Engineers that will design,...We meet customer and mission needs by leveraging cutting-edge research and technology, using small teams to rapidly get… more
    Parsons Corporation (10/21/25)
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  • Transmission Planning Engineer (Entry,…

    Xcel Energy (Denver, CO)
    …requires a balance of technical acumen and strong communication skills, as the senior engineer will need to convey technical concepts clearly and effectively ... systems engineering. Engineer will work under the guidance of more senior engineers, learning the intricacies of planning and modeling tools used for system… more
    Xcel Energy (12/09/25)
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  • Senior Security Engineer

    Oracle (Denver, CO)
    …in threat hunting, analyzing indicators of compromise (IOCs), investigating security incidents, managing incident responses, and conducting digital forensics across ... SaaS platforms. In this role, you will be part of a dedicated security operations team, leveraging data loss prevention, case management tools, and developing… more
    Oracle (11/25/25)
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  • Senior Systems Engineer - IT

    Lockheed Martin (Littleton, CO)
    …\(RMS\) is looking for engineering professionals to work on the Trusted Security Solutions \(TSS\) program to engineer Cross\-Domain Solution \(CDS\) products\. ... **Description:** **WHO WE ARE** Lockheed Martin is a global security and aerospace company that employs approximately 120,000 people...YOU ARE** Lockheed Martin is seeking a highly motivated Senior Systems Engineer \-IT to join our Radiant… more
    Lockheed Martin (11/12/25)
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  • Senior Fire Protection Engineer

    Jensen Hughes Inc. (Denver, CO)
    Senior Fire Protection Engineer Allen, Texas, United States; Atlanta, Georgia, United States; Austin, Texas, United States; Baltimore, Maryland, United States; ... upheld since 1939. Today, our expertise extends broadly across closely related security and risk-based fields - from accessibility consulting and risk analysis to… more
    Jensen Hughes Inc. (11/18/25)
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