• Applied Research Associates, Inc. (Littleton, CO)
    …sensing, laser/material interactions, sensor development in support of national security applications. These projects will require close coordination with subject ... a US citizen and be able to obtain a security clearance. This position will initially support active contracts...end users. What you'll do as an ARA Staff Scientist/ Engineer : + Acquire and develop in-depth understanding of laser/optical… more
    DirectEmployers Association (10/17/25)
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  • Applied Research Associates, Inc. (Littleton, CO)
    …customers and end users. We are seeking a dynamic, highly skilled Engineer /Researcher with a background in uncrewed underwater vehicles (UUVs) to support research, ... Preferred Experience + Experience in federally funded research + Active DoD Secret security clearance + Custom vehicle design (UUVs, AUVs, ASVs, ROVs) + Surface and… more
    DirectEmployers Association (10/07/25)
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  • Xcel Energy (Denver, CO)
    …be just what you're looking for. **Position Summary** The Sr. IT Network Engineer is responsible for leading technical aspects of IT solution delivery, strategic ... business unit objectives. They are a consultant to business managers, architecture, security and operations teams to drive cross-awareness of business needs and… more
    DirectEmployers Association (10/10/25)
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  • Red River (Denver, CO)
    …goal to support those outcomes. As a Senior Microsoft 365 Deployment Engineer , your primary responsibility is to oversee the successful implementation and deployment ... involve migrating data from on-premises systems to the cloud, setting up security policies, managing user access, and configuring theMicrosoft 365 stack. + Identify… more
    DirectEmployers Association (09/24/25)
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  • Ralliant (Denver, CO)
    …and Azure AI services + Strong grasp of data governance, security , and compliance frameworks **Preferred Certifications:** + Microsoft Certified: Fabric Analytics ... Engineer Associate (DP-600) + Microsoft Certified: Azure Data Engineer Associate (DP-203) + Microsoft Certified: Azure Solutions Architect Expert (AZ-305)… more
    DirectEmployers Association (07/23/25)
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  • National Renewable Energy Laboratory (Golden, CO)
    **Posting Title** Senior Research Operations Engineer . **Location** CO - Golden . **Position Type** Regular . **Hours Per Week** 40 . **Working at NREL** NREL is ... federal Personal Identity Verification (PIV) card as required by Homeland Security Presidential Directive 12 (HSPD-12), which includes a favorable background… more
    DirectEmployers Association (08/20/25)
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  • Space Systems Cyber Security

    General Atomics (Englewood, CO)
    …defense, civil, commercial, and academic mission requirements. We're seeking a Space Systems Cyber Security Engineer to join our team in Englewood, CO. In this ... role, you'll collaborate closely with the lead cyber security engineer to implement program strategies aimed at achieving and maintaining authority to operate… more
    General Atomics (10/08/25)
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  • Lead Information Security Engineer

    Lumen (Denver, CO)
    …world and shape the future. **The Role** Lumen Technologies is seeking a Lead Information Security Engineer who can help design, engineer , build, deploy, and ... candidates based anywhere in the US **The Main Responsibilities** + Investigate, engineer , deploy, troubleshoot, & support technologies to monitor network and host… more
    Lumen (10/17/25)
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  • Systems Security Engineer II

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …about creating and managing for highly complex systems? Join our team! As a Systems Security Engineer II, you will be using your skills and expertise to design, ... The ISR (Intelligence, Surveillance & Reconnaissance), Aviation, and Security (IAS) business area is a leader in ISR and aviation, it is a leading prime manned and… more
    Sierra Nevada Company, LLC (09/10/25)
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  • Offensive Security Engineer , Red…

    Meta (Denver, CO)
    **Summary:** Meta's Security team is looking for an Offensive Security Engineer that can deliver technical expertise for our Red Team Operations Group (RTOG) ... both as short-term mitigations and long-term improvements. **Required Skills:** Offensive Security Engineer , Red Team Operations Group Responsibilities: 1.… more
    Meta (10/21/25)
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  • Network Security Engineer - Multiple…

    Noblis (Denver, CO)
    …make security -focused architectural recommendations in complex environments. The TIS Security Engineer will support the FAA Telecommunications and Integrated ... highly technical professionals with a strong foundation in network architecture, design, and security - individuals who are ready to step up from traditional network… more
    Noblis (09/18/25)
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  • Cloud Security Engineer - AWS…

    Bank of America (Denver, CO)
    Cloud Security Engineer - AWS Vulnerability & Misconfiguration Management Chicago, Illinois;Charlotte, North Carolina; Denver, Colorado; Jacksonville, Florida; ... an impact. Join us! We are seeking a skilled and motivated Cloud Security Engineer to join our cybersecurity team. This role focuses on proactively identifying,… more
    Bank of America (09/05/25)
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  • Senior Cloud Security Engineer

    Navient (Denver, CO)
    …our mission, read more below, and let's build something great together! **The Senior Cloud Security Engineer position will report to the Head of Security .** ... Engineer , you will:** + Partner with Infrastructure Engineering to align security controls with architecture, participating in design reviews and threat modeling… more
    Navient (08/20/25)
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  • Systems Security Engineer I

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …for IT and security ? We have a great opportunity for you! As a Systems Security Engineer I, you will be using your skills and expertise to design, test, and ... implement our secure operating systems, networks, security monitoring, and tuning. You'll be responsible for the...You'll be responsible for the management of our IT security systems and applications, incident response, digital forensics, loss… more
    Sierra Nevada Company, LLC (10/16/25)
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  • Security Engineer

    Meta (Denver, CO)
    …To apply, click "Apply to Job" online on this web page. **Required Skills:** Security Engineer Responsibilities: 1. Identify, build, and configure security ... and drive rapid deployment of countermeasures. 4. Assess the security of the core infrastructure and take a hands-on...attacks. 7. Work with members of IT, Operations, and Security teams to harden the infrastructure against attack. 8.… more
    Meta (10/20/25)
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  • Sr Lead Information Security

    Lumen (Denver, CO)
    …Role** We are seeking a highly skilled and experienced Senior Lead Information Security Engineer specializing in Cloud and Virtualization, to join the Public ... Sector Security Architecture and Engineering team. In this role, you...will be a part of a team that builds security solutions to protect Lumen public sector customers and… more
    Lumen (10/14/25)
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  • Senior Security Engineer

    Zoom (Denver, CO)
    What You Can Expect Senior Security Engineer (Cryptography) at Zoom is responsible for designing, and guiding encryption primitives implementation for Zoom video ... should possess a combination of strong technical knowledge across multiple product security domains, a solid Cryptography background and preferably has experience in… more
    Zoom (10/07/25)
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  • Senior Application Security Engineer

    Confluent (Denver, CO)
    …One Confluent. One Team. One Data Streaming Platform. **About the Role:** As an application security engineer at Confluent, you will join a team of security ... and engineers responsible for defining and executing on the security strategy of our product for both on-prem offerings...on-prem offerings and Cloud services. You will ensure that security is embedded in how we build our products… more
    Confluent (10/02/25)
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  • Sr. Security Engineer - Hybrid…

    GuideOne Insurance (Denver, CO)
    We're looking for a seasoned Senior Security Engineer with 5-10 years of hands-on experience in cybersecurity, with a strong focus on AWS cloud environments. ... This role demands a deep command of security architecture, cloud infrastructure, and sophisticated threat detection and...of our team, you'll spearhead efforts to strengthen our security posture, drive strategic initiatives, and serve as a… more
    GuideOne Insurance (10/02/25)
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  • Security Engineer II

    Trustmark (Denver, CO)
    …best to our colleagues, clients and communities. We are seeking a highly skilled Cyber Security Engineer to join our team and play a pivotal role in safeguarding ... information. You will be responsible for engineering, implementing and monitoring security measures for the protection of Trustmark's computer systems, networks and… more
    Trustmark (09/20/25)
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