• Red River (Denver, CO)
    …of our customers, and it is our goal to support those outcomes. As a Senior Microsoft 365 Deployment Engineer , your primary responsibility is to oversee the ... 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 (11/06/25)
    - Save Job - Related Jobs - Block Source
  • Sr . Security Engineer

    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 response techniques. As a key member of our… more
    GuideOne Insurance (10/02/25)
    - Save Job - Related Jobs - Block Source
  • Sr . Security Research…

    Proofpoint (Denver, CO)
    …role has a direct and real-time impact protecting Proofpoint customers. As a Senior Security Research Engineer on Proofpoint's Threat Research team, ... more than half of the Fortune 1000, rely on Proofpoint for people-centric security and compliance solutions mitigating their most critical risks across email, the… more
    Proofpoint (10/22/25)
    - Save Job - Related Jobs - Block Source
  • Sr Systems Integration &Test…

    RTX Corporation (Aurora, CO)
    …create a safer, more secure world. + We have an exciting opportunity for a ** Sr ** **Systems Integration and Test Engineer - Automated Testing** supporting one of ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (11/06/25)
    - Save Job - Related Jobs - Block Source
  • Sr . Software Engineer

    Vertafore (Denver, CO)
    …Denver, Colorado, with offices across the US, Canada, and India. JOB DESCRIPTION As a Sr . Software Engineer , you will shape and improve the experience of key ... not a primary duty compared to developing and supporting code, a software engineer at Vertafore also works directly with customers as part of a cross-functional… more
    Vertafore (08/23/25)
    - Save Job - Related Jobs - Block Source
  • Sr Systems Engineer , Controls…

    Amazon (Denver, CO)
    …e-commerce, cloud computing, and AI/ML environments. We are seeking a passionate and motivated Sr . Systems Engineer to join our team of Windows, Linux, and AWS ... growing environment. The ideal candidate will have strong experience in Cyber Security , Systems Engineering and DevOps for Windows and Linux systems. Hands-on… more
    Amazon (11/09/25)
    - Save Job - Related Jobs - Block Source
  • Sr . Network Engineer

    NBC Universal (Centennial, CO)
    …completed during 2025. NBCUniversal's Operations & Technology organization has an opening for a Senior Network Engineer . The Senior Network Engineer will ... and verbal communication skills, and an ability to articulate security objectives to a variety of audiences. . Ability...and best practices This position has been designated as hybrid , which currently requires contributing from the office a… more
    NBC Universal (11/13/25)
    - Save Job - Related Jobs - Block Source
  • Sr . System Safety Engineer

    RTX Corporation (Aurora, CO)
    …**What You Will Do:** + This is an exciting opportunity for a highly motivated ** Senior System Safety Engineer ** to join us **onsite** in a closed area program ... Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US...with the LCE Safety Engineering Team. + As a ** Senior System Safety Engineer ** , your responsibilities… more
    RTX Corporation (10/31/25)
    - Save Job - Related Jobs - Block Source
  • Sr . Sales Engineer , Federal…

    Rubrik (Denver, CO)
    …win, we want to talk to you! Rubrik is looking for a Federal Sales Engineer on our Civilian Federal team to provide technical direction and business guidance to the ... regional sales team. As a Sales Engineer , you will be accountable for regional revenue goals...for evangelizing, positioning, and architecting the industry's first hyper-converged hybrid cloud data management platform for a mix of… more
    Rubrik (08/30/25)
    - Save Job - Related Jobs - Block Source
  • Sr . Missile Systems Integration & Test…

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …Corporation (SNC) is seeking a dynamic and skilled Systems Integration & Test Engineer to play a critical role in the research, design, development, testing, ... defense. The ISR (Intelligence, Surveillance & Reconnaissance), Aviation, and Security (IAS) business area is a leader in ISR...Industry + Experience with weapons or missile systems + Senior skill set includes ability to perform all stated/implied… more
    Sierra Nevada Company, LLC (09/01/25)
    - Save Job - Related Jobs - Block Source
  • Sr . Managed Services Engineer

    SHI (Denver, CO)
    …technology you need to thrive - in our offices or yours.** **Job Summary** The Senior Managed Services Engineer is responsible for supporting a designated set of ... Service reliability & governance (MSP-ready): change/incident/problem management; DR/BCP (multi-zone, hybrid ); patching/LCM and upgrade planning; security reviews,… more
    SHI (10/14/25)
    - Save Job - Related Jobs - Block Source
  • Sr . Product Manager (Remote)

    GovCIO (Denver, CO)
    **Overview** The Senior Product Manager for PGHD Field Testing will play a pivotal role in advancing the Department of Veterans Affairs' (VA) use of ... Patient-Generated Health Data to enhance Veteran care. Reporting to the Senior Program Manager for PGHD, this position leads national pilots and technical field… more
    GovCIO (11/07/25)
    - Save Job - Related Jobs - Block Source
  • Principal Platform Engineer / Linux…

    RTX Corporation (Aurora, CO)
    …Centretech Pkwy Building S75, Aurora, CO, 80011 USA **Position Role Type:** Hybrid **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and ... transferable US government issued security clearance is required prior to start date.​ US...world. Raytheon Technologies (RTX) is seeking a **Principal Platform Engineer / Linux** with well-rounded Linux Infrastructure Engineering expertise… more
    RTX Corporation (11/04/25)
    - Save Job - Related Jobs - Block Source
  • Senior Principal RF Engineer

    RTX Corporation (Aurora, CO)
    …safer, more secure world. The Apertures and RF Team at Raytheon is looking for a Sr . Principal Engineer , Electrical & Electronics Engineering to be a member of a ... Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US...regardless of whether the role is designated as on-site, hybrid or remote._** The salary range for this role… more
    RTX Corporation (11/12/25)
    - Save Job - Related Jobs - Block Source
  • Senior Directory Services Engineer

    Ryder System (Denver, CO)
    …adoption, modernization of legacy environments, and decommissioning of outdated infrastructure. The senior engineer acts as a subject matter expert and technical ... here (http://ryder.com/job-applicant-privacy-policy) ._ **Job Description** : **General Summary** The Senior Directory Services Engineer is responsible for the… more
    Ryder System (09/02/25)
    - Save Job - Related Jobs - Block Source
  • Senior . Platform Engineer - Linux…

    RTX Corporation (Aurora, CO)
    …a talented ** Senior Platform Linux - (Front End Processor (FEP) Engineer )** with experience in traditional infrastructure design to support our Linux based Front ... Exchange Meetings (TEMs) to help develop the environment from requirements. The ** Senior Platform Linux (FEP) Engineer ** will support design, development, and… more
    RTX Corporation (10/17/25)
    - Save Job - Related Jobs - Block Source
  • Senior Systems Integration and Test…

    RTX Corporation (Aurora, CO)
    …satellite ground system capture effort? We have an exciting opportunity for a ** Senior Integration and Test Engineer ** to provide leadership and direction to ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (10/16/25)
    - Save Job - Related Jobs - Block Source
  • Senior Mobile Engineer

    Allegion (Golden, CO)
    …the most engaged workplace cultures in the world._ Allegion is looking for a passionate Senior Mobile Engineer to work as part of a highly engaged small team ... **Creating Peace of Mind by Pioneering Safety and Security ** _At Allegion, we help keep the people...excellence. This role offers the benefits of our dynamic hybrid work model-combining in-person collaboration for meaningful moments with… more
    Allegion (10/05/25)
    - Save Job - Related Jobs - Block Source
  • 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. (08/19/25)
    - Save Job - Related Jobs - Block Source
  • Senior Firmware Engineer

    Allegion (Golden, CO)
    …Workplace Award, which recognizes the most engaged workplace cultures in the world._ ** Senior Firmware Engineer ** Allegion is looking for a passionate _Senior ... **Creating Peace of Mind by Pioneering Safety and Security ** _At Allegion, we help keep the people...with other firmware engineers and project leads in a hybrid work environment + Support cross-functional engineering, manufacturing, and… more
    Allegion (11/12/25)
    - Save Job - Related Jobs - Block Source