• Xcel Energy (Denver, CO)
    …Energy could be just what you're looking for. **Position Summary** The Sr. IT Network Engineer is responsible for leading technical aspects of IT solution ... and architecture. + Broad and deep knowledge of technology architecture, infrastructure, network , security and software principles and models. + Experience… more
    DirectEmployers Association (10/10/25)
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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 ... the NREL's Energy Systems Integration Facility (ESIF) seeks to fill a senior electrical engineering position in the laboratory research operations center. The… more
    DirectEmployers Association (08/20/25)
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  • 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 (09/24/25)
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  • Senior Network Security

    GovCIO (Denver, CO)
    **Overview** GovCIO is currently hiring for a Senior Network Security Engineer with an active Secret clearance to plan and coordinate IT security ... USD $170,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/6401/ senior - network - security - engineer /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_… more
    GovCIO (08/02/25)
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  • Voice and Data Network Engineer I,…

    Tri-State Generation and Transmission Association, Inc. (Westminster, CO)
    …and Data Network Engineer II, job grade 8, Voice and Data Network Engineer III, job grade 9; or Senior Voice and Data Network Engineer , job ... for voice, data, and industrial systems integration. It ensures network reliability, scalability, and security while aligning...(STD), Employee Assistant Program (EAP) and Paid Leave Benefits. ** Senior Voice and Data Network Engineer more
    Tri-State Generation and Transmission Association, Inc. (08/16/25)
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  • Network Security Engineer

    Noblis (Denver, CO)
    …make security -focused architectural recommendations in complex environments. The TIS Security Engineer will support the FAA Telecommunications and Integrated ... FAA or transportation sector. + Proven experience with hands-on network engineer or architecture and understands ...field. + 6+ years of experience in cybersecurity or network security roles + Subsitutions: For anything… more
    Noblis (09/18/25)
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  • Senior Network Engineer

    ManTech (Boulder, CO)
    **MANTECH** seeks a motivated and customer-oriented ** Senior Network Engineer ** to join our team in **Boulder, CO** . This role is part of the Infrastructure ... Support (IS) team and is critical for maintaining the stability, integrity, and security of a high-impact large scale enterprise network infrastructure. The… more
    ManTech (09/30/25)
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  • Senior Information Security

    Lumen (Denver, CO)
    …risk mitigation to help the business succeed with their projects. *Consult as security subject matter expert with network architects, engineers, and others on ... with configuration management tools such as Ansible, Chef, etc. *Background in system, network , or security admin/engineering on Unix. *Active TS clearance with… more
    Lumen (10/15/25)
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  • Senior Cloud Security

    Navient (Denver, CO)
    …we are about 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 .** **As the Senior Cloud Security Engineer , you...initiatives that strengthen system resilience, like backup integrity and network access control. + Manage and tune web protection… more
    Navient (08/20/25)
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  • Senior Principal Cyber Security

    ManTech (Denver, CO)
    **ManTech** seeks a motivated, career and customer-oriented ** Senior Principal Cyber Security Engineer ** to join our team in the **Denver, CO.** ... administration, general operating system security practices, TCP/IP networking, and network security concepts + Knowledge of Certification & Accreditation… more
    ManTech (10/16/25)
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  • Senior Information Security

    Lumen (Denver, CO)
    …connect the world and shape the future. **The Role** Lumen Technologies is seeking a Senior Information Security Engineer who can be part of planning, ... user behavior analytics. + Broad technical knowledge of current and emerging network and security technologies. **Compensation** This information reflects the… more
    Lumen (10/17/25)
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  • Network Engineer Tier 3

    CACI International (Denver, CO)
    …applications are needed on an ongoing basis. **Opportunity:** Team CACI is seeking a Senior Network Engineer to support an Intelligence Community customer's ... Network Engineer Tier 3 Job Category:... equipment (Cisco, Juniper, etc.) + Strong understanding of network security principles and best practices +… more
    CACI International (07/26/25)
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  • Network Operations Center (NOC)…

    CACI International (Denver, CO)
    network devices (routers, switches, firewalls, etc.) + Implement and maintain network security measures + Create and maintain network documentation ... Network Operations Center (NOC) Engineer (Tier...with Cisco networking equipment and configurations + Understanding of network security principles and best practices +… more
    CACI International (07/26/25)
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  • Edge Solution Engineer - Specialist…

    Deloitte (Denver, CO)
    Edge Solution Engineer (Specialist Senior ) AI & Engineering (Connected Edge) Join our AI & Engineering team in transforming technology platforms, driving ... ahead with the latest technology advancements. As a Edge Engineer at Deloitte Consulting, you will be responsible for...and onboard edge devices and platforms, ensuring compliance with network and security standards. + Edge Management… more
    Deloitte (10/17/25)
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  • Sr Network Engineer - DNS

    The Hertz Corporation (Denver, CO)
    **A Day in the Life:** The ** Senior DNS Engineer ** will be part of a Global team working on key Technology Infrastructure projects aligned with Global Business ... strategy, within agreed parameters of time. As part of the Global Network team, you will be the technical lead for DNS technologies, supporting the Hertz Data… more
    The Hertz Corporation (08/13/25)
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  • Senior Software Engineer

    Teradata (Denver, CO)
    …4/Layer 7 Load Balancing + VPCs, ACLs, Subnets, Peering, Firewalls, DNS resolution, and network security + Collaborate across teams and work closely with ... solve their most complex data analytics challenges. As a Senior Software Engineer you will have the...driving solutions. + Design and implement scalable and secure network architectures across AWS, Azure, and GCP. + Design,… more
    Teradata (10/09/25)
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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; ... OK; Virginia Beach, Virginia, United States **Company Overview** Throughout our worldwide network of experts, clients and communities, we are renowned for our… more
    Jensen Hughes Inc. (08/19/25)
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  • Senior Machine Learning Engineer

    CVS Health (Denver, CO)
    …day. **POSITION SUMMARY** Cyber Defense within CVS Health is seeking a well experienced Senior Machine Learning Engineer to join and technically lead our growing ... team. Senior Machine Learning Engineer will be responsible...5+ years of expertise in machine learning, statistical analysis, security , and network data to model risk-driven… more
    CVS Health (09/22/25)
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  • Senior Azure/Linux Engineer (Fed/…

    Deloitte (Denver, CO)
    …learners focused on technology and innovation. Work you will do: The Cloud Engineer is responsible for implementation, management, cloud security and automation ... of the Azure Government and AWS GovCloud for Deloitte GPS. The Cloud Engineer will work within Deloitte Cloud Framework to implement security controls and works… more
    Deloitte (09/13/25)
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  • (USA) Senior , Systems and Infrastructure…

    Walmart (Denver, CO)
    **Position Summary ** Join Walmart/VIZIO as a Senior Systems and Infrastructure Engineer and play a pivotal role in our cloud migration, modernization, and ... security initiatives. This is your opportunity to lead high-impact...technology infrastructure engineering across areas such as compute, storage, network , mobility or virtualization-related technologies. Option 2: 5 years'… more
    Walmart (07/23/25)
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