• Systems Administrator III

    TEKsystems (Greenwood Village, CO)
    …smooth operations. - Perform switch upgrades and manage Palo Alto firewalls. - Administer Cisco ASA VPNs and assist with VPN configurations. - Ensure alerts and ... firewall management, security management, troubleshooting network, Zerto, Palo Alto Firewall, Cisco ASA VPN, devops, Ansible, Terraform Top Skills Details… more
    TEKsystems (10/29/25)
    - Related Jobs

  • Platform Network Engineer II (Onsite)

    RTX Corporation (Aurora, CO)
    …Advanced Experience configuring, deploying, and supporting network systems (Eg Cisco , Cisco Nexus, Cisco ASA , Brocade) + Experience Troubleshooting Layer ... your Linux skills at the command line to deploy updates and change products for Cisco based network systems to support program needs + You will provide guidance on… more
    RTX Corporation (08/16/25)
    - Related Jobs

  • Systems Engineer Principal

    General Dynamics Information Technology (Fort Carson, CO)
    …and working knowledge in Linux, Cisco Internet Operating system (IOS), Cisco NXOS, ASA firewalls, data packet routing, switching, proxy services, and ... Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Cisco ,Data Center Management,NetApp Storage Systems,VMware vCenter,VMware vSphere **Certifications:** CCNP:… more
    General Dynamics Information Technology (08/13/25)
    - Related Jobs

  • Network Engineer - Mergers & Acquisitions Focus…

    Iron Mountain (Denver, CO)
    …protocols (BGP, OSPF), and practical experience with firewall administration (eg, Palo Alto, Cisco ASA ) and SD-WAN technologies. + **Proven ability** in complex ... network components, including routing and switching (OSPF, BGP), SD-WAN (eg, Cisco Meraki, Aruba, Silverpeak), and wireless solutions across newly acquired sites… more
    Iron Mountain (10/21/25)
    - Related Jobs

  • Senior Platform Network Engineer (Onsite)

    RTX Corporation (Aurora, CO)
    …Experience Using Automation Frameworks + Experience in other network products (Eg Cisco , Cisco Nexus, Cisco ASA , Brocade) is a plus + Basic Experience ... with containerization tools such as Kubernetes, Docker, Rancher is a plus + Current Comp TIA Security + certification **What We Offer** + Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value:… more
    RTX Corporation (09/19/25)
    - Related Jobs

  • Journeyman Wireless Engineer

    V2X (Aurora, CO)
    …cater to their appropriate needs. + Manage firewalls, such as Palo Alto, Juniper, or Cisco ASA . + Uses tools to evaluate, test, and tweak wireless products, such ... as routers, switches, hubs, bridges, VPNs, and network amplifiers. + Designs and validates the performance, quality, and reliability of the RF link. + Designs and implements WLANs and other wireless networks. + Writes manuals and documents current network… more
    V2X (10/17/25)
    - Related Jobs

  • Systems Director, Network Security

    CommonSpirit Health (Englewood, CO)
    …network security infrastructure, including network segmentation, firewall configuration (Palo, Cisco ASA , Fortinet), web proxy deployment, internet gateway ... security, and load balancers. + Deep understanding of network traffic inspection technologies and their application in identifying and responding to security incidents. Proficient in denial-of-service mitigation techniques to protect against a wide range of… more
    CommonSpirit Health (10/02/25)
    - Related Jobs

  • Cyber Security Lead

    Ball Corporation (Westminster, CO)
    …+ Knowledge of cloud security (AWS, Azure, Google Cloud). + Knowledge of CISCO ASA solutions, specifically remote access. + Technical hands-on proficiency with ... at least three security-related systems and applications (Vulnerability software, next generation firewalls, IDS/IPS, SIEM, Data Loss Prevention). + Technical proficiency with security-related systems and applications, especially mainstream OSs (eg Microsoft… more
    Ball Corporation (09/17/25)
    - Related Jobs