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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # 911 Network Administrator - **Company:** Arapahoe County - **Location:** Littleton, CO, United States - **Salary:** $140,000 - $160,000 - **Contract:** Permanent contract - **Skills:** Cisco Routers, Configuration Management, Multi-Factor Authentication, Network Topologies, Networking Hardware, Internet Protocol, Intrusion Detection and Prevention, IP Address Management, Virtual Private Networks (VPN), Network Architecture, Wireless Access Point, Network Routers, Computer Networking Systems, Computer Network Operations, Firewalls (Computer Science), Information Technology, Firepower, Cisco - **Published:** October 25, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=a759a5f893602db9 ## About the Role * Associate's degree in information technology, network engineering, computer science, or a related field, or an equivalent combination of education and experience. * Minimum of five years of progressively responsible experience administering enterprise networks, including routers, switches, firewalls, and related infrastructure. * Active Cisco Certified Network Associate (CCNA) certification or higher Cisco certification at hire, maintained throughout employment. * Demonstrated experience administering a 9-1-1 call handling, NG9-1-1, or comparable mission-critical communications platform. * Ability to participate in a shared 24x7 on-call rotation and respond to critical system incidents outside normal business hours. * Valid US driver's license and satisfactory driving record; ability and willingness to travel to Colorado on a quarterly basis and additionally for large projects, with all travel at Authority expense. * Ability to pass a background check and Motor Vehicle Record (MVR) check consistent with access to CJIS-regulated systems. Preferred * Bachelor's degree in network engineering, information technology, computer science, or a related field. * Cisco Certified Network Professional (CCNP) certification in Enterprise or Security track. * Cisco Firepower / Secure Firewall specialization. * Direct experience administering Intrado Viper call handling systems. * Experience working with or supporting a Public Safety Answering Point (PSAP) or Emergency Communications Center. * Intrado Viper 7 Core Call Handling Installation and Configuration certification (or willingness to obtain within 12 months of hire). * CJIS Security Awareness Certification (or ability to obtain within 90 days of hire). ## Description The 911 Network Administrator is a hands-on, mission-critical position responsible for administering, securing, and maintaining the Authority's Cisco-based network infrastructure, security systems, and telephony connectivity supporting emergency communications across all six Emergency Communications Centers (ECCs). This position administers all Authority-owned Cisco routers, switches, firewalls, and related network equipment; manages SIP-based 9-1-1 call delivery to the Authority's Intrado Viper call handling environment; manages backup call routing (BCR) and Emergency Services IP Network (ESInet) connectivity in coordination with Lumen, the Authority's NG9-1-1 Core Services provider; and administers Cisco Secure Firewall (Firepower) with Cisco Firepower Management Center (FMC) and Cisco Duo for multi-factor authentication. The Network Administrator works in close coordination with the 911 System Administrator, including a shared 24x7 on-call rotation, and serves as a primary technical liaison between the Authority and the IT departments and technology providers supporting each ECC. This is a role for a public-safety-minded network professional who thrives in a mission-critical environment and wants to contribute to the reliability of 9-1-1 services. What You'll Do * Administer all Authority-owned Cisco network equipment, including routers, switches, firewalls, wireless access points, VPN concentrators, session border controllers, and related infrastructure. * Administer SIP-based 9-1-1 call delivery infrastructure, backup call routing (BCR), and ESInet connectivity in coordination with Lumen and the Authority's Intrado Viper call handling environment. * Administer Cisco Secure Firewall (Firepower) through Cisco Firepower Management Center (FMC), including policy configuration, rule sets, intrusion prevention, and software updates. * Administer Cisco Duo for multi-factor authentication and secure access, including policy management, application integrations, device trust, and user enrollment. * Serve as the primary technical liaison for network and telephony matters with each of the six Emergency Communications Centers; coordinate with on-site Authority staff and ECC personnel for routine support, and conduct on-site assessments during quarterly Colorado trips. * Participate in a shared 24x7 on-call rotation with the 911 System Administrator for response to critical system incidents, and provide cross-coverage on Intrado Viper administration as needed. * Coordinate with Lumen, carriers, Intrado, Cisco, and other vendors on network and telephony issues; coordinate enrollment and documentation of critical lines in the federal Telecommunications Service Priority (TSP) Program. * Support network operations at the Authority's Backup Communications Center (BCC), including equipment readiness, connectivity validation, and periodic activation exercises. * Maintain current technical documentation, including network topology diagrams, configuration baselines, IP address management, firewall rule sets, and standard operating procedures.