Spencer Duffy Email & Phone Number

Plano, Texas, United States

• Managed the monitoring and troubleshooting of numerous client accounts, notably includingShell Oil Co. and CVS.• Worked extensively with HP Nonstop Tandem servers.• Diligently ensured network integrity by conducting daily system monitoring and promptlyreporting any performance issues.• Provided support in resolving intricate networking problems pertaining to LAN and WANcommunications.

• Ensured smooth operation of the converged charging network that handled billing andcharging for both prepaid and postpaid clients.• Deployed and managed LAN, WAN, and wireless networks through configuring routers,switches, firewalls, and other hardware.•• Troubleshot and resolved network issues, ensuring seamless connectivity for both individualsand facilities.• Executed various responsibilities related to EMM, OCC, CCN, AIR, NAP, and SDP devices.

• Maintained accountability for the functionality of the converged charging network, whichfacilitated billing and charging operations for both prepaid and postpaid clients.• Managed regular upgrades and maintenance activities to maintain smooth businessoperations.• Enhanced performance by replacing faulty or damaged network hardware components.• Applied expertise in utilizing EMM, OCC, CCN, AIR, NAP and SDP devices effectively.

Frisco, Texas

• Managed the operation, maintenance, and daily checks of Packet Core devices while troubleshooting, resolving, and escalating any issues to Tier 2 teams.• Executed tasks related to disaster recovery and conducted regular data backups to alleviateany potential damages.• Performed operational tasks in accordance with stepwise decision trees, ensuring accuratedocumentation of network activities.• Demonstrated proficiency in handling devices like GGSN/SGSN, PCRF, and PGWs

Frisco, Texas

• Maintained peak performance of T-Mobile circuits and backhaul through constanttroubleshooting and monitoring.• Contributed to the successful rollout of new cell sites.• Performed troubleshooting on microwave links and conducted regular maintenance on cellsites to support seamless customer usage.• Extensive experience in managing cell-site base stations and T1 interfaces.

Frisco, Texas

• Ensured continuous monitoring of circuit status and promptly escalated issues to carrier forrestoration.• Confirmed ownership of circuits or power issues and promptly reported them throughtrouble ticketing system.• Facilitated learning and development of employees through education on emergingtechnologies

Associate’S Degree, Associates Of Applied Arts

Associate'S Degree