Christopher Callihan Email & Phone Number
Network Specialist II @ TDS®
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Christopher Callihan Location
- Rogers, AR, US
Christopher Callihan Work
- Network Specialist II @ (December 2021 - Present)
- Telephone Ops Engineer II @ (April 2017 - July 2020)
- Voice Engineer II @ (April 2016 - March 2017)
- Sr. Technician Customer Assurance (Voice and VoIP) @ (August 2012 - April 2016)
- Combination Technician @ (January 2011 - August 2012)
- Switch Services Assurance Technician II @ (December 2000 - January 2011)
- Switch Technician @ QWEST COMMUNICATIONS (July 2000 - December 2000)
- Implementation Lead @ Nortel Networks (January 2000 - July 2000)
Christopher Callihan Education
- Northwest Kansas Technical College
Associate's degree (Communications Technology)
1997-1999
Christopher Callihan Skills
- 5ESS
- Adtran
- COPS
- Calix
- Cisco Call Manager
- Cisco Routers
- Computer Network Operations
- DOCSIS
- Debugging
- Diameter signaling
- Engineering
- Ethernet
- Fiber Optic Networks
- Fiber to the Home (FTTH)
- HP Proliant
- Hosted PBX
- ISDN User Part (ISUP)
- Internet Protocol (IP)
- Internet Protocol Suite (TCP/IP)
- LAN-WAN
- Linux
- Metaswitch
- Network Operations Center (NOC)
- Network Protocols
- Networking
- Optical Fiber
- Oracle Database
- Oral Communication
- PCRF
- Primary Rate Interface (PRI)
- Project Management
- Quality of Service (QoS)
- Real-Time Transport Protocol (RTP)
- Red Hat Linux
- Session Initiation Protocol (SIP)
- Signaling System 7 (SS7)
- Sonus
- Storage Area Network (SAN)
- Switches
- Telecommunications
- Telephony
- Traffic Management
- Troubleshooting
- Unified Communications
- Unix
- Voice over IP (VoIP)
- Wide Area Network (WAN)
- Wireless Technologies
Christopher Callihan Summary
- Christopher Callihan, based in Rogers, AR, US, is currently a Network Specialist II at TDS®. Christopher Callihan brings experience from previous roles at Spectrum, ALLO Communications, Level 3 Communications and Nex-Tech. Christopher Callihan holds a 1997 - 1999 Associate's degree in Communications Technology @ Northwest Kansas Technical College. With a robust skill set that includes 5ESS, Adtran, COPS, Calix, Cisco Call Manager and more. Christopher Callihan has 3 emails and 6 mobile phone numbers on RocketReach.
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