ROMMEL COTONER
San Jose,CA
Summary
Results-driven Network Technician with expertise in copper and fiber optic testing, circuit troubleshooting, and router configuration. Skilled in maintaining LAN/WAN systems through effective field service and equipment installation. Offers strong problem-solving capabilities and experience in addressing security and operational concerns, ensuring optimal infrastructure performance while enhancing customer satisfaction. Detail-oriented network technician with 10+ years of field service experience supporting Lumen fiber and copper circuits. Skilled in OTDR testing, LAN management, and equipment installation. Proven ability to diagnose faults, resolve escalated issues, and restore reliable service through strong time management and teamwork.
Overview
11
11
years of professional experience
Work History
NETWORK TECHNICIAN
CENTURYLINK/LUMEN
PORTLAND, OR
07.2015 - 02.2026
- Interpreted network printouts to identify and locate facility equipment efficiently.
- Analyzed network issues, developed fixes and troubleshot problems to maintain organizational effectiveness.
- Tested and evaluated network systems to eliminate problems and make improvements.
- Installed and maintained Lumen fiber and copper network circuits.
- Configured routers, modems, and customer premises equipment for service.
- Performed repairs on cable faults, splice issues, and connection problems in the field to restore service.
- Collaborated with Lumen support teams to resolve escalated service requests effectively.
Education
High School Diploma -
JOSE RIZAL HIGH SCHOOL
PHILIPPINES03-1987
Skills
- Fiber optic testing
- Router configuration
- LAN configuration
- LAN management
- Network maintenance
- Circuit troubleshooting
- Cable splicing
- Cable termination
- OTDR testing
- Equipment installation
- Networking hardware installation
- Field service
- Line testing
- Problem solving
- Time management
Timeline
NETWORK TECHNICIAN
CENTURYLINK/LUMEN
07.2015 - 02.2026
High School Diploma -
JOSE RIZAL HIGH SCHOOL