ALVARO ROJAS
Pine Brook,NJ
Summary
Maintenance Technician with 15+ years of experience in telecommunications infrastructure, circuit analysis, and quality assurance. Expert in diagnosing outages using signal calculations, troubleshooting fiber, coaxial, and ethernet networks, preventative maintenance, and outage resolution. Recognized for strong analytical problem-solving abilities reducing repeat failures and supporting critical on-call operations.
Overview
20
20
years of professional experience
Work History
Maintenance Technician
Comcast Xfinity
Union, NJ
09.2006 - Current
- Performed preventative maintenance and inspections to maintain network reliability and reduce outages.
- Diagnosed signal and mechanical failures using TDR/OTDR, signal meters, multimeter, and leakage detection equipment.
- Repaired service interruptions and minimized downtime for residential and commercial customers.
- Interpreted plant maps and identified infrastructure faults across fiber and coaxial systems.
- Collaborated with supervisors and field teams to improve service efficiency and operational workflow.
- Maintained on-call availability to support emergency repairs and staffing shortages.
- Conducted routine inspections and preventative maintenance on equipment to ensure optimal performance.
- Diagnosed and repaired mechanical and electrical issues in various systems and equipment.
- Collaborated with team members to develop effective troubleshooting strategies for complex technical problems.
- Trained junior technicians on best practices for equipment repairs and maintenance procedures.
- Streamlined workflow processes, enhancing efficiency in repair turnaround times across multiple projects.
Education
Bachelor of Arts -
Kean University
Union, NJHigh School Diploma -
Harrison High School
Harrison, NJ06-2004
Skills
- RF Signal Level & Loss Calculations (dB, dBmV, attenuation)
- Signal Testing analysis using TDR/OTDR
- Fiber Optic, Coaxial & Ethernet Network Maintenance
- Plant Map Reading & Network Troubleshooting
- Inventory reconciliation & Documentation Control
- Preventative Maintenance & Failure Diagnostics
- OSHA Safety Compliance
- Bilingual English / Spanish Communication
- Customer Service & Team Collaboration
- Preventive Maintenance
- Troubleshooting skills
- Hand and power tools
- Electrical troubleshooting
- Equipment installation
- Equipment Repair
LANGUAGES
Spanish
English
Timeline
Maintenance Technician
Comcast Xfinity
09.2006 - Current
Bachelor of Arts -
Kean University
High School Diploma -
Harrison High School