Summary
Overview
Work History
Education
Skills
Timeline
Generic

Joe Ontiveros

San Tan Valley,AZ

Summary

Experienced Critical Facilities Technician with a background in HVAC/R, electrical repair, and scheduled maintenance. Strong in troubleshooting power, cooling, and monitoring issues, completing CMMS documentation, and following lockout/tagout and safety procedures. Known for attention to detail, adaptability, and teamwork while supporting uptime, safety, and reliable facility operations.

Overview

12
12
years of professional experience

Work History

Critical Facilities Technician

NTT Global Data Center
06.2026 - Current
  • Inspected critical facility equipment and reported anomalies to maintain uptime and safety.
  • Evaluated critical facility equipment to ensure optimal performance and reliability. and reported anomalies to maintain uptime and safety.
  • Assisted with troubleshooting power, cooling, and monitoring alarms under senior technician guidance.
  • Logged work orders in CMMS and tracked completion details for accurate maintenance records.
  • Followed lockout/tagout procedures and site safety protocols during routine maintenance tasks.
  • Replaced filters, batteries, and minor components to sustain reliable equipment operation.
  • Coordinated with vendors and internal teams to support maintenance access and service activities.
  • Maintained clean, organized work areas and secured tools, parts, and equipment after service.
  • Improved overall safety within the facility by identifying potential hazards and implementing corrective actions.
  • Inspected buildings, grounds, and equipment for unsafe or malfunctioning conditions.
  • Operated forklifts and other heavy equipment to load or unload trailers.
  • Boosted team morale by fostering open communication channels among coworkers and supervisors alike.

Critical Facilities Technician

Iron Mountain Data Center
06.2025 - 06.2026
  • Inspected critical facility equipment and reported anomalies to maintain uptime and safety.
  • Supported preventive maintenance on HVAC, electrical, and mechanical systems in data center environment.
  • Assisted with troubleshooting power, cooling, and monitoring alarms under senior technician guidance.
  • Worked quickly on emergency requests in order to minimize disruptions to operations.
  • Performed scheduled maintenance on electrical, plumbing, and HVAC systems.
  • Maintained a clean and organized work environment, adhering to company policies and industry standards.
  • Enhanced facility efficiency by conducting regular maintenance checks and addressing issues promptly.

Maintenance Technician

ABM Industries
06.2023 - 05.2025
  • Diagnosed equipment issues and completed timely repairs to restore facility operations.
  • Performed preventative maintenance on HVAC, plumbing, electrical, and building systems.
  • Inspected equipment and building areas to identify safety hazards and maintenance needs.
  • Documented work orders accurately in CMMS and tracked maintenance tasks through completion.
  • Followed OSHA guidelines and company safety procedures during all maintenance activities.
  • Coordinated with operations staff to prioritize urgent service requests and minimize downtime.
  • Operated varied hand and power tools to complete repairs.

Maintenance Technician

Citrus Springs
02.2023 - 06.2023
  • Troubleshot equipment breakdowns and performed preventive maintenance.
  • Supported facility readiness by troubleshooting routine problems and resolving recurring issues.
  • Replaced worn components and adjusted machinery to maintain reliable performance.
  • Used problem-solving skills to alleviate issues efficiently with minimal supervision.
  • Followed work orders and specifications for machine and equipment replacement, repair, or maintenance.
  • Followed safety protocols to minimize workplace accidents.

DCO Systems Technician

SWITCH
08.2014 - 02.2023

Maintenance on air-handler generator cooling-tower pump-skid UPS system and AC unit.

Escorts and works with vendors and contractors on site to ensure their work meets company standards.

Handle different tools and equipment responsibly.

Test new equipment for any malfunctions.

Can read and write various color codes on components, wiring, and equipment.

Education

Certificate of Technical Studies - Career And Technical Education

Southwest Career College
Las Vegas, NV

Certificate - Career And Technical Education

Advanced Training Institute
Las Vegas, NV

Skills

  • HVAC/R certification
  • Electrical systems repair and maintenance
  • Scheduled maintenance practices
  • Equipment installation
  • Heavy equipment operation
  • Material handling
  • Team collaboration
  • Adaptable to various situations
  • Organized, Flexible, and Responsible
  • Facility management
  • Effective communication

Timeline

Critical Facilities Technician

NTT Global Data Center
06.2026 - Current

Critical Facilities Technician

Iron Mountain Data Center
06.2025 - 06.2026

Maintenance Technician

ABM Industries
06.2023 - 05.2025

Maintenance Technician

Citrus Springs
02.2023 - 06.2023

DCO Systems Technician

SWITCH
08.2014 - 02.2023

Certificate of Technical Studies - Career And Technical Education

Southwest Career College

Certificate - Career And Technical Education

Advanced Training Institute
Joe Ontiveros