Summary
Overview
Work History
Skills
Timeline
Generic

Jorge Cortes

Senior Technician
Oakley,CA

Summary

Knowledgeable maintenance professional performing preventive, predictive and corrective actions to keep equipment operating at peak performance. Strong troubleshooting and diagnostic abilities.

Overview

2026
2026
years of professional experience

Work History

Stationary Engineer

CBRE
01.2025 - Current
  • Collected and tested water samples from cooling towers and other systems.
  • Inspected systems, equipment and components to determine maintenance needs.
  • Worked with large HVAC systems such as boilers, chillers and furnaces.
  • Oversaw start-up, operations and shutdown procedures.
  • Conducted preventive, corrective and predictive maintenance actions.
  • Performed emergency repairs on critical equipment to minimize disruption to facility operations during unplanned outages or failures.

Senior Technician

BEI Construction
6 2021 - Current
  • Inspected systems, equipment and components to determine maintenance needs.
  • Conducted preventive, corrective and predictive maintenance actions.
  • Coordinated with vendors and contractors for specialized services when required, ensuring timely completion of projects without cost overruns.
  • Documented operational data for reporting purposes, contributing to improved decision-making processes.
  • Tested and repaired fire and sprinkler alarm, electric clock, and security access systems.
  • Enabled smooth transitions between different access control systems by carefully planning migration processes while minimizing downtime.
  • Upgraded outdated access control systems to more advanced technology, enhancing overall security effectiveness.
  • Interpreted mechanical, electrical blueprints and schematics to perform installations or repairs.
  • Reduced downtime for critical systems through effective troubleshooting and root-cause analysis

Technician

Comtel
08.2017 - 04.2019
  • Delivered high-quality customer service, addressing client concerns and providing solutions for improved security measures.
  • Performed rigorous testing on newly installed or upgraded systems prior to handover, ensuring optimal functionality from day one.
  • Commissioned new fire alarm systems, installing related hardware and software required by facilities.
  • Integrated equipment installations with on-site network infrastructure, incorporating existing fire and life safety systems.

Technician

Redwood Electric
05.2015 - 02.2019
  • Integrated equipment installations with on-site network infrastructure, incorporating existing fire and life safety systems.
  • Tested systems, noting issues and completing preventive maintenance.
  • Performed rigorous testing on newly installed or upgraded systems prior to handover, ensuring optimal functionality from day one.
  • DAS (Distributed antenna system) installation and commissioning

General Construction Worker

SGS Inc
03.2010 - 02.2014
  • Installed new structures, updated systems and replaced worn components to bring buildings up to current codes.
  • Finished surfaces of woodwork or wallboard in houses and buildings with paneling, paint and hand tools.
  • Inspected electrical systems and equipment to identify hazards and defects.
  • Connected circuit breakers, transformers, motors, heaters and other electrical equipment.
  • Interpreted mechanical, electrical blueprints and schematics to perform installations or repairs.
  • Assisted with mechanical and electrical maintenance, removals and installations.
  • Developed strong problem-solving skills while troubleshooting electrical issues.
  • Performed scheduled maintenance on electrical, plumbing, and HVAC systems.
  • Boosted energy efficiency through routine inspections, adjustments, and replacement of worn parts in HVAC systems.

Lead

Rain For Rent
06.2008 - 01.2010
  • Maintained proper functioning of irrigation systems with regular inspections and necessary repairs or adjustments.
  • Resolved emergency plumbing situations quickly and efficiently to minimize property damage for customers.
  • Appropriately fitted pipes by identifying dimensions, sizes, and shapes needed to replace faulty pipes.
  • Inspected sewers and piping systems to assess quality and condition.
  • Assisted with repairs to steam, drainage, and sewer lines.

Technician

Capitol Builders Hardware
5 2019 - 3 2021
  • Adjusted doors to open or close with correct amount of effort and made adjustments to electric openers.
  • Diagnosed problems and completed timely repairs.
  • Installed door frames, steel rolling curtains or electric door openers using power tools, hand tools and electronic test equipment.
  • Installed Automatic door openers

Skills

Mechanical skills

Troubleshooting skills

Commercial construction

Mechanical Knowledge

Automatic door openers (ADA)

Repair services

Residential construction

Troubleshooting

System installations

Electrical Equipment Maintenance

Electrical Repairs

Electrical Troubleshooting

Troubleshooting complex control systems

Security Systems

Low-voltage Systems

Commercial and residential projects

Plumbing

-CERTIFICATIONS-

Osha 10 Certified

Osha 30 Certified

EPA 608 Certified

POWERS Powder Actuated Tool certified

On-site Health & Safety CPR Certified

NFPA- 101 Fire Life Safety Code Certified

Timeline

Stationary Engineer

CBRE
01.2025 - Current

Technician

Comtel
08.2017 - 04.2019

Technician

Redwood Electric
05.2015 - 02.2019

General Construction Worker

SGS Inc
03.2010 - 02.2014

Lead

Rain For Rent
06.2008 - 01.2010

Senior Technician

BEI Construction
6 2021 - Current

Technician

Capitol Builders Hardware
5 2019 - 3 2021

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Jorge CortesSenior Technician