Roberto Vargas
Los Angeles,CA
Summary
Experienced with managing and maintaining building systems. Utilizes expertise in HVAC, electrical, and plumbing to ensure smooth operation and safety. Knowledge of troubleshooting and resolving complex issues efficiently.
Overview
35
35
years of professional experience
Work History
Building Engineer
Lake One Capital
04.2019 - 11.2025
- Coordinated preventive maintenance schedules for HVAC, plumbing, and electrical systems to enhance facility performance.
- Performed weekly generator testing to guarantee reliability pf critical operation in life safety.
- Conducted regular inspections and assessments, identifying areas for improvement in building operations and safety protocols.
- collaborated with vendors and contractors to uphold building standards and code compliance.
- Responded promptly to tenant service requests enhancing overall tenant satisfaction.
- Documented maintenance activities and system performance to track improvements and identify issues
- Serviced pumps motors and compressor to enhance operational efficiency.
- Performed water quality test and chemical treatment of cooling tower and boiler.
- Monitored system gauges and pressures to maintain optimasl performance.
Maintenance Technician
Jade Enterprises
08.2009 - 04.2019
- Diagnosed and repaired mechanical issues on various equipment to ensure operational efficiency.
- Conducted routine inspections and preventive maintenance to minimize downtime.
- Oversaw maintenance operation of building systems,including mechanical
- Work with management systems
Janitorial Lead
ABM Janitorial Services
06.2008 - 08.2009
- Supervised daily janitorial operations, ensuring compliance with safety and quality standards.
- Trained and mentored staff on efficient cleaning techniques and equipment usage.
- Developed and implemented cleaning schedules for optimal facility maintenance.
- Conducted inspections to uphold cleanliness standards across all assigned areas.
Maintenance Technician
Central Parking Services
05.2007 - 09.2008
- Performed basic carpentry tasks and installed shelves hooks picture frames to meet customer needs.
- Floor scrubbing and waxing floors carpet cleaning.
- cleared clogged drains and replaced valves faucets and fixtures.
Supervisor
Sears Roebuck
10.1990 - 04.2006
- Oversaw daily operations, ensuring adherence to company standards and policies.
- Trained and mentored staff, fostering a collaborative and efficient work environment.
- Implemented process improvements, enhancing workflow efficiency and reducing operational delays.
- Managed inventory control, optimizing stock levels to meet customer demand effectively.
Education
High School Diploma -
Woodrow Wilson High School
Los Angeles, CACertificate - Hospital Maintenance
Skill Center
Los Angeles, CA07-2008
Skills
- Project scheduling
- HVAC systems
- Construction management
- Excellent problem solving skills
- Knowledge in building automation, system controls and fire alarm systems
Timeline
Building Engineer
Lake One Capital
04.2019 - 11.2025
Maintenance Technician
Jade Enterprises
08.2009 - 04.2019
Janitorial Lead
ABM Janitorial Services
06.2008 - 08.2009
Maintenance Technician
Central Parking Services
05.2007 - 09.2008
Supervisor
Sears Roebuck
10.1990 - 04.2006
High School Diploma -
Woodrow Wilson High School
Certificate - Hospital Maintenance
Skill Center