Summary
Overview
Work History
Education
Skills
Timeline
Generic

Sergio Guevara

Woodland,CA

Summary

Skilled at completing inspections, maintenance and repairs on chillers, boilers, furnaces and related equipment. Familiar with updating logs, managing records and adhering to safety and code requirements. Proficient maintenance leader well-versed in different types of maintenance actions and skilled at keeping equipment working efficiently. Excellent troubleshooting and diagnostic skills. Hardworking Stationary Engineer with 20 years of experience working with HVAC systems. Well-organized and proactive with a strong attention to detail, excellent planning abilities and an analytical approach to solving routine and complex problems. Seeking a growth-oriented position.

Overview

32
32
years of professional experience

Work History

Stationary Engineer

ABM Industries
Brooks, CA
10.2018 - Current
  • Performed preventive maintenance on boilers, pumps, fans and other mechanical equipment.
  • Prepared reports detailing data analysis along with prospective solutions, benefits and costs.
  • Performed maintenance services to correct and prevent problems.
  • Handled all pre-commissioning and commissioning requirements.
  • Cleaned filters, coils and other components of HVAC systems as needed.
  • Maintained records of maintenance activities, including repairs made and parts used.
  • Improved efficiency and reduced costs by recommending new processes and identifying problems.
  • Followed company safety protocols and procedures, helping to reduce workplace injuries.
  • Responded quickly to emergency situations involving malfunctioning equipment or hazardous materials spills.
  • Monitored building temperatures and humidity levels to ensure comfort conditions were met.
  • Followed safety protocols while working with hazardous materials such as refrigerants.
  • Managed procedures for start-up, daily operations and shutdowns.
  • Installed new equipment such as pumps, motors, valves, piping according to blueprints or diagrams.
  • Repaired and replaced defective parts in the HVAC system according to manufacturer's specifications.
  • Took samples of water from boilers and cooling towers to perform standardized tests.
  • Worked closely with contractors on construction projects related to HVAC systems.
  • Maintained accurate logs of all work performed including dates of completion and any special instructions given by supervisors.
  • Performed standard work processes as directed by Chief.
  • Troubleshot complex problems with chillers, cooling towers and other associated equipment.
  • Oversaw boilers, chillers and other large industrial systems.
  • Provided technical advice concerning repair methods for existing equipment.
  • Inspected building HVAC systems and parts to assess maintenance requirements.
  • Trained new employees on company and safety standards, providing assistance and remediation with issues.
  • Adjusted boiler controls to maintain specified steam pressure and water levels.
  • Maintained chilled water systems, high pressure boilers, cooling towers and hydraulic pumps.
  • Checked refrigerant levels in air conditioning units on a regular basis.
  • Identified and set aside equipment in need of maintenance or repair.
  • Installed New Ice Machine, new Mini splits heat pumps
  • replace Motors up to 100 HP
  • Rebuild pumps

Field Operations Supervisor

Made In The Shade Tent Rentals
West Sacramento, CA
04.2010 - 10.2018
  • Kept production team moving forward for progress in daily site operations.
  • Defined and monitored personnel and project schedules to ensure on-time project completion.
  • Recruited and hired workers, in addition to supervising and monitoring daily performance.
  • Investigated incidents or accidents that occurred during field operations processes.
  • Provided leadership, insight and mentoring to newly hired employees to supply knowledge of various company programs.
  • Inspected work sites prior to commencement of projects to ensure they met safety requirements.
  • Drafted weekly and monthly reports on operational activities for management review.
  • Monitored daily performance of team members and provided feedback for improvement.
  • Scheduled inspections of worksites to gauge technician skill and performance in field.
  • Resolved customer complaints in a timely manner by working closely with other departments.
  • Directed and managed [Area] work.
  • Managed and Supervised over 20 employees at the job site
  • Did daily employee work schedule
  • Turned in Payroll to accounting
  • Trained new employees

HVAC Technician

Bos Sheet Metal
Sacramento, CA
03.2007 - 12.2009
  • Resolved customer complaints regarding installation or service issues in a timely manner.
  • Documented all repair work performed on HVAC units according to company standards.
  • Serviced electrical, pneumatic, mechanical and microprocessor controls.
  • Adjusted controls to obtain desired temperature settings within the home or office environment.
  • Recovered refrigerant from old HVAC units prior to disposal according to local environmental regulations.
  • Reported problems with company tools and vehicles to crew foreman for quick resolution.
  • Replaced worn out filters at regular intervals to improve air quality inside the premises.
  • Repaired or replaced defective parts such as compressors, motors, fans and other components in heating and cooling systems.
  • Reviewed work orders and discussed with supervisors.
  • Cleaned evaporator coils, condensate drains and blower wheels to maintain optimal efficiency of the unit.
  • Performed routine checks on various components of the system such as contactors, relays and solenoids.
  • Installed furnaces, boilers and A/C units in new and existing buildings and assessed functionality of existing units.
  • Followed safety procedures when working on high voltage wiring or gas lines.
  • Cut and drilled holes in floors, walls and roofs to install equipment using power saws and drills.
  • Attended employee meetings and training to learn about new techniques, trends and technologies.
  • Maintained and serviced HVAC systems and refrigeration equipment.
  • Performed preventive maintenance on HVAC systems to ensure peak performance and energy efficiency.
  • Provided customers with information about new technologies available for their heating and cooling system upgrades.
  • Read technical manuals and schematics to understanding specific configurations.
  • Troubleshot complex control circuits involving relays, transformers and switches.
  • Assessed efficiency of HVAC and refrigeration systems to provide feedback to customers.
  • Completed preventive maintenance on heating and air conditioning systems to extend life of such equipment.
  • Disassembled units, repaired broken components and restored to operating condition.
  • Repaired and modified heating, ventilating and air conditioning (HVAC) systems to improve efficiency.
  • Wired both line and low voltage to heating and cooling equipment.
  • Supervised subcontractors during work task completion on job sites.
  • Troubleshot and diagnosed issues with HVAC equipment, providing recommendations for remediation.
  • Maintained records of all repairs and maintenance activities for future reference purposes.
  • Tested pipe, tubing joints and connections for leaks.
  • Mounted compressors, condensers and other components in specified locations using hand tools and various welding equipment.
  • Installed heating, air conditioning and ventilation equipment and tested for proper operation.
  • Installed, repaired and maintained residential HVAC equipment, including furnaces, air conditioners, heat pumps and duct systems.

HVAC Technician

Beutler air conditioning and heating
Sacramento, CA
03.2005 - 03.2007
  • Understood and followed oral and written directions.
  • Promoted high customer satisfaction by resolving problems with knowledgeable and friendly service.
  • Assisted with customer requests and answered questions to improve satisfaction.
  • Displayed strong telephone etiquette, effectively handling difficult calls.
  • Prioritized and organized tasks to efficiently accomplish service goals.
  • Installed, repaired and maintained residential HVAC equipment, including furnaces, air conditioners, heat pumps and duct systems.
  • Inspected electrical wiring of existing HVAC systems to identify potential problems and safety hazards.
  • Repaired, adjusted or replaced defective HVAC elements to bring systems back to full functionality.
  • Conducted brazing, threading pipe and tasks to complete service calls.
  • Communicated with clients during service calls for top-quality customer service.
  • Installed refrigeration, heating and air conditioning systems, positioning compressors, motors and other components in accordance with design specifications.
  • Completed basic repairs such as changing belts, servicing fans and motors and cleaning coils, strainers and filters to optimize equipment performance.
  • Used troubleshooting methods on HVAC components to diagnose and repair heat pumps, fireplace, geothermal, furnaces and air conditioning equipment.
  • Serviced units to residential and commercial heating and air conditioning customers.
  • Tested equipment following each install to determine efficiency and proper functionality.
  • Mounted compressors, condensers and other components in specified locations using hand tools and various welding equipment.
  • Tested pipe, tubing joints and connections for leaks.
  • Attended seminars and workshops related to advances in HVAC technology for professional development purposes.
  • Calibrated thermostats, tested capacitors and checked refrigerant levels for proper functioning of the system.
  • Repaired and modified heating, ventilating and air conditioning (HVAC) systems to improve efficiency.
  • Wired both line and low voltage to heating and cooling equipment.
  • Disassembled units, repaired broken components and restored to operating condition.
  • Completed preventive maintenance on heating and air conditioning systems to extend life of such equipment.
  • Loaded materials, tools and equipment on truck at beginning of each shift.
  • Diagnosed and identified faulty components in malfunctioning HVAC systems using specialized testing tools.

Maintenance Technician

FM services/Building Technology Engineers
Los Angeles, Santa Rosa, CA
02.1999 - 02.2005
  • Washington Mutual Bank
  • Troubleshot complex electrical and mechanical issues with minimal downtime.
  • Diagnosed mechanical problems using visual inspections and test instruments.
  • Dismantled machines, equipment, or devices to access and remove defective parts.
  • Implemented troubleshooting techniques to resolve issue.
  • Routinely inspected equipment for preventive and emergency maintenance needs.
  • Repaired or replaced faulty wiring, switches, relays, and other electrical components.
  • Maintained accurate records of all maintenance activities performed.
  • Adjusted devices or control instruments using hand tools, levels or straightedges.
  • Read and interpreted equipment and work orders to properly perform required maintenance services.
  • Repaired machines, equipment or structures using tools or equipment.
  • Collaborated with building managers to assess ongoing needs and plan preventive maintenance schedules.
  • Diagnosed problems with mechanical and electrical systems and equipment using advanced troubleshooting abilities.
  • Assembled, installed or repaired electrical or electronic components and pipe systems.
  • Scheduled preventive maintenance programs to keep equipment in good working condition.
  • Ordered parts, supplies or equipment from catalogs or suppliers.
  • Implemented preventive maintenance practices and upheld equipment guidelines to avoid failures.
  • Changed HVAC filters and cleaned condensation drains to perform preventive maintenance on HVAC systems.
  • Installed new pumps, compressors, boilers and other mechanical systems.
  • Performed routine maintenance by inspecting drives, motors or belts.
  • Completed basic carpentry tasks and installed shelves, hooks and closet rods to meet customer needs.
  • Routinely inspected plant equipment for signs of wear or malfunctioning parts.
  • Responded promptly to emergency breakdowns at any time during shift hours.
  • Assisted in the installation of new machinery and equipment.
  • Cleaned work areas to maintain a safe environment free from debris or hazardous materials.
  • Replaced defective parts such as bearings, seals, gears, valves.
  • Cleared clogged drains and replaced valves, faucets and fixtures.
  • Checked electrical components to identify defects and hazards and make necessary adjustments.
  • Conducted electrical repairs on motors, lighting systems, and other related components.
  • Performed preventive maintenance tasks, including lubrication and cleaning of machines and equipment.
  • Installed new systems, replacement parts and components to maintain proper operation.

Specialist

US Army
Fort Hood, TX
12.1991 - 12.1995
  • Communicated with supervisors to gather system malfunctions symptoms and locations for diagnosis and correction.
  • Tested capacitors, transistors and transformers for proper continuity and resistance.
  • Soldered and rewired internal electrical components of air handlers and condensers.
  • Diagnosed faults in electrical and mechanical components to return units to full operating capacity within 24 hours of maintenance request.
  • Maintained environmental conditions by rebuilding and replacing faulty components.
  • Responded to emergency HVAC service requests promptly, finding swift resolutions.
  • Installed components to improve HVAC system performance.

Education

Associate of Applied Science - Heating, Air Conditioning, And Refrigeration Installation And Repair

Universal Technical Institute of Arizona Inc
Avondale, AZ
12.1996

High School Diploma -

Merced High School
Merced, CA
06.1991

Skills

  • Installing Systems
  • HVAC Expertise
  • Preventive Maintenance
  • Diagnostic Abilities
  • Troubleshooting Skills
  • Technical Troubleshooting
  • Proficient in both Spanish and English
  • Customer Service
  • Project Management
  • Guest Services
  • Employee Management
  • Bilingual Spanish and English
  • Staff Management
  • Training and Mentoring

Timeline

Stationary Engineer

ABM Industries
10.2018 - Current

Field Operations Supervisor

Made In The Shade Tent Rentals
04.2010 - 10.2018

HVAC Technician

Bos Sheet Metal
03.2007 - 12.2009

HVAC Technician

Beutler air conditioning and heating
03.2005 - 03.2007

Maintenance Technician

FM services/Building Technology Engineers
02.1999 - 02.2005

Specialist

US Army
12.1991 - 12.1995

Associate of Applied Science - Heating, Air Conditioning, And Refrigeration Installation And Repair

Universal Technical Institute of Arizona Inc

High School Diploma -

Merced High School

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Sergio Guevara