Summary
Overview
Work History
Education
Skills
Timeline
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Daniel Castillejos

Pomona,CA

Summary

Observant Boiler Operator possessing in-depth knowledge of Boilers and HVAC Systems. Bringing 8 year background operating HVAC units and 4 years in Boilers, maintaining and troubleshooting boiler feed pumps, circulating pumps and HVAC Systems. Dependable, hardworking individual talented at efficiently resolving both unforeseen and foreseen problems. Detail-oriented team player with strong organizational skills. Ability to handle multiple projects simultaneously with a high degree of accuracy.

Overview

7
7
years of professional experience

Work History

HVAC / BOILER Technician, Installer

Prostar Mechanical
05.2020 - Current
  • Observed boiler and auxiliary units to detect malfunctions, change burners and tighten pipes and fittings.
  • Trained new operators on job responsibilities and safety issues and standards.
  • Increased boiler combustion efficiency and lowered emissions by optimizing burner performance.
  • Inspected systems, equipment and components to determine maintenance needs.
  • Oversaw start-up, operations and shutdown procedures.
  • Worked with large HVAC systems such as boilers, chillers and furnaces.
  • Conducted preventive, corrective and predictive maintenance actions.
  • Skilled at working independently and collaboratively in a team environment.
  • Self-motivated, with a strong sense of personal responsibility.
  • Proven ability to learn quickly and adapt to new situations.
  • Managed time efficiently in order to complete all tasks within deadlines.
  • Passionate about learning and committed to continual improvement.
  • Adaptable and proficient in learning new concepts quickly and efficiently.
  • Used critical thinking to break down problems, evaluate solutions and make decisions.
  • Identified issues, analyzed information and provided solutions to problems.

HVAC Contractor

Blue Material Construction
02.2019 - 03.2020
  • Assembled air ducts, pipes, discharge valves and flues to central heating and cooling equipment.
  • Installed components to improve HVAC system performance.
  • Removed old equipment from customers' homes and cleaned up areas to prepare for new installations.
  • Installed bypass dampers, low voltage wiring, smoke detectors, split systems, and package units in commercial or residential buildings.
  • Maintained environmental conditions by rebuilding and replacing faulty components.
  • Completed thorough inspections of supporting electrical systems to assess continuity and locate faults.
  • Tested automatic, programmable, and wireless thermostats in residential or commercial buildings to decrease energy usage.
  • Worked on both home and business units for maintenance, repairs, and new installations.
  • Installed new air conditioning and heating systems according to manufacturer's specifications and local codes.
  • Repaired and maintained residential and commercial heating, air conditioning and refrigeration systems.
  • Kept accurate records of work activities, time, materials and faults on work orders.
  • Troubleshot and diagnosed issues with HVAC units.
  • Repaired and replaced faulty motors, blowers, switches and compressor units.
  • Worked in strict compliance with applicable OSHA regulations and safety requirements.
  • Analyzed blueprints and manufacturers' design specifications to determine HVAC equipment configuration and complete proper installation.
  • Inspected cooling systems and identified potential problems.
  • Repaired, replaced and serviced both residential and commercial HVAC equipment, components, and wiring.

HVAC Installer

LDI Mechanical
08.2016 - 02.2019
  • Assembled air ducts, pipes, discharge valves and flues to central heating and cooling equipment.
  • Utilized pressure gauges and soap-and-water solutions to test pipe and tubing joints for leaks.
  • Installed new air conditioning and heating systems according to manufacturer's specifications and local codes.
  • Analyzed blueprints and manufacturers' design specifications to determine HVAC equipment configuration and complete proper installation.
  • Worked in strict compliance with applicable OSHA regulations and safety requirements.

Education

TSU - Safety Technologies

IUTA
Anaco, Venezuela
11.2013

Skills

  • Diagnostic Abilities
  • HVAC/ Boiler Systems
  • Repair Procedures
  • Installing New Components
  • Inspecting Equipment
  • Performing Repairs
  • Preventive Maintenance
  • Equipment Installation
  • Troubleshooting Skills
  • Teamwork and Collaboration
  • Analytical and Critical Thinking
  • Very knowledgeable Raypak, Laars and Lochinvar Boilers

Timeline

HVAC / BOILER Technician, Installer

Prostar Mechanical
05.2020 - Current

HVAC Contractor

Blue Material Construction
02.2019 - 03.2020

HVAC Installer

LDI Mechanical
08.2016 - 02.2019

TSU - Safety Technologies

IUTA

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Daniel Castillejos