Sergio Diaz
Oklahoma City,OK
Summary
Creative professional with extensive customer service experience. Goal driven individual, with strong work ethic. Long history of exceptional work experience and meeting challenging performance targets. Detail-oriented individual with proven history of testing and evaluating service options to offer quality resolutions. Self motivated and committed to providing superior service along with clear client communication. Frequently commended for completing service orders quickly and maintaining accuracy in documentation. Driven to consistently contribute a positive value to employer and its company. Strong leader and problem solver to help solve customers concerns. Hardworking, reliable and dependable.
Overview
19
19
years of professional experience
1
1
Certification
Work History
Service Technician Supervisor
IEC- International Environmental Corporation
04.2019 - Current
- Diagnosed and troubleshot problems, repairing, and restoring machines to peak performance.
- Installed new equipment and explained operation and routine maintenance protocols to customers.
- Responded to customer inquiries quickly and professionally to increase satisfaction.
- Inspected equipment to diagnose operational issues.
- Explained diagnostic findings to customers and outlined repair or service options.
- Adhered to safety protocols and policies to reduce workplace hazards.
HVAC-R Service Technician
Reliable Heating And Air
11.2017 - 04.2019
- Performed troubleshooting on HVAC systems to determine root cause of issues.
- Traveled to job sites for both scheduled and emergency appointments.
- Investigated major malfunctions and breakdowns of heating and air-conditioning systems and used troubleshooting to determine causes.
- Conducted maintenance service on HVAC systems to increase life expectancy of equipment and prevent costly repair work.
- Removed old equipment from customers' homes and cleaned up areas to prepare for new installations.
Lead Field Service Technician
Condenser and Chiller Services
05.2011 - 01.2017
- Inspected installation sites to determine material requirements
- Updated refrigeration systems, modifying HVAC components and refurbishing chiller plants and panels.
- Operated various vehicles to haul crews and equipment
- Supplied technical and customer service support by phone and in person
- Epoxy painter, Sandblasting.
- Responded to emergency HVAC service requests promptly, finding swift resolutions.
- Repaired and installed split systems, chillers and boilers.
Route Sales Driver
Clean Uniform Company
01.2008 - 12.2010
- Coordinated daily delivery schedules based on customer schedules, peak delivery times and alternate routes
- Conducted daily DOT pre-trip inspections according to a set checklist
- Processed shipment documents neatly and efficiently for each load
- Delivered customer orders to restaurants and places of business within established time frames
- Developed highly empathetic client relationships and earned reputation for exceeding sales goals.
Route Driver
Magic Linens
01.2005 - 01.2008
- Resolved customer complaints and adjusted orders
- Established long-term customer relationships through prompt and courteous service
- Verified loads against shipping papers
- Met and surpassed productivity targets and quality standards
- Answered customer questions regarding shipments
- Pulled customer tickets to fulfill orders
- Delivered uniforms to several offices and companies
- Obtained signatures on all invoices and credits.
Education
Graduate -
Whittier High school
1999
Skills
- HVAC and Refrigeration Systems
- Quality Improvement
- Issue and Problem Resolution
- Warranty Repair
- Critical Thinking Skills
- Technical Direction
- Trouble Shooting
- Bilingual (English and Spanish)
- Outstanding customer service skills
- Advance knowledge of Computer Softwear
- Great team player
- Professional
Additional Information
- References and reference letter available upon request Page
Certification
SST- Card Certified
Languages
English
Native or Bilingual
Spanish
Native or Bilingual
Timeline
Service Technician Supervisor
IEC- International Environmental Corporation
04.2019 - Current
HVAC-R Service Technician
Reliable Heating And Air
11.2017 - 04.2019
Lead Field Service Technician
Condenser and Chiller Services
05.2011 - 01.2017
Route Sales Driver
Clean Uniform Company
01.2008 - 12.2010
Route Driver
Magic Linens
01.2005 - 01.2008
Graduate -
Whittier High school
SST- Card Certified
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