HVAC Centrifugal Chiller Technician
- Location
- Houston, Texas, United States
- Work mode
- On-site
- Employment type
- Full-time
About the job
Gallo Mechanical Services (GMS) is looking for a Commercial HVAC Service Technician to join our high performing team. At GMS, we pride ourselves in providing top-notch service for our customers and are seeking strong team players who share this same passion for exceeding customer expectations. Our Commercial HVAC Service Technician - (Chillers), specializes in heavy commercial chiller systems. You are responsible for performing inspections, testing, repairs, and planned maintenance of advanced and complex Chiller type Systems.
RESPONSIBILITES:
- Maintains, Diagnoses and Repairs advanced and complex mechanical Chiller type systems.
- Coordinates work processes on large projects.
- Performs disassembly and reassembly of large commercial equipment to perform troubleshooting and planned maintenance as indicated in the service agreement.
- Proficiently operates hand tools, power tools, gauges and measuring equipment.
- Completes service contracts, quoted projects and demand service calls as directed.
- Develops long-term relationships with customers and explains work performed to the customer's satisfaction.
- Communicates and documents project status to all project stakeholders.
- Serves as a lead and front-line resource to service technicians through technical support.
- Coordinates the work of subcontractors, and may be asked to develop and provide guidance to technicians.
- Purchases materials and issues purchase order numbers to suppliers.
- Safely drives a motor vehicle and trailer, follows requirements of company vehicle driving policy and adheres to all company safety requirements.
- Maintains equipment, tools, and inventory stock on service vehicle.
- Uses work experience to diagnose and provide timely cost effective solutions to customers.
- Able to work effectively with app based software.
Requirements
- Minimum of 2+ years of relevant Chiller repair experience
- 4+ years of HVAC Tech experience
- High School Diploma or GED
- Two-year technical degree in related field is preferred.
- Required - Chiller Skills :
- OEM Experience or Factory Training
- Troubleshooting of chiller control panels, routine mechanical and electrical for chillers.
- Strong background performing centrifugal chiller overhaul services.
- Strong Systems knowledge (air-side, waterside, controls)
- Strong problem solving and critical thinking skills and the ability to prioritize and multitask.
• Advanced knowledge in the Operation, Maintenance and Troubleshooting of advanced and complex mechanical systems. Examples, chilled water plant systems I.e.. pumps,vfd's and cooling towers. • Takes and logs readings from critical equipment and takes appropriate corrective actions before system outage occurs. • Required - Extensive knowledge of chilled water systems such as DX air-cooled,Scroll/ Reciprocating, Screw, Centrifugal chillers and Magnetic Bearing Compressor Technology. • Required - Advanced working knowledge of building automation and sequence of mechanical systems operations. • Proficiency in equipment OEM specific software. (for example, TU, Tech-view, Service Checker, MTool) • Excellent customer service skills with a desire to exceed customers expectations. • Advanced knowledge of service processes, techniques and codes is required. • Proficient in reading complex schematics and blue prints. • Performs as self-managed individual. • Professional demeanor, solid interpersonal skills with good written and oral communication capability. • Demonstrates strong business ethics at all times. Benefits At Gallo Mechanical Services, our foundation is built on the core values of family, service, and exceptional performance. With 80 years as a proud, locally-owned family business, we are dedicated to finding innovative ways to serve and support the community we call home. It all starts with our greatest asset – our people! We invest in your growth through dedicated training programs and back you up with a comprehensive benefits package designed to help you thrive in your career.
- Training, support, and career progression to help you grow in your career.
- Company-paid medical insurance
- Dental, vision, voluntary life, short term disability, accident, and critical illness insurance
- Team Incentive Program (TIP): Allows eligible employees to share in company financial success.
- 401(k) plan with a 5% company match
- Employee wellness resources, PTO benefits, and more!
From Gallo Mechanical's careers page (Workable), checked 28 Oct 2026.
How to apply
- Select Apply on apply.workable.com. It opens Gallo Mechanical's own application form in a new tab, run on Workable.
- Fill in the form and upload your résumé there. Jobiwork never sees your application.
- Gallo Mechanical will reply to you directly. No real employer asks you for money to apply.
Posted 17 Sept 2026 · checked 28 Oct 2026 · Report this job