Technician III - Heavy Chiller Mechanic

AIR CONDITIONING INNOVATIVE SOLUTIONS; San Antonio (TX); On-site; USD 90,000 - 130,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

Disability insurance

401K with company match

Paid vacation

Paid holidays

Company vehicle

Cell phone

Equipment provided

Training & certifications

Job summary

ACIS, Inc. is seeking a seasoned Commercial HVAC Service Technician to maintain, troubleshoot, and repair equipment on commercial office buildings, healthcare facilities, industrial plants, data centers, and critical cooling facilities.

Technician III is a senior role with the ability to read wiring diagrams, manage complex systems, and communicate clearly with clients. Expect independent work, safety emphasis, and professional craftsmanship in a fast-paced environment.

Qualifications

• 7–10 years of commercial HVAC experience.
• Associate's degree or equivalent experience and training.
• Valid Driver's License.
• EPA Universal certification.
• Texas ACR registration.
• Texas TDLR registration.
• Provide basic hand tools (gauges, meter, screwdrivers, wrenches, pliers).
• Willingness to train and grow knowledge in HVAC industry.
• Overtime and weekend flexibility.
• Basic familiarity with Outlook/Teams.

Responsibilities

• Maintain, troubleshoot, and repair HVAC systems (centrifugal chillers, RTU, chillers, DX systems).
• Troubleshoot airflow, building pressure, and VAV systems.
• Trace and repair complex electrical systems.
• Document timecards, service activities, and inspections.
• Coordinate with Account Managers and Service Coordinator for parts and labor.
• Communicate daily schedule and maintain tools and equipment.
• Work safely following industry standards.

Skills

Troubleshooting HVAC

Read wiring diagrams

Safety compliance

Communication

Time management

Education

Associate's degree or equivalent

EPA Universal

Texas ACR Registered

Texas TDLR Registration

Tools

Basic hand tools

Job description

Description

Commercial HVAC Technician

Do you want to work for a company that will make you feel appreciated and reward you for your contributions? Do you see yourself as someone that treats people with respect and humility and cares about working in a positive work environment? ACIS, Inc. is currently hiring for a COMMERCIAL HVAC SERVICE TECHNICIAN.

THE OPPORTUNITY

You will help maintain, troubleshoot, and repair HVAC equipment on commercial office buildings, healthcare facilities, industrial plants, data centers, and critical cooling facilities. Technician III is a seasoned senior-level commercial technician that brings the ability to maintain, troubleshoot, and repair Centrifugal chillers, large tonnage package units, built up DX split systems, air- and water-cooled scroll, reciprocating, and screw chillers. Ability to read and understand wiring diagrams. Conduct work exhibiting a professional demeanor and tactful and courteous communication with a diverse client base. Working independently, you will also:

• Maintain, troubleshoot, and repair various HVAC systems including Centrifugal chillers, large tonnage RTU, Water- and Air-cooled Chillers (Reciprocating, Scroll and Screw any tonnage), Cooling Towers, Split systems (including large built-up DX split systems), SCUDs, Pumps, Variable frequency drives, air compressors and air dryers
• Troubleshoot air flow, air distribution, building pressure, and VAV systems
• Trace out and troubleshoot complex electrical systems
• Teardown semi-hermetic compressors and perform in-field top end repairs or determine reasons for failure
• Maintain a safe and clean work environment, including the proper use of PPE
• Maintain an organized and clean company vehicle
• Manage assigned projects, including coordinating with Account Managers and Service Coordinator for parts, subcontractors, and labor
• Arrange and communicate daily schedule with Service Coordinator
• Coordinate and maintain company-issued tools and equipment
• Complete accurate timecards, service activities, and inspection reports
• Collaborate with other team members, including Service Coordinators and Service Supervisors, to proactively anticipate and develop solutions to client problems
• Demonstrate professional craftsmanship and pride in your work
• Articulate diagnostics and resolutions in communications and correspondence with clients and team
• Work safely following industry standards

WE OFFER

ACIS, Inc. offers comprehensive benefits including medical, dental, vision, and disability insurance. We also offer 401K with company match programs, paid vacation and holidays, company vehicles, cell phones, and equipment. We believe in fostering an environment of growth and providing on-the-job training and certifications.

OUR VALUES

Honesty - Humility - Passion - Excellence - Teamwork - Growth

People are what make ACIS, INC. a great place to work! We recognize that diverse teams make the strongest teams, and we encourage people of all backgrounds to apply.

Learn more: https://acisinc.com/

Requirements

• Minimum of 7-10 years of commercial HVAC experience
• Associate's degree, or equivalent experience and training
• Valid Driver's License
• Current EPA Universal
• Texas ACR Registered
• Current Texas TDLR Registration
• Provide basic hand tools, i.e. gauges, meter(s), screwdrivers, wrenches, pliers, etc.
• Actively seek training, coaching, and expand knowledge of the industry
• Flexibility to work overtime and weekends, as needed
• Basic knowledge of Microsoft Outlook, Microsoft Teams, and smartphones