HVAC Test, Adjust, & Balance (TAB) Technician

LCCx, LLC (dba Lackey de Carvajal Cx); San Antonio (TX); On-site; USD 30,000 - 47,000; Full time

Benefits offered by this job

Training and certification

Career advancement

Job summary

LCCx is seeking an HVAC TAB Technician to support commercial and institutional projects across Texas. Entry-level candidates are welcome, and experienced technicians with three or more years of TAB or related HVAC experience are encouraged to apply.

Responsibilities include test, adjust, and balance of air and hydronic systems, reviewing drawings, gathering field data, and coordinating with contractors and project teams.

Qualifications

• Entry-level candidates welcome and will learn through supervised fieldwork.
• Experienced candidates (3+ years) with TAB or related HVAC experience preferred.
• Certifications such as AABC, NEBB, NBC are preferred or willingness to pursue training.

Responsibilities

• Test, adjust, and balance air and hydronic HVAC systems with calibrated instruments.
• Collect field measurements and prepare testing records, forms, and reports.
• Review mechanical drawings, equipment information, and project specifications.
• Help assess system readiness and verify performance.
• Collaborate with contractors, commissioning agents, and project teams.
• Follow jobsite safety procedures and TAB standards.
• Coordinate TAB work including labor, tools, travel, and project progress.
• Represent LCCx during site meetings and inspections.
• Troubleshoot performance issues and recommend corrective actions.
• Complete detailed reports and verify the quality of assigned work.

Skills

Attention to detail

Clear communication

Willingness to learn

Mechanical aptitude

Hands-on work

Reading drawings

Team collaboration

Education

HVAC coursework

Technical training

Related mechanical experience preferred

Tools

TAB tools/software

Job description

LCCx is a Texas-based engineering firm specializing in Commissioning, Energy Services, and HVAC Testing, Adjusting & Balancing (TAB). Established in 2006, we serve clients throughout Texas from offices in Austin, San Antonio, Houston, and Dallas.

Our team helps ensure buildings operate efficiently and meet their intended performance, comfort, and design requirements.

About the Job

We’re seeking an HVAC TAB Technician to support commercial and institutional HVAC projects. We welcome both entry-level candidates ready to learn the trade and experienced candidates with three or more years of TAB or related HVAC experience.

Entry-level technicians will learn through supervised fieldwork alongside experienced staff. Experienced technicians will take greater ownership of testing, balancing, troubleshooting, and project coordination. Responsibilities will reflect your experience and demonstrated skills.

What You'll Do

• Test, adjust, and balance air and hydronic HVAC systems using calibrated instruments, with guidance appropriate to your experience.
• Collect accurate field measurements and prepare testing records, forms, and reports.
• Review mechanical drawings, equipment information, and project specifications.
• Help assess system readiness and verify performance.
• Collaborate with contractors, commissioning agents, and project teams.
• Follow jobsite safety procedures, design requirements, and applicable TAB standards.

Experienced technicians will also:

• Coordinate assigned TAB work, including labor, tools, travel, and project progress.
• Represent LCCx during assigned site meetings and inspections.
• Troubleshoot performance issues and recommend corrective actions.
• Complete detailed reports and verify the quality of assigned work.

Your Bring

All candidates:

• Attention to detail, dependable work habits, and clear communication.
• A willingness to learn and maintain accurate field documentation.
• A valid driver’s license and reliable transportation.
• Availability for out-of-town travel and project-driven schedules.
• Ability to perform essential field duties, including working on ladders, rooftops, and in mechanical spaces, and moving equipment up to 50 pounds, with or without reasonable accommodation.
• Mechanical aptitude and an interest in HVAC systems and hands-on work.
• Willingness to learn testing instruments, drawing interpretation, and reporting.
• No prior TAB experience required; HVAC coursework, technical training, or related mechanical experience is preferred.

Experienced candidates:

• Three or more years of TAB or related mechanical systems experience, with skills relevant to TAB work.
• Knowledge of air and hydronic systems, controls, and HVAC operations.
• Ability to interpret mechanical drawings, use TAB tools and software, and troubleshoot with limited supervision.

Relevant AABC, NEBB, or NBC certification, commissioning experience, and OSHA 10/30 training are preferred. Candidates without certification should be willing to pursue applicable training and certification.

Why Join LCCx?

• Competitive hourly compensation based on your experience and qualifications.
• Opportunities for training, certification, and career advancement.
• Hands-on projects across a variety of sectors throughout Texas.
• A supportive team of experienced technical professionals.
• Flexible scheduling where project requirements allow and a results-oriented culture.

Whether you’re starting your HVAC career or bringing years of field experience, we encourage you to apply.

LCCx is an Equal Opportunity Employer. All qualified applicants will receive consideration without regard to race, color, religion, sex, national origin, disability, or protected veteran status.