Commercial HVAC-Technical Specialist

Texas AirSystems has been shaping the HVAC landscape in Texas for over four decades. With 500+ team members and seven offices statewide, we partner with over 60 leading manufacturers to deliver custom, high-performance solutions that stand the test of time.

Here, your work matters. You’ll be part of a team that values collaboration, rewards curiosity, and gives you the tools to keep growing. Whether you’re just getting started or looking for your next big challenge, this is a place where you can thrive and make a real impact.

Technical Specialist 

FLSA Status: Exempt

The Opportunity

This position provides technical expertise across the full project lifecycle, supporting sales, customers, contractors, and internal teams.  This role is focused on equipment design support, order accuracy, installation verification, start-up coordination, and post-start-up technical issue resolutions.  The Technical Specialist is not a start-up technician but serves as a high-level technical resource for complex, recurring, or critical issues related to LG equipment and controls. 

Responsibilities

Estimating & Pre-Sales Support:

• Assist the sales team with LG equipment design and selection during the estimating phase.
• Review project-specific control requirements and ensure LG equipment selections meet all specified criteria.
• Provide technical guidance to ensure proposed solutions align with customer and project requirements.

Procurement Support

• Assist with and help ensure equipment orders are accurate, complete, and aligned with approved designs and customer expectations.
• Review order details to minimize errors, rework, or field issues.

Installation Oversight

• Verify proper installation of LG equipment in accordance with project requirements and manufacturer standards.
• Oversee piping walk-troughs for split systems, both pre-installation and post-installation.
• Update and help standardize pre-start-up checklists to improve consistency and readiness.

Start-Up Coordination

• Assist with the preparation of configuration and setpoint sheets for the service team.
• Review service post-startup configuration files to verify accuracy and completeness.
• Coordinate with the sales team, which is responsible for obtaining post-start-up files from Service and transmitting them internally as required.
• Support commissioning of controls in collaboration with the controls contractor, as needed.

Post-Start-Up Technical Support

• Provide ongoing technical support to the sales team, customers, contractors, and building owners.
• Focus on investigating and resolving major, complex, or recurring system issues (not routine start-up activities).
• Service as a technical resource for troubleshooting and problem resolution related to LG equipment and controls.
• Attend LG-specific project meetings as a technical representative when required

The Required Profile

• Bachelor’s degree in Mechanical Engineering, Engineering Technology, or related field, or equivalent HVAC industry experience.
• 5+ years of experience in commercial HVAC equipment application, technical support, or system design.
• Strong working knowledge of LG equipment, HVAC systems, and applied mechanical solutions.
• Experience with equipment selection, design review, and order accuracy for commercial projects.
• Understanding of HVAC controls, commissioning processes, and system integration.
• Ability to review project specifications, submittals, and controls requirements for compliance.
• Experience verifying equipment installation and supporting field walk-throughs.
• Proven ability to troubleshoot complex or recurring HVAC and controls issues post-start-up. 
• Strong communication, organization, and problem-solving skills. 
• Ability to work independently and collaborate effectively with sales teams, contractors, service personnel, and customers. 

Other Skills/Abilities

• Ability to interpret and apply manufacturer guidelines, technical documentation, and project specifications.
• Strong attention to detail with a focus on accuracy, documentation, and quality control.
• Ability to manage priorities across multiple projects and deadlines.
• Effective time-management and organizational skills.
• Professional judgment when addressing technical issues and customer concerns.
• Ability to work collaboratively across departments and with external partners.
• Willingness to travel to job sites, customer locations, and project meetings as required.
• Proficient in standard office software and technical applications related to HVAC design and documentation.

Environmental Requirements

This position operates in a combination of office, job site, and mechanical room environments.  Occasional exposure to construction sites, mechanical spaces, and varying environmental conditions, including heat, cold, noise and dust. 

Physical Demands

Ability to walk job sites, climb stairs and ladders, and access rooftop or confined mechanical spaces as needed.  Ability to stand, walk, or sit for extended periods of time. Ability to lift and carry up to 25 pounds occasionally.  Use of personal protective equipment (PPE) as required while on job sites.  Reasonable accommodations may be made to enable individuals with disabilities to perform essential functions.

NOTE: This job description is not intended to be all-inclusive. Employee may perform other related duties as negotiated to meet the ongoing needs of the organization.

Employment practices will not be influenced or affected by an applicant’s or employee’s race, color, religion, sex (including pregnancy), national origin, age, disability, genetic information, sexual orientation, gender identity or expression, veteran status or any other legally protected status.  Reasonable accommodations will be made for qualified individuals with disabilities unless doing so would result in an undue hardship.

Salary ranges listed are dependent upon a candidate’s qualifications, experience, internal equity, and the budgeted amount for the specific role and location.