Service Estimator
Texas AirSystems · Fort Worth, TX; Irving, TX · United States · On-site
Posted Aug 25, 2026
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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.
The Opportunity
We are seeking an experienced Mechanical Service Estimator, with project management experience. The Estimator/Project Manager will be responsible for estimation of quoted service, preventative maintenance contracts and the basic execution and management of mechanical HVAC projects. The candidate must have experience in a commercial HVAC environment, excellent communication, and teaming skills. Position requires a high level of correspondence with sales team, customers, vendors, technicians, and area service managers.
Responsibilities
High attention to detail.
Work with the sales team and operations management to estimate mechanical service and preventative maintenance costs.
Performs quality estimates for the repair/installation of mechanical equipment and mechanical systems.
Issue intelligent and perceptive Request for Information (RFIs) when required.
Assemble accurate and well-organized estimates in a timely manner.
Organize sub‐contractor and vendor quotations, and ensure quotes meet contract documents.
Maintain relationships with sub‐contractors and clients.
Prepares, coordinates, and evaluates subcontractor bid packages.
Attend pre-bid walk-throughs periodically.
Work with salespeople to clearly identify scope.
Participate in turnover meetings and work with the service technicians and area service managers to define scope and material.
Manage project to margin expectations.
Manage customer expectations.
Provide project close and documentation as required.
Communication to all affected during and at the project conclusion:
Sales
Service Admin/Operations
Area Service Manager
Work with service admin/operations to close out project, bill, and collect.
The Required Profile
Bachelor’s Degree in Engineering, Business or related field and minimum 3 years’ experience working in the construction field in similar and/or related position; or equivalent combination of education and experience in commercial HVAC service.
Typically, 3-5 years’ experience estimating HVAC Mechanical Service
Proficiency with a mechanical estimating software a plus
Exceptional communication skills.
Strong math and analytical skills.
Ability to read and interpret equipment submittal data and Operations and Maintenance manuals
Graduate from recognized engineering or construction management program is an asset.
Mix of field and office experience will be helpful.
Strong PC…