About Us: 

Since 1980, DynaTen Corporation (a Comfort Systems USA Company) has delivered high-quality Commercial Construction and Service Solutions across the greater North Texas market. We partner with our clients to provide technical expertise and high-level execution on every project. As a result, DynaTen is a trusted provider of HVAC, Plumbing, and Building Automation Controls solutions. 

Our culture is built on accountability, teamwork, and a commitment to developing our people. We take pride in promoting from within, supporting both field and office teams, and delivering results the right way. We offer strong long-term career opportunities, excellent benefits, and a positive, team-oriented work environment. 

Position Summary 

The Billing Specialist is responsible for accurate and timely billing of service work. The role manages service invoices, reviews technician work orders, submits invoices through third party customer portals, resolves billing discrepancies, and supports customers and internal teams with billing inquiries. This position reports to the Service Customer Experience Team Manager.  

Principal Duties and Responsibilities 

• Set up in-system billing requirements based on customer instructions, perform quality review of work orders, and create purchase orders. 

• Prepare quoted and time-and-material invoices from service work orders.  

• Review labor, materials, equipment and service charges for accuracy, prior to invoicing.  

• Resolve billing discrepancies with customers, service managers, and operations teams. 

• Provide professional customer service regarding invoices and account questions. 

• Maintain complete billing files and support collections, closeout, audits, and process improvements. 

• Perform other duties as assigned. 

Required Qualifications 

• At least 2 years of billing, accounts receivable, or closely related experience. 

• Experience interpreting and handling customer requirements, and purchase orders. 

• Proficiency with Microsoft Excel, PDF documents, customer portals, and accounting or ERP systems. 

• Strong attention to detail, follow-through, organization, and professional customer communication. 

• Ability to manage multiple deadlines and priorities in a fast-paced facility services environment. 

• Strong communication, problem-solving, and customer service skills. 

Preferred Qualifications 

• Commercial HVAC/plumbing experience. 

• Experience with COINS, Procore, Textura, Workday, or similar systems. 

• Associate or bachelor's degree in accounting, finance, business, or a related field. 

What you can expect 

• Exceptional health, dental, and vision insurance. 

• Paid Employee-Only Medical Coverage. 

• In-house and manufacturer-led training and leadership development. 

• Long-term career growth into operations, sales, technical, and/or leadership roles. 

• Comprehensive benefits package and employer-sponsored professional memberships. 

• 401(k) match, PTO, holiday pay, and more. 

• Eligibility for the annual incentive program based on role and plan terms. 

Working Conditions 

Work is performed primarily in a professional office environment. The employee regularly uses a computer, telephone, and standard office equipment and may sit or stand for extended periods. The role requires frequent communication, close visual work, and occasional movement of office materials weighing up to 15 pounds. 

EEO Statement 

Comfort Systems USA, Inc., together with its subsidiaries, provides equal employment opportunities to all employees and applicants for employment without regard to race, color, religion, sex, sexual orientation, pregnancy or maternity, national origin, citizenship, genetic information, disability, protected veteran status, gender identity, age, or any other status protected by law. This policy applies to recruiting, hiring, transfers, promotions, terminations, compensation, benefits, and all other terms and conditions of employment. 

The statements contained in this document are intended to describe the general nature and level of work being performed by an employee assigned to this description. They are not intended to constitute a comprehensive list of functions, duties, or local variances. Management retains the discretion to add to or change the duties of the position at any time. 

This job description does not state or imply that these are the only duties to be performed by the employee in this position. Employees may be required to follow other job-related instructions and perform other job-related duties requested by an authorized person. All duties and responsibilities are essential functions and requirements and are subject to reasonable accommodation for qualified individuals with disabilities. The requirements listed are the minimum levels of knowledge, skills, and abilities. This document does not create an employment contract, implied or otherwise, and employment remains at will.