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Mechanical Service Specialist

Houston, TX

Responsible for planned maintenance repairs and new installation for commercial, industrial, and institutional HVAC and mechanical systems and equipment. Includes the ability to troubleshoot, repair and maintain HVAC systems and to commission new and existing mechanical and control system installations to ensure occupant comfort and reduce the energy used by facilities. This position will be handling field service calls, review system installations and provide onsite and remote diagnostics to verify that the facility HVAC is operational to the design specifications and client requests.

Principal Duties

  • Repair and install various mechanical system equipment
  • Troubleshoot and verify correct operation of equipment and field devices
  • Perform preventative maintenance on customer and company furnished equipment and devices
  • Sensor and device operation evaluation and calibration and replacement


  • Minimum high school diploma, Preferred Associates Degree and/or Technical College Degree
  • 2-10 years’ experience in commercial mechanical HVAC, installation, maintenance, and troubleshooting and correcting diverse HVAC issues
  • Thorough understanding of commercial HVAC systems and control theory
  • Good analytical skills and attention to detail with ability to read and interpret blueprints, plans and manuals.
  • Excellent customer service skills with desire to exceed customer expectations
  • Ability to work independently in a timely manner, making sure job is done correctly the first time
  • Universal HVAC Certification or Mechanical license preferred


  • Health + Life Insurance

    DAC offers a cost-effective, comprehensive package of medical, dental and vision options for all employees. Employees are also eligible for company-provided and buy-up disability and life insurance options.

  • Paid Time Off

    DAC provides paid time off for all employees with escalating accruals for tenure.

  • Profit Sharing

    Our success is based on the hard work of our people, and we provide a profit sharing program to reward them.

  • Retirement Savings

    We provide a 401K retirement savings program supported by a leading, global financial services firm, with matching company contributions.

  • Supplemental Insurance

    In addition to traditional insurance, DAC has collaborated with industry leading partners to provide employees supplemental options for life and health insurance.

  • Tuition Reimbursement

    We encourage our people to excel in their careers and offer an education reimbursement program to support their growth.