HVAC Controls Technician – BAS Specialist & Commissioning

Liberty Personnel Services, Inc.; Dallas (TX); On-site; USD 85,000 - 120,000; Full time

Job summary

Liberty Personnel Services, Inc. represents a leading HVAC controls client in North America, focused on building automation, BAS, and intelligent equipment.

You will join a team that values responsive service, technician training, and cutting-edge control technologies. In this role, you will diagnose direct digital control systems, perform maintenance and commissioning, support HVAC technicians, and help deliver retrofit projects with industry-standard protocols such as BACnet.

Qualifications

• 5+ years of equivalent education and experience in BAS/HVAC or related industry.
• Valid Driver's License and acceptable driving record.
• Work visa sponsorship is not available for this position.

Responsibilities

• Provide responsive customer service to build long-term relationships.
• Identify, diagnose, and troubleshoot direct digital control systems.
• Perform preventative maintenance, commissioning, and replacement modifications.
• Maintain building automation systems and analyze trend logs and schedules.
• Provide controls technical support to HVAC technicians and train junior staff.
• Create programming and graphics for new installations and retrofit projects.
• Commission controls installations and verify sequences meet specs.
• Record billing, inventory, timecards, and related reports.
• Explain technical information to both technical and non-technical audiences.

Skills

Customer service

Troubleshooting

Preventative maintenance

Commissioning

Training and mentoring

Technical documentation

Communication

Education

Technical training

Tools

DDC controllers

BACnet protocol fundamentals

Field devices

Test instruments

Job description

Liberty Personnel Services, Inc. represents a leading HVAC controls client in North America, focused on building automation, BAS, and intelligent equipment.

You will join a team that values responsive service, technician training, and cutting-edge control technologies. In this role, you will diagnose direct digital control systems, perform maintenance and commissioning, support HVAC technicians, and help deliver retrofit projects with industry-standard protocols such as BACnet.