HVAC Controls Service Technician

HTS • Houston, TX

3d

About The Position

The HVAC Controls Service Technician performs on-site troubleshooting, diagnostics, repairs, commissioning support, preventative maintenance, inspections, and system optimization for building automation systems (BAS), particularly Delta Controls systems. The technician responds to service calls and customer-reported issues, performs directed firmware and configuration changes, and assists with system startups, point-to-point verification, and functional testing. The role represents Divcon at customer sites and involves explaining issues and corrective actions clearly, coordinating service access and scheduling, and documenting work, parts usage, system changes, and follow-up recommendations. The technician collaborates with service engineers, project teams, controls engineers, and service leadership, supports transitions from project completion to service contracts, and contributes to team training, knowledge sharing, and continuous improvement. The role also assists the office team with quoting new service work opportunities.

Requirements

• At least 3 years of experience with Delta Controls (preferred) or similar BAS platforms such as Tridium Niagara, Schneider, Siemens, or Johnson Controls.
• Advanced understanding of HVAC equipment, control devices, and BAS field wiring.
• Advanced networking knowledge, including IP addressing, BACnet, and MSTP.
• Ability to read wiring diagrams, control drawings, and point lists.
• Strong troubleshooting skills and mechanical/electrical aptitude.
• Excellent communication skills and ability to interact professionally with customers.
• Strong attention to detail, organization, and documentation accuracy.
• Valid driver’s license and ability to travel locally.
• Experience with remote monitoring platforms or a service desk support environment.
• Previous experience performing corrective service or field diagnostics for BAS/HVAC systems.

Responsibilities

• Perform on-site troubleshooting, diagnostics, and repair of Delta Controls BAS, including controllers, sensors, actuators, and networked devices.
• Support commissioning, system startups, point-to-point verification, and functional testing under the guidance of engineering or senior technicians.
• Respond to service calls, alarms, and customer-reported issues in a timely and professional manner.
• Perform firmware updates, configuration changes, and minor programming adjustments as directed.
• Conduct scheduled preventative maintenance, system inspections, and health checks.
• Identify failing or at-risk components and recommend corrective actions.
• Assist with system optimization to improve performance, reliability, and energy efficiency.
• Represent Divcon on site and maintain a professional, customer-focused approach.
• Explain system issues, findings, and corrective actions to customers in non-technical terms.
• Coordinate with customers regarding access, scheduling, and service completion.
• Document service activities, findings, and resolutions in Divcon’s service management system.
• Record parts usage, system changes, and follow-up recommendations.
• Communicate recurring issues or improvement opportunities to service leadership and engineering teams.
• Work with Service Engineers, Project Teams, and Controls Engineers on advanced troubleshooting or escalations.
• Support handoff between project completion and ongoing service contracts.
• Participate in knowledge-sharing and continuous-improvement initiatives.
• Coordinate best practices, training, and support for technicians assigned to the Lead Service Technician team.
• Suggest external and internal training courses to the leadership team for technicians.
• Assist the office team in quoting new service work opportunities.

What This Job Offers

• Job Type: Full-time
• Education Level: No Education Listed