BAS Controls Service Technician

Liberty Personnel Services, Inc.; Mattoon (IL); On-site; USD 34,440 - 55,104; Full time

Benefits offered by this job

Company vehicle

Medical, Dental & Vision Insurance

401(k)

PTO

Professional development opportunity

Job summary

Liberty Personnel Services, Inc. is seeking a Building Automation Systems (BAS) Service Technician to support commercial and industrial HVAC control systems. The role focuses on diagnosing, servicing, and maintaining BAS to keep facilities running efficiently.

The ideal candidate has 3+ years of BAS or HVAC Controls experience and is skilled at troubleshooting DDC systems and control networks, with preferred exposure to Niagara/Tridium and other major brands.

Qualifications

• 3+ years of BAS or HVAC Controls experience.
• Experience servicing commercial Building Automation Systems.
• Strong understanding of HVAC equipment and controls.
• Ability to troubleshoot DDC systems and control networks.
• Preferred experience with Niagara, Tridium, Johnson Controls, Siemens, Honeywell, Schneider Electric, Distech, Automated Logic, BACnet, or Modbus.

Responsibilities

• Diagnose and repair BAS/DDC control systems.
• Troubleshoot HVAC controls, controllers, sensors, and field devices.
• Perform service calls, preventative maintenance, and system repairs.
• Assist with controller replacements and system upgrades.
• Support customers with operational issues and technical solutions.
• Complete service documentation and communicate with project teams.

Skills

BAS/HVAC controls

Troubleshooting

Field servicing

Control networks

Tools

Niagara

Tridium

Johnson Controls

Siemens

Honeywell

Schneider Electric

Distech

Automated Logic

BACnet

Modbus

Job description

Salary & Benefits

Competitive hourly rate, company vehicle, Medical, Dental & Vision Insurance, 401(k), PTO, and continued professional development assistance.

Position Overview

We are seeking a Building Automation Systems (BAS) Service Technician to support commercial and industrial HVAC control systems in a stable organization with long‑term career opportunities. The role involves troubleshooting, servicing, and maintaining BAS while keeping customers’ facilities operating efficiently.

Responsibilities

• Diagnose and repair BAS/DDC control systems
• Troubleshoot HVAC controls, controllers, sensors, and field devices
• Perform service calls, preventative maintenance, and system repairs
• Assist with controller replacements and system upgrades
• Support customers with operational issues and technical solutions
• Complete service documentation and communicate with project teams

Qualifications

• 3+ years of BAS or HVAC Controls experience
• Experience servicing commercial Building Automation Systems
• Strong understanding of HVAC equipment and controls
• Ability to troubleshoot DDC systems and control networks
• Preferred experience with Niagara, Tridium, Johnson Controls, Siemens, Honeywell, Schneider Electric, Distech, Automated Logic, BACnet, or Modbus

Compensation & Benefits

Competitive hourly rate, company vehicle, Medical, Dental & Vision Insurance, 401(k), PTO, continued professional development assistance, and long‑term career opportunities.