On-Site AHU Controls Engineer (UK Travel)

iACS - HVAC Control Specialists; Greater London; On-site; GBP 42,000 - 60,000; Full time

Benefits offered by this job

Company vehicle

Laptop

Mobile phone

Travel expenses covered

Job summary

iACS is a dynamic, family-run leader in HVAC control systems seeking a Commissioning Engineer (AHU Controls). This on-site role focuses on commissioning, testing, and validating AHU control systems across the UK with a state-of-the-art iX platform.

You will configure control strategies on local HMIs, verify I/O, and collaborate with BMS contractors for seamless Modbus/BACnet integration, while delivering end-user training and detailed reports.

Qualifications

• Extensive AHU controls knowledge and hands-on commissioning experience.
• Full UK driving licence.
• CSCS card valid for site access.
• Authorisation to work in the UK.
• Familiarity with cloud connectivity solutions and modern remote technical support.
• Experience with Modbus/BACnet serial/IP configuration.
• Strong electrical troubleshooting and clear client communication.

Responsibilities

• Conduct on-site commissioning, testing, and validation of AHU control systems.
• Perform pre-commissioning checks of mains power, voltages, and field components.
• Configure control strategies and parameters on local HMIs; ensure PLCs run latest software.
• Test and validate analogue/digital I/O; troubleshoot and correct cabling on site.
• Collaborate with BMS contractors to integrate AHU with Modbus/BACnet.
• Deliver hands-on end-user training and complete commissioning/site visit reports.

Skills

AHU controls knowledge

UK driving licence

CSCS card

UK work authorisation

Cloud connectivity familiarity

Modbus/BACnet configuration

Electrical troubleshooting

Client communication

Job description

iACS is a dynamic, family-run leader in HVAC control systems seeking a Commissioning Engineer (AHU Controls). This on-site role focuses on commissioning, testing, and validating AHU control systems across the UK with a state-of-the-art iX platform.

You will configure control strategies on local HMIs, verify I/O, and collaborate with BMS contractors for seamless Modbus/BACnet integration, while delivering end-user training and detailed reports.