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Day rate: £250 - £320 per day Outside IR35

Location: North-West

We are seeking an experienced BMS Commissioning Engineer with strong Siemens expertise to work on high-profile projects across commercial and critical environments. This role involves commissioning, testing, and optimising Siemens BMS installations, working closely with project teams and clients to ensure systems operate exactly as intended.

This position is ideal for an engineer who enjoys taking ownership of commissioning activities from start to finish and thrives in technically challenging environments.

Key Responsibilities

Commission Siemens Desigo BMS systems across live and new-build sites

Configure and test Desigo PX / PXC controllers

Work with Desigo CC, including graphics, alarms, trends, and schedules

Carry out FATs, SATs, functional testing, and client witness testing

Integrate BMS with HVAC plant, metering, and third-party systems using BACnet

Diagnose and resolve software, hardware, and communications issues

Produce commissioning documentation and handover packs

Support clients post-handover with system optimisation and fine-tuningEssential Experience

Proven experience commissioning Siemens BMS systems

Hands-on experience with Desigo CC and Siemens controller configuration

Strong understanding of HVAC plant and control strategies

Experience with BACnet integration and fault-finding

Ability to work independently on site

Full UK driving licenceDesirable

Experience with Desigo Insight or legacy Siemens estates

Exposure to other BMS platforms such as Trend, Tridium, or Schneider

ECS or CSCS card

Experience working in healthcare, data centres, or critical infrastructure environments

If you are interested in applying for this job please press the Apply Button and follow the application process. Energy Jobline wishes you the very best of luck in your next career move.