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Hounslow, Greater London
BMS Engineer - Tenbroeke

BMS Engineer - Tenbroeke

GTS INTERNATIONAL LTD

Posted 8 hours ago, valid for 17 days

Hounslow, Greater London TW6 1EW, England

Full Time

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Sonic Summary

The position is for a System Engineer specializing in Building Management Systems (BMS) with a focus on Siemens Desigo, located in Greater London.
This contract role offers a competitive rate, dependent on experience, and is classified as outside IR35.
Candidates should have proven experience in BMS system design and integration, ideally with Siemens Desigo, along with a strong systems engineering background.
A familiarity with HVAC systems and communication protocols such as ModBus and BacNet is essential, while experience in rail or large-scale infrastructure is beneficial.
The company offers a flexible working environment and the potential for long-term contract engagement on significant infrastructure projects.

Job Title: System Engineer - BMS (Contract) – Siemens Desigo | Rail InfrastructureLocation: Greater LondonContract Type: Contract (Outside IR35)Rate: Competitive (DOE)Start Date: ASAPIndustry: Building Services / Rail / Systems EngineeringAbout the CompanyWe are an engineering consultancy delivering complex systems across the UK rail network. With a strong track record in station rebuilds, upgrades, and major network extensions.Our team is expanding, and we’re now looking for an experienced System Engineer (BMS) to join us on a contract basis.Role OverviewThis is a systems-focused engineering role, not controls programming. You will be responsible for designing how Siemens Desigo BMS systems integrate with mechanical plant equipment, ensuring all elements communicate effectively and identifying any compatibility issues early in the process.Key Responsibilities

Design BMS integration with HVAC systems (AHUs, chillers, VRFs, heat pumps, etc.)
Review and verify mechanical system specifications for communication compatibility (e.g. ModBus, BacNet, hardwired protocols)
Flag any incompatibilities early and propose technical solutions (e.g. additional interface modules)
Collaborate closely with mechanical teams to ensure aligned delivery

Requirements

Proven experience in BMS system design/integration, ideally using Siemens Desigo
In-depth knowledge of mechanical plant systems: HVAC units, AHUs, VRFs, chillers, heat pumps
Familiarity with communication protocols: ModBus, BacNet, wired interfaces
Strong systems engineering background
Experience working in rail or large-scale infrastructure environments is beneficial
Ability to work autonomously and communicate effectively within multi-disciplinary teams

What’s on Offer

Contract role with long-term potential (multiple active and upcoming projects)
Involvement in a career-defining infrastructure project
Outside IR35 potential
Flexible working environment

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