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Posted 03 August, 2026

Mechanical Installer - Gas Suppression

Midas
West Midlands, ENG, GB Full Time

Job Description

Mechanical Installer Gas Suppression Systems

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Location: Dudley base with nationwide travel (Midlands, London & South)
Salary: £45,000£50,000, depending on experience
Additional package: Overtime, travel expenses, pension, training and company benefits

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We are recruiting on behalf of an established UK fire protection specialist seeking an experienced Mechanical Installer/Pipe Fitter to join its gas suppression division.

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This is a specialist position for someone with proven experience installing gaseous fire suppression pipeworknot a general plumbing or mechanical-services role. You will work on commercial, industrial and critical-environment projects throughout the UK.

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The Role

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You will install and modify high- and low-pressure pipework for gaseous fire suppression systems, including:

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  • HFC-227ea
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  • FK-5-1-12
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  • Inergen
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  • Argonite
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  • CO2 systems
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Your responsibilities will include:

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  • Installing threaded pipework and high-pressure fittings to exact tolerances
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  • Setting out pipework routes from approved drawings and manufacturer specifications
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  • Cutting, threading and assembling pipework to a high standard
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  • Installing cylinders, manifolds, valves, discharge nozzles, brackets and supports
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  • Ensuring pipe sizes, routes and nozzle positions comply with system designs
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  • Assisting with pressure testing, integrity testing and commissioning
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  • Identifying design clashes, defects and non-conformances
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  • Completing installation records, test documentation and site reports
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  • Working closely with project managers, supervisors and commissioning engineers
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  • Following RAMS, permit-to-work procedures and site health and safety requirements
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  • Working in accordance with relevant British Standards, manufacturer guidance and applicable LPCB or FM requirements
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About You

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To be considered, you must have:

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  • Previous experience installing gaseous fire suppression pipework
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  • Strong threaded-pipe installation skills
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  • Experience working with high-pressure pipe systems
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  • The ability to interpret mechanical drawings, isometrics and installation manuals
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  • A high standard of workmanship and attention to detail
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  • The ability to work independently on live sites
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  • A valid CSCS Skilled Worker card
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  • A full UK driving licence
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  • A willingness to travel and stay away when projects require it
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Manufacturer-specific suppression-system training is highly desirable. IPAF, PASMA, manual-handling and asbestos-awareness certificates would also be beneficial.

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