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Salary
≈ $67k – $112k per year (Estimated)
Location
In office (Falmer)
Seniority
Staff · 5+ years exp
Visa
Licensed UK visa sponsor
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 28, 2026. First seen by Alion on Jun 9, 2026. MWH Treatment scores A on the Alion truth index.

Overview
Company
Impact
Profile match
Headquartered in Salford, United Kingdom, MWH Treatment is a leading integrated design and build contractor specializing in the water and wastewater sectors. Operating across major utility frameworks as part of RSK Group, the company delivers large-scale capital schemes, environmental infrastructure, and advanced process engineering solutions. By leveraging multidisciplinary technical expertise and modern digital delivery methods, it helps public and private water providers build resilient, energy-efficient facilities.

We arelooking to strengthen our Commissioning team with a Commissioning Lead based at Otterbourne WSW in Hampshire.

You will report directly to the Commissioning Manager and you will be responsible for ensuring the successful dry testing, wet commissioning, start up and process commissioning of a Major Water projects. You may manage other commissioning staff to achieve this.

Key responsibilities will include:

  • Ensure safe and complaint electrical, ICA and process commissioning of allocated projects.
  • As required, carry out dry, wet and process testing personally, according to your training. Supervise and sign off sub-contractor commissioning activities.
  • Produce or approve RAMS for all commissioning stages.
  • Review and monitoring of commissioning related Project risks.
  • Liaise with Design team to ensure plant commissioning requirements are incorporated at design stage and included in appropriate scope of works.
  • Possible review of design deliverables, including FDS, equipment and instrument lists, P&IDs, control philosophy and telemetry requirements
  • Produce or approve Commissioning Plans in conjunction with design intent
  • Produce the initial Commissioning Programme.
  • Prepare training plans, organize specialist training by equipment suppliers and personally deliver training where appropriate.
  • Arrange and minute Progress & Commissioning Meetings
  • Compile commissioning documentation and deliverables.
  • Carry out Commissioning Strategy Reviews and Documentation.
  • Liaise with sub-contractors regards commissioning deliverables and interfaces.
  • Assist Training Coordinators in compilation of training deliverables and engage in SW Training sessions.
  • Assist O&M Coordinators in compilation and review of O&M Manuals.
  • Ensure Commissioning Log / Daily Diaries and any other information from Engineers is distributed as required.
  • Produce take over reports
  • Liaise with whole scheme delivery team, including client, CMDP site team and sub-contractors.

Qualifications

Essential:

Proven Electrical or process commissioning experience

5 years experience of water, wastewater or sludge operations

Practical knowledge of water, wastewater or sludge processes

A valid clean UK driving license

CSCS card or SHEA Water Card

EUSR Water Hygiene Card

Technical Competencies:

  • Relevant apprenticeship, certificate, diploma or degree (electrician, M&E maintenance, process control, chemical engineering or environmental science).
  • Extensive experience Commissioning within the water industry
  • Knowledge of water, wastewater or sludge treatment processes.

Behavioural competencies:

  • Good communication skills
  • Good interpersonal skills
  • Calm and professional manner
  • Willing to travel to site as required
  • Willing to work weekends or nights if required
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