Commissioning Engineer

Commissioning Engineer – Water Framework (Wastewater & Process Commissioning)

Surrey | Contract -  6-Month Rolling | Up to £500/day (Outside IR35, Ltd Company)

A civil engineering business is looking for an experienced Commissioning Engineer to join their team delivering major AMP8 water and wastewater projects across the Southeast.

This is a rolling six-month contract offering the opportunity to lead commissioning activities on live wastewater sites — with a particular focus on chemical dosing systems, MEICA installations, and process upgrades. You’ll play a key part in bringing critical assets into service safely and efficiently, supporting the client’s long-term investment in environmental and network resilience.

Key Responsibilities:

• Lead end-to-end commissioning delivery across wastewater treatment and process improvement schemes.
• Develop commissioning strategies, plans, and reports from early design through to site handover.
• Coordinate testing and integration with existing assets, ensuring compliance with WIMES and client standards.
• Oversee subcontractors and on-site teams to maintain quality, safety, and programme targets.
• Liaise with client operations teams to support smooth transition and asset adoption.
• Manage technical documentation, training, and defect resolution.

Requirements:

• Strong commissioning background within the water or utilities sector (MEICA, electrical, or process bias).
• Proven understanding of water industry processes, health & safety, and CDM compliance.
• Excellent communication and stakeholder management skills.
• Confident using Microsoft Office for progress tracking and reporting.

Required Certifications & Qualifications:

• CSCS or ECS Card (relevant discipline)
• EUSR National Water Hygiene Card
• SSSTS (minimum) or SMSTS (preferred)
• BS7671 – 18th Edition (Electrical Installations)
• First Aid at Work (preferred)
• Thames Water Passport (advantageous)

Details:

Location: Surrey (GU19 5AT)

Rate: Up to £500 per day (Outside IR35, Ltd Company engagement)

Contract: 6-month rolling, likely to extend through AMP8 delivery

Hours: 07:30 – 17:30, Monday to Friday

This is an excellent opportunity to take ownership of commissioning delivery on a long-term framework — joining a collaborative team focused on safe, high-quality outcomes in the water sector.

If you’d like to discuss this opportunity in more detail, apply via the button on screen or send your CV to Connor at (url removed).

Ganymede is committed to creating a diverse workforce and is an equal opportunities employer. We welcome applications from all suitably qualified persons regardless of age, disability, gender, marriage and civil partnership, pregnancy and maternity, race, religion or belief, sex, and sexual orientation