Process Commissioning Engineer

Process Commissioning Engineer - Water / Wastewater
Location: Newport, Wales
Type: Permanent or Contract, Full-Time | Site-based with travel

Why this role stands out

Prefer being on site rather than behind a desk? This is a role where you'll take full ownership of bringing major infrastructure assets into operation.

You'll take newly built treatment systems and turn them into fully operational, compliant assets, working hands-on with process plant, MEICA systems and live environments.

It's a position with real responsibility, high visibility, and the opportunity to see the direct results of your work every day.

Key responsibilities:

Develop and deliver commissioning strategies for process plant, including sequencing, FAT/SAT and performance testing
Lead on-site commissioning of process and MEICA assets, ensuring systems meet design intent and regulatory requirements
Manage commissioning through construction, including outage planning, programme coordination and client liaison
Produce and manage commissioning documentation (RAMS, ITPs, QA records, handover packs)
Carry out testing, optimisation and performance validation, including site-based analysis
Maintain strong safety standards, including process/COSHH compliance
Coordinate subcontractors and support installation and commissioning interfaces
Support and mentor junior engineers where requiredThe work

You'll be delivering a varied mix of projects across:

Clean water and wastewater treatment works
Process plant upgrades and new build schemes
Infrastructure assets, reservoirs and related systems

What they're looking for

HNC / Degree in Mechanical, Electrical, Process or related discipline (or equivalent experience)
Experience commissioning water or wastewater/process plant
Strong understanding of MEICA systems within a construction environment
Proven fault-finding and problem-solving ability
Experience producing commissioning documentation and deliverables
CSCS / SSSTS (or willingness to obtain)
Full UK driving licence and willingness to travel
Knowledge of P&IDs, process instrumentation and WIMES standards
Experience working with subcontractors and delivery teams

What you'll get

Financial & benefits

Salary up to £60,000 + package
Pension matched between 4.5% - 7%
Annual bonus scheme
Professional membership fees paidWork-life balance & wellbeing

33 days holiday (with buy/sell options)
Private medical, life assurance and health screening
Flexible working arrangementsFamily & flexibility

26 weeks' paid maternity/adoption leave
Enhanced paternity/partner leave
Additional leave for carersDevelopment & progression

Structured training, mentorship and cross-discipline exposure
Early responsibility and ownership of projects
Clear progression into Senior or Lead Commissioning roles
Long-term pipeline of secure AMP framework work

Why apply

This is a role where you'll move beyond supporting delivery and instead own the stage where projects are proven, tested and brought to life.

If you enjoy solving problems on site, working with real assets, and making sure systems actually perform as designed, this is a genuinely rewarding opportunity.

If this aligns with your experience, apply now or get in touch for a confidential discussion.

Leon Smith