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Senior/Principal Process Engineer

Croydon, 69 PARK LANE, gb💼 Full-time🗓 2026-09-15 → 2026-09-26

Core

Lead the design and development of water and wastewater process solutions from concept to delivery, supporting Southern Water's investment programme.

Role type

Senior/Principal Process Engineer (Water & Wastewater)

Builds

Sustainable water and wastewater infrastructure projects

Domain

Water industry / Environmental engineering

Deliverable

production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work

Required skills

Chemical Engineering or Chemistry/Biological Science degree, Chartered Engineer status (or in progress), Water Industry Experience, Process safety review (HAZOP/HAZID), Hazardous Area Classification, LoPA assessments, Technical specification writing, PFD/P&ID creation, Mass balance analysis

Preferred skills

None stated

Technologies

None stated

Responsibilities

Lead design and development of water and wastewater process solutions; Produce and review process engineering deliverables (PFDs, P&IDs, mass balances, technical specs); Provide technical leadership and solve complex engineering challenges; Participate in HAZOP, HAZID and process safety reviews; Prepare process safety documentation (Hazardous Area Classification, LoPA); Ensure designs comply with regulations and standards; Collaborate with clients, contractors and multidisciplinary teams

Seniority

Senior/Principal, hands-on IC with technical leadership

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