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Principal Mechanical Engineer, Water Sector

Exeter, gb💼 Full-time🗓 2026-06-08 → 2026-09-30

Core

Lead mechanical engineering design and delivery for multi-billion-pound water and wastewater infrastructure projects across the UK.

Role type

Principal Mechanical Engineer (Water Sector)

Builds

Water and wastewater treatment plants, pump stations, and non-infrastructure schemes for major UK water utilities.

Domain

Water infrastructure and wastewater engineering

Required skills

Pump station design, piping design, valve selection, hydraulics, engineering report review, design drawing approval, technical specification creation, site survey management, P&ID production, multi-disciplinary collaboration

Preferred skills

Chartered Engineer status (IMechE), experience with MEICA solutions, global project collaboration

Technologies

P&ID software, hydraulic modeling tools, design drawing platforms

Responsibilities

Develop feasibility studies, outline and detailed designs, and provide construction support; Create design drawings, select mechanical plant, and prepare technical specifications; Manage project budgets, schedules, and deliverables; Conduct site surveys and liaise with clients, contractors, and suppliers; Design mechanical installations including pumps, screens, valves, and odour control; Produce layouts, datasheets, and P&IDs.

Seniority

Principal, hands-on IC with strategic delivery responsibility

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