Senior Mechanical Design Engineer

Senior Mechanical Design Engineer – Water AMP8

Location: Maidstone, Kent (flexible hybrid). Job type: Long‑term Contract (Outside IR35).

A leading water client is seeking an experienced mechanical design engineer to support long‑term capital delivery programmes. This client-side position covers the full project lifecycle including feasibility, option engineering, detailed design, construction and commissioning.

Responsibilities

• Lead mechanical engineering design activities from feasibility through to commissioning on clean water infrastructure projects.
• Produce and review detailed mechanical designs, calculations, specifications, reports and drawings for treatment plant assets, pumped systems, pipework and chemical dosing equipment.
• Carry out and validate hydraulic calculations, including pump sizing, system curves, head loss assessments and surge considerations.
• Ensure design outputs comply with client stand...