Principal Mechanical Engineer (Water Sector)

COSTAIN GROUP · greater manchester, england, United-Kingdom

Location
greater manchester
Job Type
Full-time
Posted
June 30, 2026

Job Description

Job Description

Costain is expanding its Mechanical Design & Engineering Services to meet the increased engineering and design workload in the water sector, specifically for AMP 8 projects. We are currently seeking a Principal Mechanical Engineer – Water to join our team and support multiple clients, including United Utilities, Severn Trent, Thames Water, Southern Water, Northumbrian Water, and Yorkshire Water.

The position will be based at our offices on Aviator Way, Manchester, with a flexible approach to home working to promote wellbeing. We encourage applications from candidates with experience in the water sector, as well as those from other industries, to foster interdisciplinary learning and enhance on-site delivery.

This role presents an excellent opportunity to establish or advance a career in a technically challenging and rewarding sector that plays a crucial role in supporting the UK's water infrastructure.

Responsibilities

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