Mechanical Engineer — Water Industry (Design)

Overview:

A leading water sector consultancy is looking for a Mechanical Design Engineer to deliver mechanical design solutions for water and wastewater treatment facilities. You will work across concept, outline, and detailed design stages for critical water infrastructure.

Key Responsibilities:

• Produce concept, outline, and detailed mechanical designs for pumping systems, treatment equipment, pipework, valves, and rotating machinery.
• Prepare detailed design calculations for pumps, flow/pressure, energy efficiency, and mechanical sizing.
• Develop P&IDs, mechanical GA drawings, equipment schedules, and technical specifications.
• Carry out pipework stress analysis, materials selection, and constructability assessments.
• Review and coordinate 3D models, ensuring alignment with civil, electrical, and process design elements.
• Undertake site surveys, condition assessments, and produce design reports with recommendations.
• Support FAT/SAT, procurement specifications, and technical evaluation during tender stages.
• Ensure compliant designs against water industry standards, CDM, PED/Pressure Systems Safety Regulations, and relevant mechanical codes.

About You:

• Degree/HND in Mechanical Engineering.
• Mechanical design experience in water/wastewater or process plant environments.
• Strong understanding of pumps, process equipment, pipework systems, and treatment infrastructure.
• Able to produce design calculations, reports, and coordinated multi-disciplinary design packages.

For more information, please reach out to Kelly Reinecke at Terra Recruitment.

kelly@terra-recruitment.com