Mechanical Design Engineer – Water & Infrastructure Projects

Overview

As a Mechanical Design Engineer, you design and drive practical MEICA solutions for water and wastewater facilities, from concept to installation. You’ll work closely with civil, electrical and ICA teams to ensure integrated, buildable designs. You’ll stay involved through construction, resolving issues and supporting handover. The role offers exposure to AMP and utility projects within a growing, collaborative engineering business that values technical excellence and long-term relationships.

Pay / Benefits

• Hybrid working options
• Flexible working hours
• 25 days' annual leave + bank holidays
• Performance-related bonus
• Training, mentoring and CPD opportunities
• Clear progression pathways

Responsibilities

• Produce designs, drawings and calculations for pumps, pipework, valves, tanks and process plant
• Support development of P&IDs, GA layouts and equipment schedules for mobilisation
• Coordinate with civil, electrical and wider teams to ensure integration of MEICA solutions
• Review subcontractor and supplier mechanical design proposals
• Ensure compliance with standards and water company requirements
• Participate in HAZOPs, CDM risk assessments and constructability reviews
• Provide technical support to site teams during construction and for handover
• Contribute to O&M manuals, as-built records and project documentation
• Develop sustainable, cost-effective mechanical solutions and consider whole-life asset performance
• Support buildability improvements and multidisciplinary coordination

Key requirements

• 3–5+ years’ mechanical design experience in utilities, infrastructure or water projects
• Experience designing pumps, pipework, valves, tanks and/or process plant
• Experience developing/interpreting P&IDs, GA layouts and equipment specifications
• Proficiency with AutoCAD, Inventor and pipework/process design tools
• Familiarity with WIMES, Sewerage Sector Guidance and mechanical/process standards
• Strong CDM understanding and temporary/permanent works knowledge
• Good technical writing and communication skills
• Collaborative, practical problem-solving approach
• Full UK driving licence
• Ability to work across disciplines and with external consultants and site teams

• collaborative
• good communication
• practical problem-solving
• AutoCAD
• Inventor
• pipework/process design tools

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