Senior Wastewater Process Engineer

Overview

In this role you will lead process engineering design for wastewater and water reuse projects within a multidisciplinary Water Engineering team. You will guide feasibility through detailed design, contribute to procurement and construction, and liaise with clients and vendors to deliver high-quality outcomes. You’ll work on diverse, landmark projects across the UK and overseas, shaping solutions that support sustainable water management. This is a hands-on, client-facing role with opportunities to mentor junior staff and influence project delivery in a global firm.

Pay / Benefits

• Work-life balance
• Hybrid working
• Flexible working arrangements
• Training and Chartership support
• Thrive wellbeing program
• Gymflex discount

Responsibilities

• Produce process design deliverables including optioneering studies, mass balances, P&IDs, and basis of design reports
• Undertake outline or detailed process engineering design
• Attend site visits for data collection and operator engagement
• Provide technical input to procurement and support project managers in client discussions
• Coordinate with technology providers and vendors; participate in HAZOP/HAZID/ENVID/SWIFT
• Mentor and supervise junior staff; collaborate with multidisciplinary teams to ensure design integration
• Support proposals with scope, schedule, and budget input; liaise with internal/external clients to meet needs

Key requirements

• Significant experience delivering process engineering design on infrastructure projects; lead process engineering role on a project or major task
• Experience in the municipal water industry
• Ability to work largely unsupervised on design deliverables
• Experience delivering studies from feasibility to detail design in wastewater treatment (municipal or industrial)
• Understanding of circular economy and Zero Liquid Discharge concepts; exposure to tertiary treatments
• Consultancy or engineering company background; ability to prepare technical reports and present to diverse audiences
• Confident, articulate communicator; capable of leading multi-disciplinary meetings and representing the organization externally
• Willingness to travel to operational sites and construction locations; safe working practices

• Confident, articulate communication
• Collaborative teamwork
• Mentoring and coaching
• Process design and optioneering
• Mass balance, process flow diagrams, piping and instrumentation diagrams
• FEED and detailed design in wastewater treatment (municipal/industrial)

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