Process Engineer Water​/Wastewater Expression of Interest

Job Description

About the Role

The UK water sector is entering a period of unprecedented investment and transformation. As Egis accelerates the growth of its Water Business in the UK, we are building a high-performing Process Engineering team to help shape this next chapter.

We are inviting expressions of interest from talented process engineers at all levels, from Consultant through to Associate Director, who want to play a meaningful role in delivering major water and wastewater programmes. Working within a collaborative, multidisciplinary environment, you will contribute to technically robust, sustainable and innovative treatment solutions across nationally significant projects.

This is a rare opportunity to join at a key stage of our UK growth journey, helping to establish, shape and expand a process engineering capability built on Egis’ global infrastructure expertise and long-term commitment to the sector.

• Contribute/lead process design packages, covering feasibility, optioneering, concept, outline and detailed design across major UK water/wastewater programmes (e.g. AMP8, WINEP, SROs, etc).
• Produce Process Design deliverables such as: optioneering studies; process calculations, mass balance, process flow diagrams, piping and instrumentation drawings, sketches, basis of design reports to achieve optimum solutions.
• Attend site visits for data acquisition and meeting site operators.
• Conduct and/or contribute to design and operational safety studies such as HAZOP, SWIFT, DSEAR, HAC/HAP.
• Provide design support during delivery phases, including reviewing contractor submissions, answering design queries, and supporting handover/commissioning activities when required.
• Contribute to business development and work winning: identify opportunities, shape scopes, contribute to bids.
• Contribute to recruitment, team development, mentoring and skills development efforts.

Minimum Requirements

• BEng/MEng (or equivalent) in Chemical/Process Engineering.
• Chartered Engineer, CEng (or working towards chartership, grade dependent) with a recognised institution (e.g., IChemE or similar).
• Experience in delivering process engineering design (ideally in the UK Water industry), including taking the lead process engineering role on a project or significant task.
• Knowledge/experience of design and operational safety studies such as HAZOP, SWIFT, DSEAR, HAC/HAP.
• Working knowledge of UK water industry standards, regulatory expectations, and safety‑by‑design/CDM as applied to treatment facilities.
• Previous experience in a consultancy environment or engineering company or other relevant industry acting as Process Engineer.
• The ability to work accurately and flexibly, integrating your work with other discipline areas whilst managing your own /your team’s work to tight programme and budget constraints.
• Proven ability to prepare high quality written technical reports and deliver verbal presentations to a high level of quality assurance for a variety of audiences.
• Be able to travel and visit operational works and construction sites as required, to act in a safe manner.

• Knowledge of water and wastewater treatment and design simulation packages, such as Bio Win, SUMO and DYNAMIZU.
• Experience in water reuse/recycling, bioresources/sludge treatment, energy from waste design.
• Experience leading on BD/work‑winning contribution (or strong demonstrable aptitude): opportunity shaping, bid inputs, client development, and service‑line growth.
• Experience with people management: building teams, hiring and mentoring, and setting a positive, delivery‑focused culture.

Please note that you must have the right to work in the UK to be considered for this position.

• An exciting new growth role in a fast‑organic growing UK business, offering clear and accelerated career progression.
• Top Employers 2025 - Egis recognised across four continents for excellence in HR practices, having been awarded the prestigious Top Employer 2025 certification.
• A global leader in green infrastructure - we’re proud to lead the way in sustainable infrastructure, mobility and energy, innovating across the entire value chain and…