Senior Principal EICA Engineer - Water​/Wastewater

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 EICA Engineering team to help shape this next chapter.

We are inviting applicants 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 an EICA engineering capability built on Egis’s global infrastructure expertise and long‑term commitment to the sector.

• Provide senior technical leadership for the discipline within the UK water/wastewater treatment design team.
• Act as discipline lead, sub‑lead or senior technical authority on complex projects across feasibility, optioneering, design, construction support, commissioning and handover.
• Set and maintain discipline design standards, checking requirements, design risk processes, digital workflows and quality expectations.
• Lead and assure complex deliverables, key technical decisions, supplier packages, contractor submissions and multidisciplinary interfaces.
• Drive integrated Process, Mechanical, EICA, MEP, civil/structural, construction and operational coordination to deliver efficient, buildable and maintainable solutions.
• Lead senior client engagement, technical workshops, design reviews, optioneering and value engineering.
• Embed modern delivery approaches including digital design, simulation, automation, standardisation, data‑led decision making and supplier integration.
• Support project directors and project managers with technical risk, scope, resourcing, programme, budget, change control and design quality.
• Build and develop the discipline sub‑team through recruitment, mentoring, line management, succession planning and professional development.
• Support business planning, work winning, client development, bid strategy and growth of Egis’ UK water/wastewater treatment capability.

Minimum Requirements:

• BEng/MEng or equivalent in a relevant engineering discipline.
• Chartered Engineer or Incorporated Engineer status with a relevant professional institution.
• Typically 10–12+ years’ relevant experience, including significant UK water/wastewater treatment, utilities, process, energy or infrastructure design experience.
• Proven track record leading discipline design and technical assurance on complex multidisciplinary projects.
• Strong understanding of UK regulated water sector drivers, water company asset standards, CDM 2015, safety‑by‑design, environmental/regulatory requirements and common delivery models.
• Deep technical expertise in the relevant discipline, with ability to guide, review and approve complex engineering decisions.
• Demonstrable experience developing people, including mentoring, line management, technical coaching, recruitment or resource planning.
• Strong client and stakeholder management skills, with credibility to lead senior technical conversations and influence project direction.
• Strong commercial and delivery awareness, including scope development, fee estimating, programme/resource planning, risk management and change control.
• Strong digital and innovation mindset, with experience embedding improved tools, data workflows, simulation, automation, BIM/MEP coordination or standardised delivery approaches.

Desirable Skills / Knowledge:

• Experience as discipline lead, design manager, technical director, associate‑level lead or sub‑team lead within consultancy, contractor, water company, technology provider or engineering business.
• Strong UK water sector client network and experience supporting account growth, opportunity shaping, bid leadership and work winning.
• Experience developing services around digital treatment design, process optimisation, operational intelligence, smart assets, energy/carbon reduction, modular/off‑site solutions or MEP‑led delivery.
• Experience leading…