Principal EICA Engineer - Water / Wastewater in London

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’ global infrastructure expertise and long-term commitment to the sector.

• Lead discipline design delivery on multidisciplinary water/wastewater treatment projects across the full design lifecycle.
• Act as discipline technical lead on projects, owning design strategy, key technical decisions, interfaces, risks and quality of deliverables.
• Review and approve discipline deliverables including calculations, specifications, reports, models, schedules, drawings and supplier/contractor submissions.
• Lead multidisciplinary coordination, ensuring Process, Mechanical, EICA, civil/structural and construction inputs are integrated into practical treatment solutions.
• Lead technical workshops, optioneering, value engineering, design reviews, risk reviews and client/operator engagement.
• Promote lean and digitally enabled delivery through simulation, automation, data analysis, MEP coordination and reusable tools/templates.
• Provide technical assurance, support project managers with technical risk, scope and resourcing, and help resolve complex design issues.
• Mentor and manage engineers where appropriate, supporting recruitment, development and chartership progression.
• Contribute to business development, bids, client engagement and growth of the discipline capability.

• BEng/MEng or equivalent in a relevant engineering discipline.
• Chartered Engineer or Incorporated Engineer status with a relevant professional institution.
• Typically 8–10+ years’ relevant experience, including substantial water/wastewater treatment, utilities, process, energy or infrastructure design experience.
• Proven ability to act as discipline lead or senior technical lead on multidisciplinary projects.
• Strong technical expertise in the relevant discipline, with ability to review, assure and approve complex design outputs.
• Strong understanding of UK water industry standards, CDM 2015, safety-by-design, regulatory drivers and common delivery models.
• Ability to coordinate multidisciplinary interfaces and resolve complex technical issues.
• Strong digital mindset, with experience applying modelling, automation, data analysis or model-based workflows.
• Confident client-facing communicator with experience leading workshops and technical discussions.
• Experience mentoring or managing engineers and supporting technical capability development.

• Deep experience in one or more areas such as wastewater treatment, clean water treatment, sludge/bioresources, water reuse, nutrient removal, pumping, package systems, EICA/control systems, energy optimisation or low‑carbon design.
• Experience delivering AMP8, WINEP, SRO, D&B, framework, alliance or contractor-led projects.
• Experience developing design standards, technical guidance, calculation tools, QA processes or reusable digital workflows.
• Experience contributing to recruitment, resource planning, bid writing, technical proposals, client presentations or new service development.

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 every aspect of the built environment.
• Highly competitive leadership-level reward package.
• Hybrid and flexible working.
• 26+ days annual leave plus bank holidays.
• Professional development, chartership support & global mobility.
• Supportive, inclusive culture driven by sustainability and long-term community impact.

Ready to Lead? Join Egis and play a pivotal role in shaping the future of sustainable water infrastructure across the UK.

We are an Equal Opportunities employer and we strive to build a workforce that truly reflects the communities we represent. We welcome candidates from all backgrounds, regardless of age, disability, gender, gender identity, gender expression, race, religion or belief, sexual orientation, socioeconomic background, and any other protected characteristic. If you decide to apply for an opportunity with us, your application will be assessed based purely on your experience, the essential and desirable criteria, and your suitability for the role. We value each and every one’s contribution as this builds our culture and means that if you work with us, you will be included, listened to, and respected.