Senior Civil Water Design Engineer — Hybrid, Impactful

Tetra Tech Europe; Sheffield; On-site; Full time

Job description

Shape the future of water infrastructure with Tetra Tech

Join a major UK water industry programme and help shape the future of clean and wastewater infrastructure across the country. This is an excellent opportunity to work on long-term frameworks delivering meaningful improvements to essential services.

Purpose And Scope Of The Role

As a Senior Civil Design Engineer, you will support the Principal Engineer in the delivery of conceptual, schematic and detailed design for water and wastewater infrastructure, including treatment works, pumping stations, sewers and pumping mains. Working within a multidisciplinary team of engineers, modellers and analysts, you will contribute to feasibility studies, optioneering, design development and construction‑ready outputs. You will also liaise with clients, contractors and supply chain partners to ensure high‑quality, practical and cost‑effective solutions.

Your Impact In This Position

You will play a key role in delivering significant capital programmes that support AMP8 and beyond, helping to improve river health, resilience and service performance across the UK. In the short term, you will contribute to live projects and design packages. Over time, you will build trusted client relationships, broaden your technical influence and support the development of junior colleagues. Longer term, this role offers the opportunity to grow your career within major national frameworks with lasting impact.

Core Capabilities

• Civil design expertise – Proven experience in the technical design of water or wastewater infrastructure within project environments, with the ability to develop practical and robust design solutions.
• Project delivery support – Confidence supporting senior engineers on feasibility, outline and detailed design work, with strong attention to detail across calculations, reports and drawings.
• Stakeholder engagement – Ability to communicate effectively with clients, contractors and other project stakeholders, understanding requirements and responding professionally.
• Technical standards knowledge – Good working knowledge of relevant British Standards, UK Industry Codes of Practice and water sector specifications.
• Leadership and collaboration – Effective influencing and people skills, with a willingness to mentor junior team members and contribute to a positive team culture.

Skills, Qualifications And Experience

A degree in Civil Engineering, or a relevant technical subject, is preferred. Postgraduate qualifications would be an advantage. You should be chartered, or working towards chartership, and ideally be affiliated with a professional institution such as CIWEM, IET or InstMC, or be nearing membership application. Experience in wastewater networks and/or clean water networks is highly desirable.

Work patterns and locations

This role supports hybrid working, with the expectation of collaboration across project teams and attendance at client or office locations as required by the framework. Flexible arrangements may be considered depending on project needs and location.

Equality and Inclusion

In alignment with the Equality Act 2010, we will make reasonable adjustments to support candidates and employees requiring additional arrangements. This could include adaptations to work schedules, training approaches, or the physical workspace. Please inform us if you need any accommodations during the recruitment process or in your day‑to‑day role.