Principal Drainage Engineer

Job description

Rendel, part of the Ingérop Group, is a leading international, multidisciplinary design and engineering consultancy. We have been shaping the world since 1838 — making us one of the UK’s oldest civil engineering consultants. Our current projects span High Speed Rail, Bridges, Nuclear Power, Immersed Tube Tunnels, Ports, and more.

We have an exciting opportunity for a Principal Drainage Engineer to join our head office in London.

About our role:

You will lead drainage design in a Design & Build environment, shaping solutions that are practical, buildable and commercially aware, working on projects from various sectors including highways, rail, ports and maritime. Some of the day to day tasks will include:

• Deliver surface water drainage design for highways, rail, ports and marine infrastructure projects in the UK and overseas
• Development of drainage strategies at tender and detailed design stages
• Detailed hydraulic design of drainage networks including pipes, manholes, headwalls, outfalls, attenuation systems, ponds and SuDS features
• Preparation of Flood Risk Assessments, Drainage Strategies and technical approval submissions
• Liaison with LLFAs, Environment Agency, water companies, port authorities and other statutory bodies
• Mentoring and supporting junior engineers

About you:

• Chartered Civil Engineer (ICE or similar) with a Bachelor’s degree in Civil Engineering or related discipline
• Extensive experience (10+ years) as Highways (or Railways) Drainage Engineer working on large, complex infrastructure projects in a consultancy environment across a range of sectors, including highways, railways, ports and maritime
• Proficient working knowledge of sustainable drainage systems (SuDS), flood risk guidance and surface water drainage design
• Proven experience working on contractor-led Design & Build projects
• Proficient working knowledge of relevant national drainage related standards (e.g. DMRB, MCHW, BS, Manual for Streets)
• Ability to build, maintain and develop relationships with clients

About our offer to you:

We employ a world-class team of highly qualified staff, ranging from seasoned professionals to the best graduates, undergraduates, and apprentices. You will be working with a diverse, friendly and resourceful team on interesting and challenging projects. Working with us, you will enjoy competitive salary and benefits, including profit share scheme, discretionary bonus scheme, private medical insurance, employee assistance programme, Sport and Social Club, paid volunteer days, French lessons, continues professional development, which is at the heart of our culture, and an environment where the support and care for the wellbeing of our people is important to everyone.

Apply Now to join #TeamRendel

Extra information

Status

Open

Education Level

Secondary School

Location

London Area

Type of Contract

Full-time jobs

Published at

09-02-2026

Full UK/EU driving license preferred

No

Car Preferred

No

Must be eligible to work in the EU

No

Cover Letter Required

No

Languages

English