Principal or Associate Flood Risk & Drainage Consultant


Location
London, Manchester, Leeds, Bristol or Newcastle offices with flexible remote working options.
Hours
Full Time - standard office hours with occasional travel and out-of-hours work as required.
Salary
Competitive salary commensurate with experience.
About the Role
Are you ready to take the next step in your career and contribute to meaningful projects that improve quality of life? At Tetra Tech, you will join a high-performing flood risk and drainage team working on major and challenging infrastructure projects across the UK for both private and public sector clients. This role offers the opportunity to lead flood risk assessments, drainage strategies, and environmental water assessments supporting planning applications and infrastructure development. You will work independently and proactively from project inception through to delivery, managing client relationships, mentoring junior staff, and ensuring projects are delivered to time and cost. Our projects cover a wide range of sectors including defence, transport, local government, healthcare, education, commercial, industrial, and residential developments, with budgets ranging from £2k to £100M. We provide comprehensive internal training, mentoring, and professional development to support your career growth. Occasional UK-wide travel is expected to support project delivery and client engagement.
Experience
- Proven experience delivering flood risk projects and assessments to support planning applications.
- Knowledge of UK flood risk policy including NPPF, SPP, and TAN15.
- Experience consulting and liaising with key stakeholders such as clients, LLFA, EA, and water companies.
- Skilled in writing technical reports and presenting to internal and external partners.
- Experience developing drainage strategies, SuDS, and drainage solutions referencing local and national guidance (e.g. SuDS Manual).
- Experience with discharge of conditions for planning applications.
- Experience delivering Water Framework Directive assessments.
- Knowledge of environmental, ecological, and geomorphological considerations in flood risk schemes.
- Proficiency in Micro Drainage/Info Drainage.
- Experience in peer review.
- Competent in IT systems including ArcGIS, AutoCAD, and Microsoft Office.
- Experience preparing fee proposals and supporting large bids.
About you
- Enthusiastic professional who enjoys challenges and working in a busy, growing team.
- Strong interpersonal and communication skills with the ability to work independently and collaboratively.
- Committed to good health and safety practices in the workplace and design.
- A team player demonstrating flexibility, versatility, and enthusiasm.
- Ability to mentor, encourage, and support junior team members.
- Desire to continue professional development and build upon existing experience.
- Willingness to travel occasionally and work outside normal office hours when required.
- Hold a full UK Driving Licence.
- Security Clearance to minimum SC level preferable or willingness to apply.
Qualifications
- Educated to degree level or equivalent in a relevant field.
- Chartered with CIWEM or equivalent professional body.
Tetra Tech, Inc.







