Deliver innovative water engineering solutions that make a real difference to communities and the environment. Join Tetra Techs industry-leading flood risk team and take a key role in shaping resilient infrastructure across the UK. Purpose & Scope of the Role As a Senior Engineer within our Water Engineering team, you will support the delivery of a diverse portfolio of flood risk and drainage projects across the UK. Working across sectors including defence, utilities, infrastructure and residential development, you will contribute to the appraisal, design and delivery of schemes such as flood alleviation, surface water management and natural flood management solutions. The role spans the full project lifecycle, from early-stage optioneering and client engagement through to detailed design and project close-out, while collaborating with multidisciplinary teams and supporting business growth activities. Your Impact in this position You will help shape sustainable, technically robust solutions to complex flood risk challenges. Your work will directly support clients in delivering effective water management strategies, improving resilience and environmental outcomes. By leading technical delivery and mentoring junior colleagues, you will strengthen team capability and contribute to the successful delivery of high-profile projects. Core Capabilities Technical Expertise Experience delivering flood risk, surface water management or flood alleviation schemes Understanding of relevant policy and guidance, including NPPF and industry standards Modelling & Digital Proficiency Competence in tools such as ArcGIS, AutoCAD and Civil 3D Ability to support hydraulic modelling, hydrology assessments and technical analysis Project Delivery & Leadership Experience leading or supporting projects from concept through to completion Ability to manage technical delivery, timelines and project requirements Stakeholder Engagement & Communication Confident engaging with clients and leading technical discussions Strong report writing skills, including business case development Collaboration & Development Effective team player within multidisciplinary environments Experience mentoring junior staff and supporting continuous improvement Skills, Qualifications & Experience Degree in a relevant discipline with experience in flood risk or water engineering. Chartered status with ICE or CIWEM, or working towards, is desirable. UK project experience is essential, along with a full UK driving licence. Eligibility for SC clearance is advantageous. Working Environment This role can be based in Manchester, Leeds, Chorley, Cockermouth or London, with flexibility for other locations. Hybrid working is supported, typically combining office collaboration with home working. Projects are UK-wide, so occasional travel and flexibility in working hours may be required. About Tetra Tech Tetra Tech is a leading provider of consulting and engineering services working across the full project lifecycle worldwide.We have a wide range ofexpertiseacross our teams, providing a global support network with a personalised approach to client relationships to better understand where we can add value.We provide a collaborative environment that supports individual performance, innovation, and creativity. We support public and private sector clients on local, national, and international projects to deliver sustainable and resilient solutions. Our operations in the UK, Ireland, and the Netherlands include more than 6,000 employees who are Leading with Science to solve our clients most complex problems. In alignment with the Equality Act 2010, we will make reasonable adjustments to support candidates and employeesrequiringadditionalarrangements. 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