Overview
Join to apply for the Senior Principal Hydraulic Modeller role at Southern Water.
Closing Date: 30/09/2025
Location & hours
* Falmer (Brighton) / Home Hybrid Working, with occasional site visits in the South East
* Full time Monday to Friday 37 hours a week; Southern Water offers a flexible working policy
Job Title
* Senior Principal Hydraulic Modeller
Introduction
* Lead ground-breaking projects that shape the future of water management. Drive innovation in the delivery of essential infrastructure.
* We are seeking a dynamic and experienced Principal Hydraulic Modeller to join our team and lead the delivery of wastewater projects.
Technical
Responsibilities
* Lead a delivery team for a range of wastewater projects with technical guidance to the project team.
* Stakeholder liaison and report preparation.
* Lead in the preparation of design calculations, specifications, datasheets and the technical content of contracts.
* Approve designs and ensure technical governance and QA within the team.
* Financial management of projects to ensure delivery within budget.
* Resolve complex design issues and promote continuous improvement of standards and ways of working.
* Research and apply industry best practices to provide innovative standardisation, including promotion of digital design concepts.
* Collaborate with the supply chain and delivery partners to drive efficiency.
* May have line manager responsibilities for some junior engineers.
* Coach and mentor junior staff; work with senior managers to ensure staff engagement.
Qualifications
* MEng/BEng/BSc or HNC in an Engineering, Environmental or numerate science related subject.
* Chartered Engineer of an appropriate Engineering/Scientific Institution.
Experience
* Proven and demonstrable technical background in delivering wastewater hydraulic modelling projects within the UK Water Industry to time and budget in compliance with quality, safety and environmental procedures.
* Thorough knowledge of the engineering theory and principles behind wastewater hydraulic modelling.
* Experience as a Principal/Senior Hydraulic Modeller (or equivalent) with extensive knowledge of solution development and design.
Skills
* Full driving licence.
* Competent in MS Office; experience with relevant IT design tools.
* Very good communication and presentation skills; ability to present technical ideas to technical and non-technical audiences.
* Ability to work on own initiative and resolve complex engineering problems.
* Collaborative mindset; able to work with other teams and areas to achieve business aims.
* Strong problem-solving, decision-making, and training/mentoring orientation.
Privacy and eligibility
All applicants must be eligible to live and work in the UK. You will need to provide evidence of eligibility (e.g. a passport or long birth certificate and proof of NI) and current proof of address (dated within the last 3 months) as part of the recruitment process. If you do not meet these criteria, your application will not be considered.
Seniority level
* Mid-Senior level
Employment type
* Full-time
Job function
* Design, Art/Creative, and Information Technology
Industries
* Utilities
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