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Cardiff

Senior Wastewater Hydraulic Modeller

AtkinsRéalis
Sustainability/Environmental Consulting
Sustainability/Environmental Consulting
£45,000 - £65,000/Year
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Description

Location
Cardiff (with opportunities to work from Bristol)

Hours
Full Time - Regular Employee

Salary
Negotiable

About the Role
Join AtkinsRéalis and contribute to making the world’s outlook brighter and healthier. As part of one of the largest UK multidisciplinary water and wastewater infrastructure teams, you will work on a wide variety of projects including drainage design, SuDS, and surface water management. Our clients include water companies, local authorities, highways and rail authorities, and developers across the UK and internationally. This is an exciting time to be part of our UK Water business, with unprecedented investment in the water industry and rapid practice expansion planned over the next 10 years.

We are seeking a Senior Wastewater Hydraulic Modeller to lead a hydraulic modelling framework with a leading UK Water Company. You will support and lead projects such as Storm Overflows Discharge Reduction Plans, flood alleviation, and environmental solution development. Your responsibilities will include ensuring quality and compliance with standards, managing or supporting project managers, developing tender responses and fee estimates, supervising and mentoring staff, and contributing to technical innovation.

At AtkinsRéalis, you will be part of a collaborative, diverse, and inclusive environment where your voice is valued. We offer flexible and remote working policies to help you balance your professional and personal life, alongside a strong culture of mentorship and personal development from day one.

Requirements

Experience
Proven track record in coordinating and delivering technically excellent projects within the UK Water Industry. Expertise in hydraulic modelling, catchment planning, and solution development. Strong knowledge of InfoWorks ICM and ICM Exchange software. Experience in quality assurance and driving continuous improvement in project deliverables.

About you
Understanding of UK Water Industry regulatory issues. Ability to manage projects and programmes of work, support project managers, and supervise staff. Enthusiastic about technical innovation and professional development. Strong communication and leadership skills to mentor and guide colleagues.

Qualifications
Relevant qualifications and experience in hydraulic modelling or related disciplines are expected. Security clearance may be required for this role, with vetting conducted by United Kingdom Security Vetting (UKSV). Candidates may need to provide proof of UK residency for 5 years or longer. Details of any current or previous security clearance should not be included in applications.

Expiry date: 29/10/2026
Senior Wastewater Hydraulic Modeller
Company:
AtkinsRéalis
Salary:
£45,000 - £65,000/Year
Job Type:
Job
Location:
Cardiff