Wastewater Modellers Wide

We are looking for a Wastewater Modeller to join our team at Jacobs, where you will influence major water programmes that improve communities and protect the environment.

At Jacobs, you will be part of a collaborative team working with the region’s largest water companies—from early feasibility and planning through to design, construction, and long‑term operations. Your modelling insights will help drive smarter, more sustainable solutions across England and Ireland. We’re looking for professionals who are ready to take the next step in their career—those who want to be challenged, supported, and empowered to make a difference.

• Support the technical delivery and Project Manager to ensure the successful delivery of technically robust solutions
• Experience in network hydraulic modelling (Info Works ICM)
• Work as part of a team involved in a variety of projects including model build and verification, using existing models to understand system performance
• Optioneering and solutions development of flooding and CSO drivers
• Interact directly with client personnel, including face‑to‑face progress meetings
• Investigate, analyse and resolve drainage network issues
• Scope network surveys to supplement model updates
• Review and manage weekly contractor survey submissions
• Build and maintain hydraulic models
• Deliver technical reports and hydraulic modelling studies
• Develop modelled engineering solutions to mitigate the effects of development, solve sewer flooding and address unsatisfactory overflows
• Assist with the preparation of cost estimates for modelling
• Supervise site surveys and field investigations
• Plan, programme, co‑ordinate and write reports for specific projects
• Provide guidance and support to graduate engineers or technicians

• Proficiency in wastewater modelling software such as Info Asset Manager or Info Works ICM
• Working knowledge of GIS tools (Map Info, ArcGIS)
• Ability to work to client specifications and industry standards
• Demonstrable track record of technical achievement and client satisfaction within the water industry
• Capability to build and maintain strong relationships with internal staff and external clients
• Flexibility and ability to multi‑task and prioritise when necessary

• Up to 10% company contribution into pension
• Reimbursement towards relevant professional development and memberships
• Opportunity to buy/sell annual leave
• Free employee medical cover and digital GP service
• Enhanced parental leave pay
• Fertility healthcare and family‑forming benefit provided by Carrot
• Hybrid working
• Part‑time roles
• Flexible working hours

We value diversity, equality, and inclusion and are a disability confident employer. We welcome applications from candidates who are seeking flexible working and from those who may not meet all the listed requirements for a role.

We encourage you to join our culture of caring and collaboration where safety, integrity, and belonging are foundational. If you require further support or reasonable adjustments during the recruitment process, please contact our Careers Support team.