Senior Wastewater Network Modeller

 

Description:

We have an exciting opportunity for a Senior Wastewater Network Modeller to join our team of innovative and motivated network modellers, engineers and project managers, delivering projects across the UK. We are looking for a driven, experienced individual who wants to progress their career, with a desire to evolve within Mott MacDonald, and to mentor and develop others. As a Senior Modeller, you’ll provide key technical inputs on a diverse range of UK wastewater infrastructure projects, from feasibility through to detailed design. Our senior modellers are a key part of our modelling community and have the opportunity to contribute to internal innovation sprints, involved in external conferences, drive the direction of our sub-sector at a strategic level and contribute to business development.

Key responsibilities and duties include:

  • Delivering wastewater infrastructure projects of varying sizes
  • Collaborating closely with our clients to ensure they understand model outputs and processes
  • Mentoring and training of graduate modellers and providing guidance to support their professional development
  • Specification and management of flow surveys
  • Undertaking a checking and/or technical lead role of model build, verification and optioneering projects
  • Completing complex modelling tasks where required
  • Contributing and checking technical reports and presentations
  • Developing technical calculation outputs when needed
  • Opportunity to project manage infrastructure projects, if interested. This will involve being responsible for programme, commercial performance and technical excellence
     

Mott MacDonald offers a highly innovative and collaborative environment within which to further develop your career. We can offer development in technical, management or client-facing directions, or a combination thereof - you will have control of your own career path and great prospects for career progression as the business continues to grow.

Candidate specification
Essential:

  • Ability to be a team player and develop relationships at all levels
  • Working collaboratively with clients as delivery lead, planning and delivering wastewater modelling projects of varying sizes
  • Strong communication skills
  • Qualified candidates should have a strong working knowledge of InfoWorks ICM as well GIS packages
  • Project Management experience and skills would be advantageous but not required
  • Chartered with a relevant professional institution (i.e. ICE or CIWEM)
  • Excellent skills in spreadsheet data analysis (i.e: using MS Excel pivot tables or PowerBI)
  • Programming skills in languages such as VBA or Python would be advantageous

Organization Mott MacDonald
Industry Other Jobs Jobs
Occupational Category Senior Wastewater Network Modeller
Job Location Newcastle upon Tyne,UK
Shift Type Morning
Job Type Full Time
Gender No Preference
Career Level Experienced Professional
Experience 3 Years
Posted at 2026-07-17 3:56 pm
Expires on 2026-08-31