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Falmer

Senior Wastewater Network Modeller

Southern Water
Sustainability/Environmental Consulting
Sustainability/Environmental Consulting
£52,000 - £60,000/Year
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Description

Location
Falmer with hybrid working options available.

Hours
Full Time - 37 hours per week

Salary
Up to £60,000 per year, based on skills and experience

About the Role
As a Senior Wastewater Network Modeller, you will lead the delivery of high-quality wastewater network modelling across risk assessments, growth planning, resilience studies, and optioneering. You will mentor and develop junior modellers and graduates, fostering a collaborative and technically strong team environment. Your responsibilities include overseeing and carrying out wastewater modelling using InfoWorks ICM, ensuring models are robust, auditable, and aligned with best practice. You will improve workflows through automation, enhance digital capabilities, and drive continuous process improvement. Additionally, you will review and challenge technical outputs, provide clear technical direction, and translate complex modelling insights into practical, sustainable engineering solutions. Your work will support long-term environmental stewardship and the development of resilient wastewater networks that meet regulatory and future growth requirements.

Requirements

Experience
- 5 to 10 years of wastewater modelling experience
- Strong technical capability to lead small-scale projects
- Experience delivering UK-based wastewater projects
- Chartered or close to chartered status

About you
- Proven ability to support, mentor, and train junior staff and graduates
- Skilled in interpreting modelling results and translating complex data into clear, actionable engineering recommendations
- Effective communicator with experience leading stakeholder engagement and presenting technical findings to internal teams, clients, and regulators
- Ability to contribute to project planning, scoping, and programme management to ensure timely, high-quality delivery

Qualifications
- Chartered Engineer status or working towards it is essential
- Programming experience (Python or Ruby) is desirable
- Experience with digital design and automation tools is advantageous

Expiry date: 12/11/2026
Senior Wastewater Network Modeller
Company:
Southern Water
Salary:
£52,000 - £60,000/Year
Job Type:
Job
Location:
Falmer