Senior BNG Advisor

Closing Date

2025-12-03

Job Title: Senior BNG Advisor

Location: Falmer (Hybrid Working)

Salary: from £50,000 per annum

At Southern Water, we’re on a mission to protect and enhance the natural environment while delivering essential water and wastewater services. As our Senior BNG Advisor, you’ll be at the heart of this transformation—helping us meet our commitments under the Environment Act and embedding sustainability into everything we do.

Job Overview

We’re excited to announce a newly created opportunity for a Senior Biodiversity Net Gain (BNG) Advisor to join our Capital Delivery team and help shape the future of environmental sustainability at Southern Water. In this pivotal role, you’ll work alongside our BNG Lead to embed biodiversity net gain into major infrastructure projects, ensuring compliance with the Environment Act while driving innovative, nature-positive solutions. You’ll use cutting-edge GIS tools, including ESRI ArcGIS Pro, to deliver accurate mapping and data that influence planning decisions, and collaborate with ecologists, planners, and industry specialists to set new standards for environmental excellence. If you’re passionate about making a real impact and want to be part of a forward-thinking team, this is your chance to lead change and protect biodiversity for generations to come.

Responsibilities will include:

• Work closely with our BNG Lead to deliver biodiversity net gain across capital and major projects.
• Use ESRI ArcGIS Pro to create accurate mapping and spatial data that drives planning decisions.
• Support biodiversity metric calculations and reporting, ensuring compliance and consistency.
• Collaborate with ecologists, planners, and project teams to integrate BNG into design and delivery.
• Build strong relationships with local authorities and industry specialists to champion best practice.

About You

• Strong knowledge of BNG principles and practical delivery, including the Statutory Biodiversity Metric.
• Solid experience with GIS platforms (ideally ESRI ArcGIS Pro).
• A degree (or equivalent experience) in Environmental Science, Ecology, Conservation Biology, or related field.
• Excellent communication skills and a strategic mindset.
• Bonus points if you have:
• Experience in environmental compliance or planning systems.
• Interest in Python for data analysis.
• Membership of a professional body (IEMA, CIEEM, CIWEM).

Package

This role will be full time Monday to Friday 37 hours a week.

Southern Water operate a hybrid approach to working between our Falmer office and home.

We are offering a salary of up to £50,000 per annum depending on skills and experience as well as other benefits including:

• Company and performance-related bonus
• Generous pension up to 11% company contribution
• 25 days annual leave
• Life assurance equal to 4x salary
• Salary sacrifice electric car scheme (after 6 months service)
• Health Cash Plan
• Full funded eye tests
• Two paid volunteering days a year
• Occupational health service
• Discounts with over 800 popular retailers
• Digital GP service
• Study support may be available for job-related qualifications
• Competitive maternity leave and flexible return to work options
• Cycle to work scheme

Does this opportunity excite you but you’re not 100% sure if you meet all the requirements for the role? Or are you concerned that ‘normal’ office hours aren’t possible given your personal circumstances? Whilst we can’t accommodate every flexible working request, we’ll try to find a practical solution. So why not engage with us and find out more about this role?

Our customers are at the heart of everything we do, because delivering water for life is our core purpose. To achieve this, we need 24/7 support in place to resolve incidents quickly and efficiently. All our employees understand the importance of out-of-hours incident support – because when problems appear, fixing them is our top priority. That’s why our people join together and support when and however needed to make sure our customers get the service they deserve. Joining the Southern Water family means you’ll become part of our incident support team. During your interview, your manager will speak to you about any incident support rotas that apply to your position.

Privacy Statement:

Please note: If you are an existing Southern Water employee, you will need to confirm within your application that your Manager is aware of your application.

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), will be required as part of the recruitment process. If you do not meet these criteria, your application will not be considered.

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