Job Overview

This is a fantastic opportunity to play a crucial role in Southern Water’s most ambitious AMP to date, delivering complex, large-scale infrastructure projects that will make a tangible difference to communities, the environment, and the regional economy.

Responsibilities

• Act as a key commercial partner, delivering expert advice on cost management, procurement, and contractual strategy across major capital projects.
• Support the entire commercial lifecycle—from feasibility and procurement through to change control and dispute resolution.
• Ensure robust governance, compliance, and control across all commercial activity, aligning with best practice and internal frameworks.
• Work hand-in-hand with Project Managers and contractors to shape realistic cost targets and contractual terms that deliver real value.
• Contribute to the ongoing evolution of how we manage commercial risk, maximise value, and deliver for our customers and stakeholders.

About You

We’re looking for someone with a relevant construction or quantity surveying qualification and demonstrable experience in commercial management on large-scale infrastructure, utility, or construction projects.

You’ll bring a solid understanding of NEC contracts and commercial strategy, both pre- and post-contract, and have the confidence to partner with and influence stakeholders at all levels.

A collaborative mindset, strong commercial acumen, and a passion for driving value, efficiency, and best practice will be key to your success in this role.

Package

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

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

We are offering a salary of up to TBC 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

APPLY NOW