Energy Jobline is the largest and fastest growing global Energy Job Board and Energy Hub. We have an audience reach of over 7 million energy professionals, 400,000+ monthly advertised global energy and engineering jobs, and work with the leading energy companies worldwide.

We focus on the Oil & Gas, Renewables, Engineering, Power, and Nuclear markets as well as emerging technologies in EV, Battery, and Fusion. We are committed to ensuring that we offer the most exciting career opportunities from around the world for our jobseekers.

Job Description

About the role

We’re expanding our commercial team to deliver Southern Water’s most ambitious capital programme to date. As a Senior Quantity Surveyor (internally you will be known as Commercial Manager), you’ll play a pivotal role in managing cost, procurement, and contractual governance across large-scale projects that make a real difference to communities and the environment.

What you will be responsible for:

Act as a key commercial partner, providing expert advice on cost management, procurement, and contractual strategy. Support the full commercial lifecycle—from feasibility and procurement through to change control and dispute resolution. Ensure governance, compliance, and control across all commercial activity. Collaborate with Project Managers and contractors to set realistic cost targets and contractual terms. Drive continuous improvement in managing commercial risk and delivering value for customers and stakeholders.

Additional Requirements

Strong understanding of NEC contracts and commercial strategy (pre- and post-contract). Ability to influence stakeholders and work collaboratively across teams.

What you’ll bring to the role:

Essential

Relevant qualification in construction or quantity surveying. Demonstrable experience in commercial management on large-scale infrastructure, utility, or construction projects. Strong commercial acumen and stakeholder engagement skills.

Desirable

Experience in utilities or water sector.

Southern Water is at the forefront of transforming Britain’s water industry, investing significantly to enhance resilience, sustainability, and service excellence. With £7.8bn planned investment for 2025-30, this is an unparalleled opportunity to join a business committed to delivering a shift in the way water services are managed.

You will be joining at a time of significant change, working alongside a highly skilled leadership team with a clear vision for the future. We offer an environment where senior professionals can make a meaningful impact, influence major strategic decisions, and drive long-term value creation

Our mission is to protect and enhance life through water—and we need passionate people to help us achieve it. If you’re inspired by our purpose and believe you can contribute, apply today. You don’t need to meet every criterion; what matters most is your drive to make a difference.

Our Commitment to

We welcome applicants from all backgrounds, identities, and experiences. We do not discriminate based on , , gender, , , , , or any other protected characteristic. If you need reasonable adjustments during the recruitment process, please let us know.

If you are interested in applying for this job please press the Apply Button and follow the application process. Energy Jobline wishes you the very best of luck in your next career move.