Regional Security Advisor

Job title Regional Security Advisor  Division Asset Operations & Capital Delivery Location Hybrid - Ashford Common (WTW) - TW15 1RU
, Hybrid - Coppermills (WTW) - E17 7HE
, Hybrid - Crossness (STW) - SE2 9AQ
, Hybrid - Guildford (STW), Hybrid - Kemble Court - RG2 6AD
, Hybrid - Swindon (STW) Contract type Permanent Full/Part-time Full-time Hours 36 hours per week Salary Offering between £36,000 to £42,000 per annum, depending on experience and skills. Job grade B Closing date 19/12/2025

We are currently recruiting multiple Regional Security Advisors, working part of our Protective Security team in London and the Thames Valley/ Home Counties. As part of the Regional Protective Security Team, you will have a close working relationship with site teams and other stakeholders to support the performance of our physical security, ensuring our critical assets within a specific area of our estate are secure.

You will be the link between our regulator’s guidance and the business, providing security advice to colleagues as required. An ambassador for promoting security and adherence to the associated policies and procedures across the business. To ensure Thames Water’s people, processes, premises, and assets security is maintained.

• Conduct security risk assessments to a consistent standard across our estate.
• Conducting security investigations to a consistent standard and reviewing compliance assessment forms, escalating as required.
• Providing practical security advice to TW colleagues as a subject matter expert.
• Involved and engaged in the testing and exercising of our security arrangements.
• Support incident responses and risk register reviews. Assist senior members of the team in auditing operational sites and systems and providing quality assurance of security-related projects.
• Monitor security KPIS and SLAS.
• Develop and maintain relationships with internal and external stakeholders.
• Promote common standards and alignment of security policy and practice across Thames Water. In addition, promote a security-conscious culture within Thames Water.

There are multiple locations available for this role:

• Thames Valley/ Home Counties:
  Swindon, Newbury, Reading and Guildford.
• London:
  North (Coppermills), East (Crossness) and West (Ashford Common)

Working 36 hours per week, Monday to Friday.

As part of the security team, you will be required to travel across the Thames Water region.

• Experience in developing and writing reports, good written communication skills.
• Strong negotiation and people influencing skills. Ability to communicate at all levels, present to an audience and build strong relationships.
• Experience in a related discipline (i.e. risk management, protective security, technical or process manager) and a willingness to develop into a security role.
• Ability to collaborate with strong communication.
• Be Self-motivated, committed and organised.
• Security Institute (SyI) BTEC Level 3 Advanced Certificate in Security Management is desirable.
• National Protective Security Authority (NPSA) Foundation Course is desirable.
• Have experience working in a regulated environment, i.e., utilities, government department, national infrastructure, etc., ideally with a background in the water industry, water engineering or civil engineering is desirable.

• Offering between £36,000 to £42,000 per annum, depending on experience and skills.
• 26 days holiday per year, increasing to 30 with the length of service. (Plus bank holidays)
• Generous contributory pension.
• Personal Medical Assessments – Open to all once a year.
• Wider benefits scheme including our benefits hub, which is packed full of offers and information to save you money and support your wellbeing.

We’re the UK’s largest water and wastewater company, with more than 16 million customers relying on us every day to supply water for their taps and toilets. We want to build a better future for all, helping our customers, communities, people, and the planet to thrive. It’s a big job and we’ve got a long way to go, so we need help from passionate and skilled people, committed to making a difference and…