Enterprise Security Architect

TieTalent; Reading; Hybrid; GBP 70,000 - 95,000; Full time

Job summary

Join a leading company as an Enterprise Security Architect where you will bridge security policies with practical implementation across architectures. Focus on aligning security with enterprise strategies while collaborating with the CISO function and technical stakeholders. Enjoy a competitive salary and excellent benefits in a hybrid working model.

Benefits

26 days holiday per year, increasing to 30 with service (plus bank holidays)

Car allowance

Annual bonus

Generous pension scheme

Private medical care

Health MOTs and wellbeing benefits

Counselling and life assurance

Qualifications

• Long-term work experience in information security.
• Experience in implementing enterprise-level security architectures.
• Knowledge of NIST Cybersecurity Framework, ISO standards, or CIS Controls.

Responsibilities

• Collaborating with CISO to translate security standards into architecture requirements.
• Assessing current and emerging technologies for security alignment.
• Creating reusable security architecture patterns.

Skills

Information Security

Cloud Security

IAM

Network Security

Endpoint Protection

Security Monitoring

Job description

The Enterprise Security Architect role provides the bridge between high-level security policies and standards, as defined, implemented, maintained, and monitored by the Thames Water CISO function, and the practical implementation within enterprise, solution, and platform architectures.

The role focuses on aligning security requirements with the broader enterprise, solution, and platform architecture strategies, ensuring that security is embedded across all Thames Water digital and business service designs.

What you’ll be doing as an Enterprise Security Architect

1. Collaborating with the CISO function to translate security policies and standards into actionable enterprise security architecture requirements.
2. Assessing current and emerging technologies and digital services.
3. Evaluating current technology stacks and digital services, and implementations for alignment with security requirements and policies.
4. Creating reusable security architecture patterns and secure building blocks for solution architects to use in project designs.
5. Working with enterprise, solution, and platform architects, project teams, and technical stakeholders to integrate security requirements into solution designs.
6. Building strong relationships with the CISO function, enterprise, solution, and platform architects, and other stakeholders to promote collaboration and alignment.
7. Supporting the CISO team in refining policies and standards based on implementation feedback and lessons learned.
8. Educating technical teams on enterprise security architecture principles, patterns, and building blocks.

Base location: Hybrid – Clear Water Court, Reading.

What you should bring to the role

• Long-term work experience in information security.
• Experience in defining and implementing enterprise-level security architectures within large and complex organizations.
• Experience evaluating and recommending security technologies, including IAM, network security, cloud security, and endpoint protection solutions.
• Knowledge of NIST Cybersecurity Framework (CSF), ISO/IEC 27001/27002, or CIS Controls.
• Experience in securing cloud platforms (e.g., Azure, AWS, Google Cloud) and hybrid cloud environments.
• Familiarity with security monitoring and SIEM tools.

Desirable

• Understanding of the UK utilities sector, including operational, regulatory challenges, and compliance requirements.
• Awareness of industry-specific risks, such as those associated with critical infrastructure and SCADA systems.
• ArchiMate 3 experience.
• Experience using BizzDesign or similar architecture modeling tools.

What’s in it for you?

• Competitive salary of up to £95,000 per annum, depending on experience.
• 26 days holiday per year, increasing to 30 with service (plus bank holidays).
• Car allowance.
• Annual bonus.
• Generous pension scheme through AON.
• Private medical care.
• Benefits supporting health, wellbeing, and finances, including health MOTs, physiotherapy, counselling, Cycle to Work, shopping vouchers, and life assurance.

Who are we?

We’re the UK’s largest water and wastewater company, serving over 16 million customers daily. We aim to build a better future, supporting our customers, communities, people, and the planet. We seek passionate, skilled individuals committed to making a difference.

Learn more about our purpose and values.

Working at Thames Water

Thames Water offers a rewarding, diverse environment where every day you can make a difference. We provide fast-tracked career opportunities, flexible working, and excellent benefits. Whether in call centers or science labs, we value passion and a desire to improve.

If you seek a sustainable career making a difference while protecting water resources, join us. We support you every step of the way. Together, we can build a better future for our customers, region, and planet.

Our aim is to be a diverse and inclusive workplace. We welcome applications from everyone and offer support throughout recruitment to remove barriers to success.

During crises, we rally to support customers. As part of Team Thames, you can volunteer as an ambassador, with full training provided. It’s a rewarding way to learn more about our business and colleagues.

Disclaimer: Due to high application volumes, we may close the advert early. We encourage you to apply promptly to avoid missing out.