Cyber Security Architecture Manager - Contract Day Rate

Telefónica Tech; Hartford; On-site; GBP 80,000 - 100,000; Full time

Job summary

A global technology company in the UK is seeking a Security Architect to shape and assure security architecture across the organization. This role involves maintaining the cyber security technology roadmap and ensuring alignment with corporate standards. Ideal candidates will have a strong background in IT and OT cyber security and relevant qualifications. This position emphasizes inclusion and welcomes diversity in applicants.

Qualifications

• Proven experience within Critical National Infrastructure (CNI) - ideally Utilities.
• Strong background in both IT and OT cyber security.
• Deep knowledge of cloud security and modern IT architecture.
• Experience influencing senior stakeholders and driving security improvements.

Responsibilities

• Shape, govern and assure security architecture across the organization.
• Maintain the cyber security technology roadmap.
• Review solution designs and identify risks.
• Ensure alignment to corporate standards and regulatory frameworks.

Skills

Cyber security knowledge

Leadership skills

Strategic thinking

Attention to detail

Education

Degree-level qualification or equivalent

Relevant cyber certifications (e.g., CISM, CISSP, Security+)

Job description

You will be responsible for shaping, governing and assuring security architecture across the organisation. This includes maintaining the cyber security technology roadmap, reviewing solution designs, identifying risks, and ensuring alignment to corporate standards, policies and regulatory frameworks. You will work closely with Enterprise, Solution and Platform Architects, alongside operational and project teams, to ensure all technology‑across IT and OT‑is secure, compliant, and aligned with wider business strategy.

Key Responsibilities

• Security Architecture & Roadmaps
• Solution Assurance
• Strategy, Governance & Vendor Engagement
• Leadership

Essential Experience & Qualifications

• Proven experience within Critical National Infrastructure (CNI) - ideally Utilities
• Strong background in both IT and OT cyber security
• Degree-level qualification or equivalent
• Relevant cyber certifications (e.g., CISM, CISSP, Security+)
• Deep knowledge of cloud security and modern IT architecture
• Understanding of NIS, GDPR, Privacy by Design and Secure by Design
• Experience influencing senior stakeholders and driving security improvements
• Detail-focused, strategic, calm under pressure, and adept at translating technical risk into business impact

Desirable

• Experience with TOGAF, Zachman or similar architecture frameworks
• Background as an IT or OT Architect
• Critical National Infrastructure (Utilities) experience or understanding of OT operational challenges

At Telefónica Tech, we believe inclusion is the bridge that empowers everyone to be their authentic selves. We celebrate and respect our differences because diversity drives innovation and makes us stronger.

Be yourself with us, and feel that you belong. We welcome applicants from all backgrounds and identities regardless of age, disability, gender reassignment, marital or civil partnership status, pregnancy or maternity, race, religion or belief, sex, and sexual orientation. We are also committed to equity, accessible hiring practices, and creating an inclusive culture through many means including TogetHer (Women's network) and our Employee Resource Groups which include Diversity and Inclusion, Telefónica Tech Pride, Neurodiversity, ELEVATE (African and Caribbean heritage network), and Sustainability.