Head of Transitional Security
Data Centre Provider
Paying between £75,000 - £85,000, depending on experience
A leading Data Centre provider undergoing significant growth and transformation, is seeking an experienced Head of Transitional Security to oversee, shape, and elevate security operations during a major period of organisational change. This is a pivotal strategic role, ideal for a senior security professional with the expertise to drive modernisation, strengthen operational resilience, and lead transition across complex, mission‑critical environments.
As Head of Transitional Security, you will be responsible for ensuring the integrity, continuity, and maturity of physical and operational security standards across multiple Data Centre locations. This role will focus on managing the shift from legacy processes to scalable, modern security frameworks that support rapid expansion and evolving customer requirements.
Working closely with senior leadership, technical teams, and external partners, you will take ownership of security transformation programmes, risk mitigation strategies, and the development of best‑practice procedures aligned with industry regulations and client expectations.
Key Responsibilities:
* Lead the development and implementation of a transitional security roadmap across the Data Centre estate.
* Manage physical security standards, policies, access control, incident response, and operational risk frameworks.
* Oversee security transformation projects, ensuring seamless migration from legacy solutions to new platforms and processes.
* Work closely with internal stakeholders and external partners to ensure compliance with industry standards and customer SLAs.
* Conduct ongoing security assessments, identifying vulnerabilities and recommending strategic improvements.
* Lead and mentor on‑site security teams, instilling a culture of accountability, resilience, and continuous improvement.
* Provide senior‑level reporting on risks, incidents, and project progress to Executive Leadership.
* Support major operational change initiatives, including new site commissioning, upgrades, and facility expansions.
Required experience:
* Proven experience in a senior physical or operational security leadership role, ideally within Data Centres, critical infrastructure, or similarly high‑assurance environments.
* Strong experience managing security transformation or transitional security programmes.
* Deep understanding of physical security systems, access control, compliance frameworks, and incident management.
* Excellent stakeholder management skills, able to influence at all levels and operate confidently in fast‑moving environments.
* Strategic, structured, and proactive mindset, with the confidence to lead organisational change.
* Relevant security certifications or industry qualifications are highly desirable.
Must be eligible for SC Clearance
Paying up to £85,000.
Hybrid based (4 days in the office, 1 day from home)