IT Infrastructure & Security Lead

Responsibilities

• Lead the design, implementation, and support of secure and resilient IT infrastructure.
• Manage cloud and on‑premise environments, including servers, storage, networking, and virtualisation.
• Oversee Microsoft 365, Azure/AWS environments, Active Directory/Entra , and endpoint management.
• Ensure high availability, disaster recovery, backup, and business continuity capabilities.
• Monitor infrastructure performance, capacity, and reliability.
• Manage third‑party IT vendors, MSPs, and technology partners.
• Drive infrastructure improvement and modernisation initiatives.
• Own the organisation's cybersecurity strategy and operational security posture.
• Lead ongoing Cyber Essentials Plus initiatives and ensure continued compliance maturity.
• Support and contribute to ISO‑aligned governance and security improvement activities, including familiarity with ISO
  27001 principles and broader operational standards such as ISO
  9001.
• Implement and maintain security controls aligned with recognised frameworks (e.g. ISO
  27001, Cyber Essentials Plus, NIST).
• Lead vulnerability management, patching, endpoint protection, SIEM, and threat monitoring activities.
• Manage identity and access controls, MFA, privileged access, and conditional access policies.
• Lead incident response activities and coordinate remediation efforts.
• Conduct risk assessments and support audit and compliance activities.
• Drive improvements in data security, governance, and cyber resilience across the organisation.
• Deliver security awareness initiatives and promote security best practice across the business.
• Proactively engage with senior stakeholders and develop strong relationships with operational and business leaders to align technology direction with organisational priorities.
• Act as the senior escalation point for infrastructure and security issues.
• Develop and maintain IT policies, standards, and operational procedures.
• Lead and mentor the internal helpdesk function, developing IT team members where applicable.
• Manage infrastructure and security budgets and technology roadmaps.
• Produce regular reporting on operational performance, risk, and security posture.

• Proven experience in an IT Infrastructure, Systems, or Security leadership role.
• Strong knowledge of Microsoft technologies, including Microsoft 365, Azure/Entra , Windows Server, Intune/Endpoint Management, and Active Directory.
• Strong networking knowledge, including firewalls, VPNs, switching, and wireless technologies.
• Strong understanding of cybersecurity, data security, and operational IT governance.
• Experience working with or supporting Cyber Essentials / Cyber Essentials Plus initiatives.
• Familiarity with ISO
  27001 principles and broader governance or quality frameworks such as ISO
  9001.
• Experience with backup, disaster recovery, and business continuity planning.
• Strong troubleshooting and incident management capability.
• Experience managing third‑party suppliers and service providers.
• Excellent communication, stakeholder management, and relationship‑building skills.
• Ambition and capability to progress toward a future Head of IT or broader technology leadership role.