Cyber Security & Centralised Services Manager

Cyber Security & Centralised Services Manager
Location: London Bridge
Company: Managed Service Provider (MSP)
This role will be office-based for the first 3–6 months, with the option to move to a hybrid working arrangement thereafter.
Our client is a well-established MSP based in London Bridge. They are a close-knit team of 30 IT professionals delivering end-to-end technology services and support to a diverse range of clients, with a strong emphasis on cybersecurity, resilience and regulatory compliance.
The Opportunity:
We are seeking an experienced Cyber Security & Centralised Services Managerwith a strong cybersecurity focus to join our growing technical team. In this pivotal role, you will:

• Act as the primary escalation point for complex IT and cybersecurity incidents.
  
• Manage and secure core client infrastructure and cloud environments.
  
• Ensure centralised security, monitoring, and incident response platforms operate effectively.
  You will collaborate closely with our Service Desk, Projects and Account Management teams to maintain high standards of service, document solutions and mentor junior engineers in line with cybersecurity best practices and frameworks such as ISO27001, NIST, and Cyber Essentials Plus.
  Key Responsibilities – Cyber Security & Centralised Services Manager:
  
• Serve as the primary escalation point for complex IT and cybersecurity incidents, including malware infections, ransomware attacks, phishing attempts, and unauthorised access events.
  
• Monitor, analyse, and respond to alerts from client security platforms (MDR/XDR, SentinelOne, Huntress, Fortinet, Mimecast, Avanan, Defender) to ensure rapid threat mitigation.
  
• Conduct vulnerability assessments, risk analyses and security audits across client environments, providing actionable recommendations and remediation guidance.
  
• Implement and maintain security hardening across infrastructure, cloud services, endpoints, and networks, in alignment with best practices and frameworks such as ISO27001, NIST, and Cyber Essentials Plus.
  
• Lead and coordinate incident response efforts, including root cause analysis, threat containment and post-incident reporting for clients.
  
• Collaborate with the Project and Service Desk teams to embed security into deployments, migrations, upgrades, and automation workflows, ensuring systems remain secure by design.
  
• Maintain and improve Standard Operating Procedures (SOPs) for security operations, ensuring knowledge is shared across the team for rapid incident handling.
  
• Provide mentorship and cybersecurity guidance to junior engineers and Service Desk staff, fostering a culture of security awareness and proactive threat management.
  
• Perform ongoing threat intelligence monitoring and security trend analysis to anticipate risks and protect client environments.
  
• Support clients in security reporting, compliance reviews, and continuous improvement initiatives, helping them meet regulatory and industry security standards.
  Cyber Security & Centralised Services Manager – Key Skills & Experience:
  
• Proven experience in a 3rd Line / Senior Engineer role within an MSP or security-focused IT environment, supporting multiple clients and environments.
  
• Strong knowledge of Microsoft technologies (Azure, Microsoft 365, SharePoint, Intune/Entra) with a focus on security configuration, hardening and monitoring.
  
• In-depth understanding of networking, firewalls, VPNs, Windows Server, Active Directory and hybrid cloud security architectures.
  
• Hands-on experience with endpoint protection, EDR/MDR/XDR platforms, email security, RMM tools, and centralised monitoring systems.
  
• Familiarity with security frameworks and compliance standards, including Cyber Essentials, Cyber Essentials Plus, ISO27001, NIST, and GDPR requirements.
  
• Skilled in vulnerability management, threat detection, incident response, and remediation planning, including experience with ransomware and phishing mitigation.
  
• Strong communication skills with the ability to present technical and security findings to non-technical stakeholders and clients.
  
• Proactive mindset in threat hunting, risk assessments and continuous improvement of client security posture.
  
• Mentorship and leadership experience, providing cybersecurity guidance to junior engineers and Service Desk teams.
  Cyber Security & Centralised Services Manager - Desirable Certifications:
  
• Microsoft Certified: Azure Administrator / Solutions Expert
  
• CompTIA Security+, CISSP, CISM or equivalent cybersecurity qualification
  
• ITIL Foundation
  
• Vendor-specific certifications (Fortinet, SentinelOne, Datto, Mimecast, Huntress, etc.)
  Why Join the Company:
  
• Be part of a technically strong, supportive and collaborative security-conscious team in central London.
  
• Play a key role in strategic security projects, incident response and continuous improvement initiatives.
  
• Access ongoing training, certifications and professional development in cybersecurity.
  
• Join a company that holds the core values of Honesty, Accountability, Commitment, Innovation, Expertise and Collaboration