Cyber Defence Senior AnalystA&O Shearman · Belfast, Northern Ireland, United Kingdom

Cyber Defence Senior Analyst

🗓️ Posted 2026-09-10 Belfast, Northern Ireland, United Kingdom Full-time Hybrid ICT
💰 Salary Not shared 📊 Market 4,500 GBP–6,500 GBP/mo

About the Company

We have an exciting opportunity for a Senior Cyber Defence Analyst to join the Information Security team at A&O Shearman in Belfast. Please note that weekend working is a requirement for this role, with exact shift patterns to be discussed at interview. All weekend hours are eligible for a premium payment, in addition to your base salary. What You Will Do The Cyber Defence Senior Analyst will reside within the firm's information security team and will be based in Belfast. They will perform a critical role in solidifying the firm's security posture, focusing on the in-depth analysis, and effective response to cyber security events and incidents within their time-zone. They will also contribute to the effectiveness and cohesion of the Cyber Defence team by providing guidance to, and sharing knowledge with, more junior Cyber Defence Colleagues. Investigating Escalations Investigate Level 2 escalated events and alerts which have detected been through Level 1 monitoring activities by the firm's Managed Security Service Provider (MSSP) to identify potential incidents. Assist and advise junior colleagues during investigations where additional experience is required. Incident Response Conduct initial triage and investigation of confirmed incidents. Perform containment, mitigation, and remediation activities for incidents, ensuring that any required forensic evidence is gathered and documented appropriately along the process. Participate in security incid

Responsibilities

  • ● Bachelor's degree in Information Security, Computer Science, Engineering, Technology, or a related field.
  • ● Industry-recognised certifications such as, CISSP, CEH, CISM, CompTIA Security+
  • ● Microsoft Azure
  • ● Google Cloud Platform (GCP)
  • ● Amazon Web Services (AWS)
  • ● Prior legal firm or professional services firm experience
  • ● Practical experience with scripting languages such as Python or PowerShell to support automation and tooling enhancements.
  • ● NO AGENCIES PLEASE - A&O Shearman does not accept unsolicited CVs. For further information, please see our UK Recruitment Agency Policy and our commitment to direct sourcing here.