Cyber Defence Analyst

We are seeking a Cyber Defence Analyst to protect customer services by identifying, investigating, and containing cyber threats across a 24x7x365 multi-customer CSOC.

The successful candidate will convert security telemetry, threat intelligence, and vulnerability information into timely, evidence-led decisions.

Key responsibilities include:

• Monitoring security alerts continuously and taking timely action to protect customer services
• Analysing alerts and supporting telemetry to establish context, scope, severity, and potential business impact
• Distinguishing true positives from benign or false-positive activity and documenting evidence-based rationales
• Creating and maintaining complete and accurate cyber security incident records
• Correlating logs and events across multiple sources to identify suspicious patterns and Indicators of Compromise (IOCs)
• Mapping observed adversary behaviour to relevant MITRE ATT&CK tactics, techniques, and sub-techniques
• Applying Cyber Threat Intelligence (CTI) to investigations and hunting
• Assessing vulnerabilities in context and recommending proportionate countermeasures
• Collaborating with technical teams, customers, and stakeholders to drive investigations and agreed response actions

The ideal candidate will have:

• Knowledge of CSOC or security operations experience, or credible transferable cyber security knowledge
• Experience investigating security events and incidents in a CSOC or comparable environment
• Working knowledge of Microsoft Sentinel, Microsoft Defender XDR, Microsoft Defender Vulnerability Management, Microsoft Azure, and Amazon Web Services (AWS)
• Understanding of the Confidentiality, Integrity, and Availability (CIA) triad and its practical application
• Current awareness of malware, ransomware, and advanced persistent threat activity
• Practical knowledge of MITRE ATT&CK and its use in describing tactics, techniques, and observed adversary behaviour

We offer a salary range of £36,900 - £46,100, plus benefits including a contributory pension scheme, private medical insurance, 33 days annual leave, and flexible benefits.