🚨 Senior Cyber Security Analyst
đź“Ť Wokingham (On-site, 5 days per week)
đź’° ÂŁ65,000 + benefits
We’re supporting a major organisation operating within a Critical National Infrastructure (CNI) environment to hire a Senior Cyber Security Analyst. This is a hands-on, high-impact role embedded within a mature Security Operations Centre, focused on protecting essential services.
🔍 The Opportunity
You’ll play a key role in real-time threat detection and response, working across a complex enterprise environment. This position combines SOC operations, threat hunting, and continuous improvement, giving you the chance to influence detection capability and response maturity.
🛠️ What You’ll Be Doing
Monitoring & Triage
Analyse and triage security alerts using SIEM platforms
Correlate events and identify patterns across multiple data sources
Assess severity, scope, and business impact
Investigation & Analysis
Conduct detailed investigations across endpoint, network, identity, and log data
Build evidence-led timelines and document findings clearly
Apply forensic principles (process activity, persistence, lateral movement)
Incident Response
Manage incidents from detection through to escalation
Support containment and mitigation activities where required
Ensure high-quality handover to incident response teams
Continuous Improvement
Develop and tune detection rules to improve accuracy
Feed into post-incident reviews and enhance SOC processes
Contribute to documentation, playbooks, and operational standards
✅ What We’re Looking For
Strong experience within a SOC / CSOC environment
Hands-on expertise with SIEM tools (e.g. Microsoft Sentinel, Splunk, Elastic)
Experience with query languages such as KQL / ES|QL / Kibana
Solid understanding of threat detection, IOCs, and attacker TTPs
Proven experience across the full incident lifecycle
Clear and structured communication skills, especially under pressure
Desirable:
Experience with Elastic
Relevant certifications (e.g. GIAC, SANS or equivalent)
🌍 Why Apply?
Work within a highly secure, mission-critical environment
Be part of a team driving best practice and continuous improvement
Gain exposure to complex, large-scale security operations