Daniel Brooks
Cybersecurity Analyst
Profile
Experienced Cybersecurity Analyst with 4+ years of expertise protecting enterprise networks and leading incident response initiatives across financial services. Successfully reduced security incidents by 60% through proactive threat hunting and implementation of advanced monitoring solutions. Proven track record of managing security operations for 200,000+ endpoints while maintaining zero successful breaches during tenure.
Experience
Lead cybersecurity operations for one of the UK's largest banking institutions, monitoring and protecting over 200,000 endpoints across global operations using enterprise SIEM platforms including Splunk and CrowdStrike Falcon.
- Orchestrated incident response for 15+ critical security events, achieving 100% containment within SLA requirements and maintaining zero successful breaches
- Reduced mean time to detection (MTTD) by 45% through implementation of custom threat hunting rules and automated alert correlation
- Developed and deployed 25+ custom Splunk dashboards and correlation searches, improving SOC efficiency by 35%
- Led cross-functional incident response team of 8 analysts during major security events, coordinating with legal, compliance, and business stakeholders
- Conducted forensic analysis of compromised systems using EnCase and Volatility, producing detailed technical reports for senior management
- Mentored 3 junior analysts on advanced threat detection techniques and MITRE ATT&CK framework implementation
- Achieved 99.7% uptime for critical security monitoring infrastructure through proactive maintenance and redundancy planning
Delivered comprehensive cybersecurity assessments and advisory services to high-profile clients across financial services, helping organisations strengthen their security posture and achieve regulatory compliance.
- Performed security risk assessments for 22 client organisations with combined revenue exceeding £50 billion, identifying critical vulnerabilities and recommending remediation strategies
- Conducted penetration testing engagements resulting in average 40% reduction in exploitable vulnerabilities across client environments
- Led ISO 27001 compliance audits for 8 financial services clients, achieving 100% certification success rate
- Developed custom security policies and procedures for clients, ensuring alignment with FCA and PCI DSS requirements
- Delivered security awareness training to over 500 client employees, reducing phishing susceptibility rates by 65%
- Produced detailed technical reports and executive summaries for C-level stakeholders, directly contributing to £2.3M in follow-on security consulting revenue
Supported cybersecurity operations and threat research activities for a leading UK cybersecurity vendor, gaining hands-on experience with next-generation security technologies and malware analysis.
- Analysed 1,000+ malware samples monthly using static and dynamic analysis techniques, contributing to threat intelligence database
- Monitored security events across 50+ client environments using SophosXG and Intercept X platforms
- Assisted in development of 12 new threat detection signatures, improving detection rates by 25% for emerging malware families
- Provided Level 1 technical support to enterprise clients, achieving 95% customer satisfaction rating
- Contributed to quarterly threat landscape reports distributed to 10,000+ subscribers globally
Skills
- SIEM (Splunk, QRadar, ArcSight)
- Incident Response & Forensics
- Penetration Testing
- Threat Hunting
- Python & PowerShell Scripting
- Network Security
- Vulnerability Assessment
- Risk Assessment & Management
- ISO 27001 & NIST Framework
- Malware Analysis
- Cloud Security (AWS, Azure)
- MITRE ATT&CK Framework
- Security Orchestration (SOAR)
- Endpoint Detection & Response (EDR)
- Cryptography & PKI
- Compliance (PCI DSS, GDPR, FCA)
- Windows & Linux Administration
- Wireshark & Network Analysis
- Security Architecture Design
- Business Continuity Planning
Education
Certifications
- CISSP (Certified Information Systems Security Professional)
- CEH (Certified Ethical Hacker)
- CompTIA Security+
- GCIH (GIAC Certified Incident Handler)