Cybersecurity Senior Incident Response Analyst
On-site · London, England, United Kingdom
Job Summary
Cybersecurity Senior Incident Response Analyst responsible for 24x7 SOC monitoring, triaging alerts via SIEM, end-to-end case investigations, threat hunting, and improving detection rules; collaborator across forensics, threat intel, and red team; opportunity to pursue training and conferences; contributes to protecting trillions in assets. The role requires strong SOC/IR experience, malware analysis, PCAP, Windows/Linux forensics, cloud security knowledge, scripting (Python), and the ability to communicate findings effectively to technical and executive stakeholders. Shifts include weekend work; located in London, UK.
Required Qualifications
- Minimum of 3 years of experience working in information security with a focus on SOC analysis and incident response
- Understanding of TCP/IP networking including routing, switching, and protocols such as HTTP(S), DNS, DHCP, SMTP, and FTP
- Familiarity with network security technologies such as firewalls, proxies, and VPNs; knowledge of email security technologies and protocols
- Knowledge of security threats, attack methodologies, and mitigation strategies (phishing, port scanning, web app attacks, DDoS, lateral movement)
- Experience performing log analysis using SIEM tools and packet capture (PCAP) analysis
- Knowledge of Windows and Linux operating systems and how to investigate for signs of compromise
- Experience with file analysis tools and malware analysis techniques (dynamic/static analysis) to extract indicators and write reports
- Experience with cloud technologies and platforms; understanding cloud security architecture and attacker utilization
- Ability to demonstrate structured analytical approach to investigating alerts and documenting findings for peers and executives
- Appreciation of interconnections with other cyber security teams (forensics, threat intel, pentesting, vulnerability management, red team)
- Willing to work a shift pattern that includes weekend work
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