Charles London 2026 Resume

Cyber security analyst focused on security operations, automation and incident response. Experienced in SIEM monitoring, event correlation, risk and governance, and building practical automation to improve security response and remediation.

Professional experience

Senior Security Analyst

Jul 2019 — Present

easyJet PLC

European airline and holidays business.

  • Monitor, triage and analyse SIEM alerts and incident tickets across IT operations security, using Microsoft Defender and Splunk for security alerting and investigation.
  • Contribute to incident response, on-call support and incident management processes.
  • Report on security events and create intelligence to support tuning and response improvements.
  • Support IT security risk, governance and operational security activities.
  • Develop and improve security incident investigation and resolution workflows within the ServiceNow Security Operations module.
  • Build automation using Python, ServiceNow and PowerShell to improve remediation workflows.
  • Work with cloud application security controls and operational security tooling.

Freelance Web Developer & DevOps Consultant

2018 — Jul 2019

New Web Sites Limited

  • Managed websites for small businesses, including hosting, maintenance and operational support.
  • Supported marketing campaign hosting and tracking using Mautic and Tracking202.
  • Delivered DevOps support across WordPress, PHP, JavaScript and NPM-based workflows.

Cyber Security Engineer

Nov 2016 — Jul 2018

Smiths Group PLC

Global engineering and medical technology group.

  • Provided Level 3 IT security support across enterprise security operations.
  • Supported implementation and operational use of security tools including Rapid7 SIEM and Trend Micro enterprise security suite.
  • Participated in change approvals scrutiny and high-level design review boards.
  • Worked with security tooling, event logging and operational risk processes across a complex global environment.

Lead Security Analyst

Mar 2015 — Sept 2020

T-Systems / EE

  • Worked on RSA enVision, enabling log feeds from PCI environments, critical servers and key network segments.
  • Provided IT-related security alerts and event visibility for SOC analysts to investigate.
  • Trained compliance teams to understand which RSA enVision alerts could affect PCI integrity and required SOC investigation.
  • Progressed from contract to permanent employment during the five-year engagement, with approximately 60% contract and 40% permanent tenure.

Security capability summary

Security operations

SIEM monitoring, incident ticket triage, event correlation, reporting and operational response.

Automation

Python, PowerShell and ServiceNow workflow automation for response and remediation.

Infrastructure security

IDS/IPS, firewall management, log analysis and endpoint/server protection tools.

Cloud & governance

Cloud application security, IT risk, governance and control-focused operational security.