Senior Incident Response Analyst

Senior Incident Response Analyst at Thomson Reuters

The Senior Incident Response Analyst responds to security incidents in accordance with established policies and best practices. Incident handlers guide Tier 1 and other first responders on the proper handling of Information Security incidents, coordinate efforts among multiple business units during the response, and provide timely updates to these units as required. The Senior Incident Responder (IR) is a key member of the Thomson Reuters Information Security Risk Management (ISRM) organization responsible for analyzing, triaging, scoping, containing, and determining the root cause of security incidents.

In this role, you will use data analysis, threat intelligence, and cutting‑edge security technologies.

• Provide expertise on incident response, forensic, and malware analysis
• Primary escalation point for SOC
• Develop, document, and implement runbooks, capabilities, and techniques for IR
• Perform triage and analysis on workstations, servers, and network infrastructure
• Identify and analyze malware using live forensics, hard‑drive forensics, sandboxes, and reverse engineering
• Identify indicators of compromise and apply them to the incident response process
• Perform activities necessary for immediate containment and rapid resolution of incidents
• Maintain current knowledge and understanding of the threat landscape, emerging security threats, and vulnerabilities
• Assist in building SOC and CIRT processes, procedures, and training
• Create and enhance standard operating procedures and technical guides
• Assist in the creation and tuning of network and host detection signatures based on user behaviour analysis and threat intelligence
• Stay informed about current technologies, developments, security compliance requirements, standards, and industry trends to help achieve the company's goals
• Maintain a high level of confidentiality
• Coordinate and drive efforts during response activities and post‑mortem
• Participate in after‑hours on‑call rotation when required
• Perform deep‑dive investigations to determine the root cause of complex information security incidents
• Maintain a balance between IR and project work
• Occasional travel may be required

• Experience using event escalation and reporting procedures
• Experience supporting Network Investigations
• Understanding TCP/IP communications & knowledge of how standard protocols and applications work at the network level, including DNS, HTTP, and SMB
• Understanding of Unix, Windows, and Mac operating systems, and command‑line tools
• Experience performing forensics on various OS, including disk and memory
• Experience and understanding of various Artificial Intelligence platforms
• Intermediate skills using Windows CMD line, Power Shell, and Linux Bash
• Knowledge of how the Windows file system and registry function
• Ability to learn and operate in a dynamic environment
• Ability to demonstrate analytical expertise, close attention to detail, excellent critical thinking, logic, and solution orientation, and to learn and adapt quickly
• Knowledge of network monitoring, analysis, troubleshooting, and configuration control technologies
• Strong oral and written communication skills
• Knowledge of scripting languages used with IR and automation

• Hybrid Work Model:
  Flexible hybrid working environment (2–3 days a week in the office depending on the role)
• Flexibility & Work‑Life Balance:
  Policies to help manage personal and professional responsibilities, including work from anywhere for up to 8 weeks per year
• Career Development and Growth:
  Continuous learning and skill development, Grow My Way programming and skills‑first approach
• Industry Competitive Benefits:
  Comprehensive benefit plans including flexible vacation, mental health days, Headspace app, retirement savings, tuition reimbursement, employee incentive programs, and resources for well‑being
• Culture:
  Global reputation for inclusion, belonging, and work‑life balance, guided by core values such as Obsess over Customers, Compete to Win, Challenge Our Thinking, Act Fast / Learn Fast, and Stronger Together
• Social Impact:
  Community volunteer days and ESG initiatives through Social Impact…