Senior Threat Analyst 1

Stack

Responsibilities

• ▹Monitor, investigate and respond to alerts generated by the Sophos security stack (EDR/XDR)
• ▹Lead and mentor Tier I Analysts through escalated cases
• ▹Perform end-to-end analysis on suspicious activity to assess scope, impact and risk
• ▹Identify and respond to cyber threats using approved playbooks and tooling
• ▹Document findings and investigative steps in the MDR case management platform
• ▹Conduct threat hunting across the MDR customer base
• ▹Investigate phishing emails, suspicious binaries and behavioral anomalies
• ▹Support detection tuning by identifying recurring false positives
• ▹Stay informed on threat actor behaviors and MITRE ATT&CK techniques
• ▹Proactively research emerging IOCs, active exploits and vulnerabilities
• ▹Contribute to internal knowledge bases and documentation
• ▹Participate in shift rotations with detailed handovers between global teams
• ▹Manage case workflows: create, track and follow up with clients

Requirements

• ▹3+ years of hands-on experience in a Security Operations Center (SOC)

Soft skills

About the company

Sophos is a cybersecurity leader defending 600,000 organizations globally with an AI-driven platform and expert-led services, combining machine learning, automation and real-time threat intelligence with the expertise of Sophos X-Ops for 24/7 threat monitoring, detection and response. Headquartered in Oxford, UK, its portfolio spans endpoint, network, email and cloud security, XDR, ITDR and next-gen SIEM.