Global Cyber Defence Analyst – Incident Response

A&O Shearman; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

A&O Shearman in Singapore seeks a hands-on Cyber Defence Analyst to join our global Information Security team. You will investigate alerts, respond to incidents, and help protect the firm from evolving cyber threats, gaining exposure to incident response, threat detection, tooling, and process improvement.

The role covers 24/7 follow-the-sun operations, with weekend shifts; you will work with colleagues across time zones to ensure effective handovers and rapid containment.

Qualifications

• 1+ years’ experience in Security Operations, Cyber Defence, a SOC, or similar security environment.
• Experience across at least two areas such as alert triage, incident response, security engineering, detection/rule writing, DFIR, threat intelligence, vulnerability management or security control testing.
• Working knowledge of SIEM, IDS/IPS, endpoint protection/EDR, firewalls and threat or vulnerability management tooling.
• Strong networking fundamentals (TCP/IP, DNS, SMTP).
• Analytical mindset to assess alerts and data and determine next steps.
• Strong communication skills to explain technical issues to different audiences.

Responsibilities

• Investigate escalated cyber security events and alerts, prioritise incidents and escalate when needed.
• Investigate potential security and data loss incidents reported by employees or third parties.
• Response to information security queries and provide guidance to colleagues.
• Support incident response activities: triage, investigation, containment, mitigation and remediation.
• Gather forensic evidence to support investigations.
• Participate in exercises and post-incident reviews.
• Collaborate across time zones in a 24/7 model with effective handover.
• Stay aware of emerging threats and apply intelligence to investigations.
• Participate in on-call rota including out-of-hours support.
• Support deployment and improvement of cyber defence tools and processes.
• Work with IT and other teams to strengthen security posture and translate issues for stakeholders.

Skills

Security Operations

Cyber Defence

SOC

Alert triage

Incident response

DFIR

Threat intelligence

Vulnerability management

Detection/rule writing

Networking fundamentals

Python/PowerShell scripting

Communication skills

Cloud: Azure/AWS/GCP

Tools

SIEM

IDS/IPS

EDR

Firewalls

Vulnerability management tooling

Job description

A&O Shearman in Singapore seeks a hands-on Cyber Defence Analyst to join our global Information Security team. You will investigate alerts, respond to incidents, and help protect the firm from evolving cyber threats, gaining exposure to incident response, threat detection, tooling, and process improvement.

The role covers 24/7 follow-the-sun operations, with weekend shifts; you will work with colleagues across time zones to ensure effective handovers and rapid containment.