Senior Information Security Incident Response LeadNTT DATA Asia Pacific · Petaling Jaya, Selangor, Malaysia

Senior Information Security Incident Response Lead

🗓️ Posted 2026-08-23 Petaling Jaya, Selangor, Malaysia Full-time Hybrid ICT
💰 Salary Not shared 📊 Market RM13,500–RM21,000/mo

About the Company

Make an impact with NTT DATA Join a company that is pushing the boundaries of what is possible. We are renowned for our technical excellence and leading innovations, and for making a difference to our clients and society. Our workplace embraces diversity and inclusion - it's a place where you can grow, belong and thrive.

Responsibilities

  • ● Lead and manage complex security incidents, acting as a key contact for stakeholders.
  • ● Perform deep analysis of security alerts to identify, mitigate, and remediate threats.
  • ● Conduct forensic investigations on compromised hosts, networks, and cloud environments.
  • ● Proactively hunt for adversarial activity and anomalous behaviors across large datasets.
  • ● Analyze malware samples (basic level) to determine functionality, impact, and mitigation strategies.
  • ● Develop and refine detection rules, improving alert fidelity and response workflows.
  • ● Contribute to threat intelligence gathering, analyzing attack patterns, and enhancing defensive strategies.
  • ● Participate in red teaming or penetration testing activities to identify and remediate vulnerabilities.
  • ● Provide strategic recommendations for improving the organization's security posture.
  • ● Create detailed incident reports, threat intelligence assessments, and executive summaries.
  • ● Mentor and provide guidance to junior analysts, fostering continuous improvement in IR methodologies.
  • ● Ability to communicate and work across different cultures and social groups.
  • ● Ability to plan activities and projects well in advance, and takes into account possible changing circumstances.
  • ● Ability to maintain a positive outlook at work.
  • ● Ability to work well in a pressurized environment.
  • ● Ability to work hard and put in longer hours when it is necessary.
  • ● Ability to apply active listening techniques such as paraphrasing the message to confirm understanding, probing for further relevant information, and refraining from interrupting.
  • ● Ability to adapt to changing circumstances.
  • ● Ability to place clients at the forefront of all interactions, understanding their requirements, and creating a positive client experience throughout the total client journey.
  • ● Bachelor's or Master's degree in Computer Science, Cybersecurity, or a related field.
  • ● Minimum of 5 years of experience in cybersecurity, with at least 2 years in incident response, threat hunting, or forensic analysis.
  • ● Extensive experience responding to targeted attacks from APT groups, cybercriminals, and nation-state actors.
  • ● Strong forensic analysis skills across Windows, Linux, and macOS systems.
  • ● Expertise in network forensics, traffic analysis, and packet inspection (Wireshark, Zeek).
  • ● Proficiency in SIEM platforms (Splunk, Sentinel, QRadar) and EDR solutions (CrowdStrike, Microsoft Defender ATP).
  • ● Knowledge of malware analysis techniques, including static and dynamic analysis.
  • ● Familiarity with cloud security investigations (AWS, Azure, GCP).
  • ● Strong scripting skills in Python, PowerShell, or similar languages for automation.
  • ● Understanding of security architecture, authentication mechanisms, and enterprise IT operations is a plus.
  • ● Experience with vulnerability management, red teaming, or penetration testing is a plus.
  • ● Familiarity with MITRE ATT&CK framework and various cyber threat intelligence methodologies.
  • ● GIAC (GCFA, GNFA, GCIH, GCIA, GREM)
  • ● CISSP (Certified Information Systems Security Professional)
  • ● CEH (Certified Ethical Hacker)
  • ● OSCP (Offensive Security Certified Professional)
  • ● Cloud Security Certifications (AWS Security Specialty, Microsoft Azure Security)
  • ● Strong analytical and problem-solving skills in high-pressure situations.
  • ● Ability to manage multiple investigations efficiently while meeting deadlines.
  • ● Excellent verbal and written communication skills, with the ability to convey technical details to varied audiences.
  • ● Strong team collaboration and leadership skills, with a proactive approach to knowledge sharing.