Senior Information Security Incident Response Lead

PT NTT Indonesia; Jakarta Utara; On-site; IDR 1.161.632.000 - 1.659.476.000; Full time

Job summary

A leading technology service provider in Jakarta Utara is looking for a Senior Information Security Incident Response Lead. In this role, you will manage security incidents, perform forensic investigations, and guide junior analysts. Ideal candidates have a degree in Cybersecurity and extensive experience in incident response and threat hunting. Join us to make a significant impact in a diverse and inclusive environment.

Qualifications

• Minimum of 5 years of experience in cybersecurity.
• At least 2 years in incident response, threat hunting, or forensic analysis.
• Relevant certifications are a plus.

Responsibilities

• Lead and manage complex security incidents.
• Conduct forensic investigations.
• Mentor and provide guidance to junior analysts.

Skills

Incident response

Threat hunting

Forensic analysis

Malware analysis

Scripting (Python, PowerShell)

Packet inspection

Education

Bachelor's or Master's degree in Cybersecurity

Tools

Splunk

CrowdStrike

Wireshark

Job description

Senior Information Security Incident Response Lead

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.

Key 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.

Qualifications & Requirements

• Education & Experience:

• 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.

Technical Expertise:

• 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.

Preferred Certifications:

• 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)

Equal Opportunity Employer
NTT DATA is proud to be an Equal Opportunity Employer with a global culture that embraces diversity. We are committed to providing an environment free of unfair discrimination and harassment. We do not discriminate based on age, race, colour, gender, sexual orientation, religion, nationality, disability, pregnancy, marital status, veteran status, or any other protected category.