Function
Cybersecurity
Our Company
We're Hitachi Vantara, the data foundation trusted by the world's innovators. Our resilient, high-performance data infrastructure means that customers – from banks to theme parks – can focus on achieving the incredible with data.
Job description
The Team
The Cyber Defense team is responsible for protecting Hitachi Vantara from cybersecurity threats through continuous monitoring, incident detection, investigation, containment, and recovery activities. Operating within a global Follow-the-Sun model, the team plays a critical role in protecting the organization's systems, data, intellectual property, and business operations from cyberattacks and advanced threats.
We are looking for a highly motivated cybersecurity professional who thrives in a fast-paced environment, enjoys solving complex security challenges, and is passionate about strengthening the organization's cyber resilience.
The Role
Key responsibilities:
•Investigate and respond to complex cybersecurity incidents, including malware, ransomware, phishing, business email compromise, account compromise, insider threats, data exfiltration, and others.
•Perform advanced threat hunting and forensic analysis to identify indicators of compromise and determine incident scope and impact.
•Analyze alerts generated by security monitoring platforms and perform triage, investigation, and escalation activities.
•Coordinate incident response activities with IT, Legal, Privacy, HR, Communications, and business stakeholders.
•Develop and maintain incident response playbooks, procedures, and operational documentation.
•Identify opportunities to improve detection capabilities and collaborate with engineering teams to implement new monitoring use cases.
•Lead post-incident reviews and lessons learned exercises to strengthen security operations and response effectiveness.
•Mentor and provide technical guidance to junior analysts and incident responders.
•Support a global 24x7 Follow-the-Sun Cyber Defense operating model through effective collaboration and incident handoff processes.
What You'll Bring
•Experience in cybersecurity incident response, security operations, digital forensics, or threat hunting.
•Strong understanding of attack techniques, threat actor tactics, and incident response methodologies.
•Experience investigating cloud, identity, endpoint, network, and email security incidents.
•Knowledge of security frameworks such as NIST Cybersecurity Framework, NIST 800-61, MITRE ATT&CK, and Cyber Kill Chain.
•Experience with SIEM, EDR/XDR, threat intelligence, and security monitoring technologies.
•Strong analytical, communication, and stakeholder management skills.
