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About the Role

The Manager, Security Platform Engineering is a hands-on people leader responsible for supporting and protecting mission-critical data center environments globally. This role combines security engineering, platform operations, threat detection, vulnerability management, incident response, and operational technology (OT) security with people management and operational leadership.

Responsibilities

Manage Japan-based Cybersecurity, ISMS and/or DPP engineering and operations personnel, including day-to-day direction, coaching, workload prioritization, performance input, and professional development.
Serve as a hands-on cybersecurity technical leader for enterprise IT, Operational Technology (OT), Industrial Control Systems (ICS), and critical infrastructure security in Japan data center environments.
Perform and oversee administration, optimization, integration, and lifecycle management of enterprise security platforms, including break-fix support, patching, upgrades, automation, and platform enhancements.
Lead and support security monitoring, threat detection, and response activities across on-premises, cloud, enterprise, and operational technology environments.
Lead or directly participate in security incident investigations involving endpoint security, malware, identity compromise, network forensics, cloud security events, insider threats, and OT environments, ensuring timely containment, remediation, escalation, and root cause analysis.
Coordinate vulnerability assessment and vulnerability management activities for Japan-based enterprise and OT environments, partnering with local and global stakeholders to prioritize remediation based on business risk, exploitability, and threat intelligence.
Support cybersecurity initiatives involving ICS, SCADA, Building Management Systems (BMS), Electrical Power Monitoring Systems (EPMS), and other critical facility technologies commonly found in data center environments.
Partner with data center operations, infrastructure, engineering, physical security, GID, vendors, and business stakeholders to establish and maintain security standards, hardening baselines, mitigation strategies, and operational security best practices.
Develop, maintain, and improve detection rules, use cases, dashboards, playbooks, automation workflows, standard operating procedures, knowledge articles, and operational metrics.
Represent GDC-OIS with Japan-based leadership and operational teams, communicating technical risks, security priorities, remediation requirements, and operational updates in Japanese and English.
Lead post-incident reviews, lessons-learned activities, and continuous improvement initiatives designed to strengthen resilience, operational consistency, and security maturity.
Collaborate with cybersecurity teams across APAC, India, EMEA, and the Americas to ensure consistent global standards while accounting for Japan-specific operational needs and stakeholder expectations.
Contribute to global cybersecurity strategy, platform roadmap planning, process improvement, and regional operating model development.

Requirements

Professional business fluency in Japanese and English, including written and verbal communication with technical and non-technical audiences.
Demonstrated people leadership capability, including coaching, prioritization, stakeholder management, and operational accountability.
Hands-on technical depth in security engineering, security operations, detection engineering, incident response, vulnerability management, and infrastructure security.
Ability to operate effectively in Japan business environments while collaborating across multinational, cross-cultural, and geographically distributed teams.
Strong understanding of OT security principles, industrial networking concepts, and cybersecurity controls for critical infrastructure environments.
Ability to translate technical risk into clear business impact, remediation options, and executive-ready communications.
Familiarity with industry frameworks and standards such as ISA/IEC 62443, NIST Cybersecurity Framework, MITRE ATT&CK, and ISO 27001 preferred.
Minimum 8 years of progressive experience in cybersecurity operations, security engineering, threat detection, incident response, vulnerability management, infrastructure security, or related disciplines.
Minimum 2 years of people leadership, team lead, supervisor, or equivalent management experience preferred, ideally in a technical cybersecurity or infrastructure environment.
Advanced hands-on experience with security technologies such as SIEM, SOAR, IAM, PAM, EDR/XDR, vulnerability management platforms, firewalls, proxy technologies, and threat hunting solutions.
Experience securing enterprise, data center, critical infrastructure, or operational technology environments.
Hands-on experience supporting ICS, SCADA, BMS, EPMS, or other OT environments required.
Advanced experience handling security incidents from detection through resolution, including stakeholder communication and post-incident improvement.
Advanced knowledge of networking, Windows, Linux, cloud security, and enterprise infrastructure.
Experience supporting globally distributed teams and operating across multiple time zones.
Experience within data center, cloud, colocation, telecommunications, manufacturing, energy, utilities, or other critical infrastructure environments strongly preferred.
Ability to communicate effectively in both Japanese and English in written and verbal business communications.

Skills

Cybersecurity Engineering
Security Operations
Threat Detection
Incident Response
Vulnerability Management
Operational Technology (OT) Security
People Management
Stakeholder Engagement
SIEM
SOAR
IAM
PAM
EDR/XDR
Network Security
Cloud Security
Enterprise Infrastructure
ICS
SCADA
BMS
EPMS
ISA/IEC 62443
NIST Cybersecurity Framework
MITRE ATT&CK
ISO 27001

Location

Japan

Work Type

Hybrid
Remote

Experience Level

8+ years in cybersecurity operations, security engineering, threat detection, incident response, vulnerability management, infrastructure security, or related disciplines
2+ years of people leadership, team lead, supervisor, or equivalent management experience preferred

Education Level

Bachelor's degree or equivalent experience in Information Technology, Cybersecurity, Engineering, or a related field.
Relevant security certifications such as CySA+, PenTest+, CCSP, GCIH, OSCP, CISM, CISSP, GICSP, GRID, ISA/IEC 62443, or equivalent preferred.
Relevant IT or cloud certifications such as CCNA, CCNP, RHCSA, AZ-500, SC-200, or equivalent preferred.
People management, leadership, or management training/certification is a plus.

About the Company

As the third largest data center provider, we operate over 150 data centers in more than 20 countries and regions.
We offer local-to-global data center expertise, aligned with our connected platform of AI-ready data centers to create solutions that enable our clients to seamlessly scale their digital businesses, anywhere and anytime.