Manager, Security Platform Engineering

Make an impact at NTT Global Data Centers

Join NTT Global Data Centers and be part of a team that drives innovation and sustainability in the digital world. With over 150 data centers across more than 20 countries globally, we offer unparalleled opportunities to work on cutting-edge technology and transformative projects. Experience a collaborative, innovative, and inclusive workplace where your ideas are valued, and your growth is supported.

Your role at a glance

The Manager, Security Platform Engineering is a hands-on people leader within the Global Data Centers Office of Information Security (GDC-OIS) organization, reporting to the Vice President of Cybersecurity Operations. This role is responsible for supporting and protecting mission-critical data center environments in Japan and around the globe while coordinating with regional and global cybersecurity teams.

This role combines day-to-day security engineering, platform operations, threat detection, vulnerability management, incident response, and operational technology (OT) security responsibilities with in-country people management, stakeholder engagement, and operational leadership.

The successful candidate will be technically capable of performing engineering and security operations work directly, while also managing, mentoring, and developing potential Japan-based Cybersecurity, ISMS (Information Security Management System) and/or DPP (Data Privacy and Protection) resources and partnering with local operations, engineering, vendors, and business stakeholders.

The role requires professional business fluency in both Japanese and English to operate effectively with Japan-based stakeholders and the global GDC OIS organization.

What we are looking for

Key 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 (global infrastructure development), 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.

Knowledge Attributes:

• 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.

Academic Qualifications and Certifications:

• 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.

Required Experience:

• 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.

Work Conditions & Other Requirements

• Position is intended to be based in Japan, with regular engagement with Japan-based data center operations and business stakeholders.
• Hybrid work arrangement with flexibility for remote work where business requirements permit.
• Must be comfortable supporting global operations across APAC, India, EMEA, and Americas time zones.
• Domestic and international travel may be required up to 25%.
• Must be legally authorized to work in Japan, as applicable to local hiring requirements.
• Experience working within multinational, cross-cultural, and geographically distributed organizations is highly desirable

Who we are

As the third largest data center provider, we operate over 150 data centers in more than 20 countries and regions. We understand that every business - large and small - has its own unique needs and goals. 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.