IT Infrastructure Security Manager

NTT DATA, Inc.; Kuala Lumpur; On-site; MYR 180,000 - 300,000; Full time

Job summary

NTT DATA, Inc. is seeking an IT Infrastructure Security Manager in Kuala Lumpur to lead security for on‑prem, cloud, and hybrid environments. You will maintain PCI DSS 4.0 compliance, oversee risk governance, and drive security improvements across IT infrastructure.

This is an experienced, hands‑on leadership role with cross‑functional collaboration. The ideal candidate has 7+ years of IT security experience, CISSP/CISM/CISA/CCSP or equivalent, and strong knowledge of firewalls, vulnerability

Qualifications

• Bachelor’s degree in Information Security or related field.
• 7+ years of IT security experience, with at least 4 years in infrastructure security in financial services.
• Professional cybersecurity certifications such as CISSP, CISM, CISA, or CCSP preferred.
• Strong knowledge of firewall technologies, vulnerability management, and DLP tools.
• Experience with PCI DSS 4.0 compliance and other financial regulatory requirements.

Responsibilities

• Establish, maintain, and review SOPs for BAU infrastructure security management.
• Ensure security policies and standards across on‑prem, cloud, and hybrid platforms.
• Maintain PCI DSS 4.0 compliance readiness and ongoing governance.
• Perform firewall rule reviews and coordinate remediation of findings.
• Oversee NVA, wireless pen tests, and CTI dissemination to IT custodians.
• Coordinate cyber insurance reviews and provide security documentation.
• Prepare monthly infrastructure security KPI reports for management.

Skills

Firewalls

Vulnerability mgmt

DLP tools

PCI DSS 4.0

Threat intel

IT risk mgmt

Security governance

Security policies

CISSP

CISM

CISA

CCSP

Education

Bachelor's degree in Information Security or related field

Job description

We are currently seeking a IT Infrastructure Security Manager to join our team in Kuala Lumpur, Wilayah Persekutuan Kuala Lumpur (MY-14), Malaysia (MY).

Infrastructure Security Manager

About the Job

The Manager, Infrastructure Security will be responsible for ensuring the security, compliance, and resilience of the organisation's IT infrastructure. This role is an individual contributor position that requires hands-on technical expertise in infrastructure security management, compliance frameworks (including PCI DSS 4.0), and operational security processes. The individual will work closely with IT custodians, risk management, and internal stakeholders to maintain a strong security posture.

• Establish, maintain, and periodically review standard operating procedures (SOPs) for business-as-usual (BAU) infrastructure security management.
• Ensure security policies and standards are consistently implemented across on-premises, cloud, and hybrid platforms.
• Establish and maintain processes aligned with PCI DSS 4.0 requirements to support ongoing compliance readiness.
• Maintain and continuously improve processes and documentation related to infrastructure security.
• Perform firewall rule reviews on a periodic basis, ensuring compliance with security policies and risk tolerance.
• Monitor, track, and follow up on remediation of security findings from internal network vulnerability assessments (NVA).
• Manage Data Loss Prevention (DLP) exception requests and ensure proper governance and approval workflows.
• Oversee the execution of internal NVA and wireless penetration tests, including triage and remediation coordination.
• Ensure timely dissemination of Cyber Threat Intelligence (CTI) to IT custodians for risk assessment and action.
• Coordinate and support cyber insurance review and renewal processes, providing relevant security documentation and updates.
• Prepare, track, and manage monthly infrastructure security KPI reports for management and stakeholders.

We are looking for people who

• Bachelor's degree in Information Security, Computer Science, or related field.
• 7+ years of IT security experience, with at least 4 years in infrastructure security management within financial industries.
• Professional cybersecurity certifications such as CISSP, CISM, CISA, or CCSP are preferred.
• Strong knowledge of firewall technologies, vulnerability management, and DLP tools.
• Experience with PCI DSS 4.0 compliance and other financial industry regulatory requirements.
• Familiarity with threat intelligence, cyber insurance, and IT risk management practices.

About NTT DATA

NTT DATA is a $30 billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world's leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services. our consulting and Industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners.NTT DATA is a part of NTT Group, which invests over $3 billion each year in R&D.

Whenever possible, we hire locally to NTT DATA offices or client sites. This ensures we can provide timely and effective support tailored to each client’s needs. While many positions offer remote or hybrid work options, these arrangements are subject to change based on client requirements. For employees near an NTT DATA office or client site, in-office attendance may be required for meetings or events, depending on business needs. At NTT DATA, we are committed to staying flexible and meeting the evolving needs of both our clients and employees.

NTT DATA endeavors to make https://us.nttdata.com accessible to any and all users. If you would like to contact us regarding the accessibility of our website or need assistance completing the application process, please contact us at https://us.nttdata.com/en/contact-us . This contact information is for accommodation requests only and cannot be used to inquire about the status of applications. NTT DATA is an equal opportunity employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status. For our EEO Policy Statement, please click here . If you'd like more information on your EEO rights under the law, please click here . For Pay Transparency information, please click here .

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