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NTT DATA Logo NTT DATA · IT - Administration

Infrastructure Security Lead

Malaysia, Kuala Lumpur · Job Posted April 16, 2026
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Job Description

The Infrastructure Security Lead will ensure the security, compliance, and resilience of the organization’s IT infrastructure. This role requires hands-on expertise in infrastructure security management and compliance frameworks, particularly PCI DSS 4.0. The ideal candidate will have over 7 years of IT security experience, with a strong focus on infrastructure security within financial industries. Professional certifications such as CISSP, CISM, CISA, or CCSP are preferred. Responsibilities include maintaining security policies, performing vulnerability assessments, and managing Data Loss Prevention requests.

Job Responsibility

  • 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

Requirements

  • 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 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
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