PKI & IT Security Engineer

THAKRAL ONE PTE. LTD.; Singapore; On-site; SGD 140,000 - 210,000; Full time

Job summary

THAKRAL ONE PTE. LTD. seeks an experienced PKI & IT Security Specialist to lead design, governance, and operational management of the organization's PKI and cryptographic security services.

You will safeguard digital assets, manage identity, encryption standards, and certificate lifecycles across enterprise environments. You will work with Security Operations, Infrastructure, Cloud, Development, Risk and Compliance teams to enhance cyber resilience, support regulatory requirements, and drive

Qualifications

• 10+ years of experience in PKI, Cybersecurity, or information security.
• Experience with enterprise PKI in regulated industries (Banking/FS/Insurance/FinTech).
• Hands-on PKI certificate lifecycle management experience.
• Experience integrating security across complex enterprise environments.

Responsibilities

• Design and implement PKI and cryptographic security services.
• Governance of certificate lifecycle and crypto policies.
• Collaborate with Security Operations, Infrastructure, Cloud, Risk and Compliance teams.
• Drive security initiatives including Zero Trust and PQC readiness.

Skills

PKI

Cybersecurity

Information Security

Infrastructure Security

Certificate Lifecycle Management

Tools

CLM platform

Job description

We are seeking an experienced Public Key Infrastructure (PKI) & IT Security Specialist to lead the design, implementation, governance, and operational management of the organization's PKI and cryptographic security services. This role plays a critical part in safeguarding the organization's digital assets by ensuring secure identity management, encryption standards, certificate lifecycle governance, and cybersecurity compliance across enterprise environments.

The successful candidate will work closely with Security Operations, Infrastructure, Cloud, Application Development, Risk, and Compliance teams to strengthen the organization's cyber resilience, support regulatory requirements, and drive modern security initiatives including Zero Trust, Post-Quantum Cryptography (PQC) readiness, and cloud security adoption.

Experience

• Minimum 10+ years of experience in PKI, Cybersecurity, Information Security, Infrastructure Security, or related technology domains.
• Proven experience managing enterprise PKI environments within highly regulated industries such as Banking, Financial Services, Insurance, or FinTech.
• Hands-on experience implementing and supporting certificate lifecycle management (CLM) platforms.
• Experience working within complex enterprise environments supporting critical business applications and security services.