Public Key Infrastructure Specialist

Location: Singapore

As a Public Key Infrastructure Specialist, you will design, implement, administer, and support the organisation’s PKI environment. You will be responsible for certificate lifecycle management, CA administration, cryptographic compliance, automation of certificate operations, and integration with enterprise applications and security platforms.

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We’d Love to Hear From You If...

Experience

• You have 10+ years of PKI, cybersecurity, or infrastructure security experience.
• You have experience in banking or financial services environments.
• You have supported certificate lifecycle management (CLM) platforms and automation solutions.

Technical Expertise

• You have strong understanding of PKI, X.509 Certificates, CAs, CRLs, TLS/SSL, and OCSP.
• You have experience with Microsoft ADCS, DigiCert, Entrust, Keyfactor, Venafi, AppViewX, or similar PKI platforms.
• You know cryptographic technologies including RSA, ECC, AES‑256, SHA‑2/SHA‑3, TLS 1.2/1.3.
• You have hands‑on experience with Windows and Linux platforms.
• You are proficient in scripting (PowerShell, Python, Shell).
• You understand HSMs, RBAC, audit controls, and compliance requirements.
• You have experience integrating PKI with enterprise applications, middleware, and databases.

Ways of Working

• You demonstrate strong problem‑solving and troubleshooting skills.
• You collaborate effectively with application, infrastructure, and cybersecurity teams.
• You maintain rigorous documentation and governance practices.
• You proactively support modernisation and security readiness initiatives.

Preferred Qualifications

• You hold certifications such as CISSP, CISM, Security+, or PKI‑related credentials.
• You have Infosec or PKI specialisation certifications (advantage).

Philippines

Realise your potential at Thakral One.

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