Senior PKI & Security Automation Engineer

THAKRAL ONE PTE LTD; Singapore; On-site; SGD 140,000 - 200,000; Full time

Job summary

THAKRAL ONE PTE LTD is seeking a seasoned Public Key Infrastructure Specialist to design, implement, and support the organisation’s PKI environment. You will manage certificate lifecycles, CA administration, cryptographic compliance, and automation of certificate operations across enterprise applications and security platforms.

You will collaborate with security, IT operations, and vendor teams to ensure TLS 1.2/1.3 readiness, PKI governance, and integration with monitoring, ITSM, and

Qualifications

• Over 10 years in PKI, cybersecurity or infrastructure security.
• Experience in banking or financial services environments.
• Proven experience with certificate lifecycle management platforms and automation.

Responsibilities

• Design, implement, administer and support PKI environment.

Skills

PKI expertise

X.509 certificates

TLS/SSL

CAs/CRLs

HSMs

Windows

Linux

Scripting

PowerShell

Python

Tools

Microsoft ADCS

DigiCert

Entrust

Keyfactor

Venafi

AppViewX

Job description

THAKRAL ONE PTE LTD is seeking a seasoned Public Key Infrastructure Specialist to design, implement, and support the organisation’s PKI environment. You will manage certificate lifecycles, CA administration, cryptographic compliance, and automation of certificate operations across enterprise applications and security platforms.

You will collaborate with security, IT operations, and vendor teams to ensure TLS 1.2/1.3 readiness, PKI governance, and integration with monitoring, ITSM, and