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Full Time Lead Engineer - PKI (Cyber Defence - Resilience) Jobs, in Synapxe - Maukerja

Lead Engineer - PKI (Cyber Defence - Resilience)

Synapxe

Singapore

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Working Location

  • Singapore

Job Description

Responsibilities

Position Overview

The PKI Team Lead is responsible for leading the design, operation, governance, and continuous improvement of the organization's Public Key Infrastructure (PKI) services. The incumbent will lead a team of PKI engineers, ensure compliance with security policies and industry standards, and drive modernization efforts including Certificate Lifecycle Management (CLM) and Post-Quantum Cryptography (PQC) readiness.

Role & Responsibilities

PKI Operations & Service Management

  • Lead enterprise PKI operations and maintain the availability, integrity, and security of CA, OCSP, and CRL services.
  • Oversee certificate operations, incident resolution, service requests, and operational documentation.


Certificate Lifecycle Management

  • Govern certificate inventory, ownership, issuance, renewal, revocation, and recovery.
  • Drive certificate automation, evaluate CLM solutions, and prepare for evolving TLS requirements.


PKI Infrastructure & Security

  • Provide technical leadership across PKI architecture, HSMs, private keys, trust hierarchies, and cryptographic services.
  • Lead upgrades, migrations, security reviews, and integration with enterprise and cloud platforms.


Governance, Risk & Compliance

  • Ensure alignment with organisational policies, regulatory requirements, and industry standards.
  • Maintain PKI controls and documentation while supporting audits, investigations, and risk assessments.


Project & Technology Leadership

  • Drive PKI modernisation, certificate discovery, cryptographic agility, and automation initiatives.
  • Assess emerging technologies such as post-quantum cryptography and develop the PKI roadmap.


Team Leadership & Stakeholder Management

  • Lead and develop PKI engineers while overseeing workload, performance, and capability development.
  • Review technical deliverables and provide guidance on complex PKI and cryptography matters.


Requirements

  • Degree in Computer Science, Information Security, Cyber Security, Engineering, or related discipline.
  • Minimum 8 years of IT experience with at least 5 years in PKI, certificate management, or cybersecurity operations.
  • Minimum 2 years in a leadership or supervisory role
  • Services (ADCS). X.509 certificates, TLS/SSL, PKCS, CRL, OCSP, and cryptographic protocols.
  • Hardware Security Modules (HSMs). Certificate Lifecycle Management platforms (e.g., Keyfactor, Venafi, DigiCert Trust Lifecycle Manager).
  • Enterprise PKI architecture and operations. Public, private, and hybrid cloud security architectures.
  • Security governance, risk, and compliance frameworks
  • CISSP, GCED, GISP, CISM, CSSP, Microsoft Security Certifications preferred


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