Job Summary :

We are seeking a skilled and diligent PKI Engineer to build, implement, and maintain Public Key Infrastructure (PKI) systems across internal and external environments. The ideal candidate will have hands-on experience with Microsoft ADCS, certificate lifecycle management (Venafi), and integration with external PKI providers. This role is meaningful to ensuring secure authentication, encryption, and digital signing across enterprise systems.

Key Responsibilities :

- Build, deploy, and handle Internal CA hierarchy (Root CA, Subordinate CA) using Microsoft ADCS.

- Integrate and handle External PKI services (e.g., DigiCert) for public-facing applications and services.

- Implement and maintain certificate lifecycle management using platforms like Venafi

- Ensure compliance with security policies, certificate guidelines, and industry standards (e.g., NIST).

- Handle CRL and OCSP configurations, including load balancing and high availability.

- Supervise and fix PKI-related issues including certificate enrollment, revocation, and authentication failures.

- Collaborate with security, infrastructure, and application teams to support secure communications and identity assurance.

- Maintain documentation for PKI architecture, processes, and operational procedures.

- Support code signing, document signing, and device authentication use cases.

- Evaluate and implement post-quantum cryptography readiness strategies.

Required Skills & Qualifications :

- Bachelor's degree or equivalent experience in computer science, Information Security, or related field.

- Consistent record in PKI engineering or related security infrastructure roles.

- Validated understanding of Microsoft ADCS, including offline Root CA and online Subordinate CA setup.

- Experience with HSMs (Hardware Security Modules) for key protection.

- Familiarity with external PKI providers and certificate issuance processes.

- Understanding of X.509 certificate standards, TLS/SSL

- Experience with certificate automation tools (e.g., Venafi, ACME clients).

- Knowledge of Active Directory, LDAP, and Kerberos authentication.

- Awareness of quantum-safe cryptography and emerging PKI trends.

- Strong analytical and problem-solving skills.

- Excellent communication and documentation abilities.

Preferred Certifications :

- Microsoft Certified : Cybersecurity Architect / Identity and Access Administrator

- Certified Information Systems Security Professional (CISSP)

- Certified PKI Professional (CPKI)

- Venafi or Keyfactor platform certifications (if applicable)