PKI Administrator

For our business partner, one of the leading integrators of IT and physical security solutions for national and European critical infrastructure, we are seeking a PKI Administrator to join their team at their Bucharest office (on-site role).

In this role, you will be responsible for the administration, operation, and maintenance of the Public Key Infrastructure (PKI) and its associated components (Certificate Authority, Registration Authority, HSMs, cryptographic modules, etc.), ensuring seamless integration of PKI systems within the broader IT infrastructure and processes.

If you're passionate about cybersecurity, thrive in high-stakes environments, and want to contribute to protecting critical infrastructure at the national and European levels, this is your chance to make an impact.

Apply now and be part of a team that protects what truly matters.

Key Responsibilities

• Administer and maintain the PKI infrastructure (CA, RA, OCSP, CRL, TSA, HSM).
• Manage the lifecycle of digital certificates (issuance, renewal, revocation).
• Configure and monitor security policies related to digital certificates and cryptographic modules.
• Implement and maintain audit, logging, and monitoring procedures for PKI systems.
• Collaborate with IT security teams to integrate PKI services into internal applications and systems.
• Contribute to the development and update of Certification Policies (CP) and Certification Practice Statements (CPS).
• Administer cryptographic hardware devices (HSMs), including key and token management.
• Investigate security incidents related to certification and authentication.
• Draft technical documentation and user guides for PKI systems.
• Ensure compliance with applicable regulations (eIDAS, ETSI, ISO 27001, national legislation on electronic signatures).
• Participate in projects focused on security infrastructure development and digital transformation.

Requirements

• Education: Technical university degree (e.g., Automation and Computers, Systems Engineering, etc.).
• Minimum 2–3 years of experience in PKI system administration.
• Familiarity with cryptographic technologies (RSA, ECC, X.509, SHA, etc.).
• Experience with HSMs (e.g., Thales, SafeNet, Utimaco).
• Proficiency with Windows Server / Linux platforms and Active Directory Certificate Services (ADCS).
• Knowledge of IT/PKI best practices and compliance standards – ISO 27001, eIDAS, ETSI, Common Criteria.
• Critical and analytical thinking.
• Excellent verbal and written communication skills.
• Ability to remain calm in critical situations.
• Solution-oriented mindset focused on achieving results.
• Strong organizational skills and ability to manage multiple deadlines.
• Team player.
• Integrity and accountability.