PKI & Key Management Systems

Job Description

Role Overview We?re seeking a highly skilled professional with strong, practical expertise in PKI (Public Key Infrastructure) and Key Management Systems ? particularly in secure, connected, or automotive environments. The role involves technical delivery and guided knowledge transfer over a short, two-week engagement focused on applied implementation. Core Technical Skills ? Deep hands-on experience with PKI architecture ? CA/Sub-CA hierarchy, certificate lifecycle, CRL/OCSP configuration. ? Expertise with OpenSSL, EJBCA, SoftHSM, or OpenXPKI. ? Strong understanding of AWS KMS, CloudHSM, IAM, and encryption key rotation policies. ? Ability to integrate PKI workflows with cloud and IoT/automotive systems (mTLS, SecOC, ECU-to-cloud security). ? Working knowledge of Python automation using boto3, hashlib, and related libraries. ? Familiarity with TLS/mTLS, secure communication protocols, and Wireshark for message analysis. ? Awareness of ISO 21434, UNECE R155, or AUTOSAR Security Framework is a plus. What You?ll Do ? Design and validate practical PKI & KMS implementation exercises using open source and AWS toolchains. ? Deliver technical sessions and hands-on walkthroughs for engineers and practitioners. ? Provide technical guidance, troubleshooting, and live demonstrations of PKI KMS integrations. ? Collaborate on documentation, evaluation, and best practices. Ideal Profile ? Cloud Security / PKI Architect, Cybersecurity Consultant, or Automotive Security Engineer with 5?10 years of experience. ? Prior exposure to enterprise or automotive-grade key management preferred. ? Experience in mentoring, technical workshops, or internal enablement sessions a plus.