Security PKI Expert - Contract - Melbourne

Urgent requirement of Security PKI Expert - Contract - Melbourne Requirements Key Responsibilities Manage and support enterprise PKI infrastructure. Manage the complete certificate lifecycle, including issuance, renewal, deployment and revocation. Support Root CA and Subordinate CA environments. Manage and troubleshoot X.509 certificates, SSL/TLS and certificate chains. Support Microsoft ADCS and enterprise Certificate Authorities. Work with HSM (Hardware Security Modules) for secure key management. Manage certificate lifecycle using tools such as Venafi, AppViewX or other CLM tools. Troubleshoot certificate and PKI-related incidents. Support PKI integration with applications, IAM, cloud and enterprise systems. Monitor certificate expiry and ensure timely renewal. Create and maintain technical documentation, SOPs and operational procedures. Provide L2/L3 support and perform root-cause analysis. Automate PKI activities using PowerShell, Python or Bash where required. Required Skills Strong knowledge of PKI and Cryptography. Good understanding of X.509 certificates. Experience with Certificate Lifecycle Management (CLM). Hands-on experience with Microsoft ADCS. Knowledge of Root CA, Sub CA, CRL and OCSP. Knowledge of SSL/TLS. Experience with HSM is preferred. Experience with Venafi / AppViewX / Keyfactor is preferred. Basic scripting knowledge in PowerShell, Python or Bash. Good troubleshooting and problem-solving skills. Good communication and customer-facing skills. Qualification Bachelor's degree in Computer Science, Information Technology, Cyber Security or a related field. 5+ years of experience in PKI / Cyber Security / Certificate Management. Duration: 06 Months and possible extension Eligibility: Australian/NZ Citizens/PR Holders only Email: jobs@hasthasolutions.com