Devops Engineer
Current• Managed Puppet roles and modules to configure over 150 on-premises and cloud servers, ensuring optimal performance and availability.• Collaborated with the global IT team to implement infrastructure changes through the IT Change Advisory Board (CAB) and validated deployments post-implementation.• Enhanced infrastructure security with HTTPS, iptables firewalls, MFA, SSH restrictions, and sudo optimization.• Reduced Oracle database licensing costs by 80% by centralizing testing in Jenkins CI environments, improving cost efficiency.• Led security patching for Oracle, RedHat, Java, Apache, and other third-party technologies, ensuring compliance with security standards.• Developed Jenkins CI/CD pipelines for critical applications, streamlining continuous integration and delivery.• Executed POCs and migrated source code between Bitbucket and GitHub, enhancing version control.Automated release management by integrating Git, JIRA, Jenkins CI, and internal web services using REST APIs.• Reduced Git repository sizes by 50%, enhanced security by removing sensitive data from source code repositories.• Automated secrets management, credential rotation, and PKI certificate creation for secure services.• Created Python, Perl, and Bash scripts to automate development, testing, and deployment processes.• Improved data integrity and security through database change and privilege management.• Administered JIRA workflows, automating rules to support Agile teams, and developed Java tools for reporting and task management.• Managed critical infrastructure services like KeyCloak, Jenkins, HA Proxy, SonarQube, and Kubernetes.Integrated Azure SSO via SAML for secure application access.• Conducted Linux training for new hires and analyzed logs with Dynatrace for system diagnostics and issue resolution.
