Arga Dhahana P.

Arga is a DevOps Team Lead with strong expertise in cryptography, Public Key Infrastructure (PKI), and secure system design. His career spans from building national-scale digital signature services to leading modern DevOps practices for scalable and reliable infrastructure. He excels at bridging deep technical foundations—such as hardware virtualization, HSM integration (Entrust, Utimaco), and PKI systems (EJBCA, Boulder, SignServer, OpenSSL)—with modern cloud, containerization, and automation technologies. Arga specializes in cloud platforms (OpenStack, AWS, GCP, XCP) and hypervisors (Xen, KVM, VMware), with hands-on experience across the full infrastructure stack—from servers, storage, and networking appliances to application servers (NGINX, Apache, JBoss, WildFly) and databases (MariaDB, MySQL). As a DevOps leader, Arga focuses on Kubernetes operations using Juju, Kubespray, and Tanzu Kubernetes Grid, GitOps with Argo CD, Infrastructure as Code using Ansible and Terraform, CI/CD pipelines with GitLab and GitHub, API management with WSO2 API Manager, identity and access management with Keycloak, and cloud-native observability using the Elastic Stack. With strong scripting skills in Bash, Python, and YAML, he drives automation, efficiency, and resilience across complex enterprise environments. In addition, Arga has hands-on experience as an Incident Response Analyst within a CSIRT environment, where he contributes to security incident investigation, log analysis, threat detection, and post-incident remediation—strengthening organizational security posture and operational resilience. His passion lies in combining security, scalability, and automation to deliver reliable digital trust services while empowering organizations through modern infrastructure solutions.