Core Responsibilities & Technical Requirements : - Build and upgrade RHEL systems.- Perform advanced Linux troubleshooting using CLI tools and system logs.- Design, implement, and maintain Infrastructure as Code (IaC) solutions.- Develop and troubleshoot Ansible playbooks and Puppet modules.- Write automation scripts using Bash and Python.- Build Python-based automation for APIs, system integrations, and operational workflows.- Configure and manage Apache Web Server in production environments.- Support PHP and HTML applications including debugging and performance tuning.- Administer and optimize MySQL databases (performance tuning, indexing, query analysis, backups).- Manage Red Hat Satellite and Capsules in load-balanced enterprise environments.- Perform OS patching, security hardening, and vulnerability remediation.- Implement and enforce security best practices across Linux systems.- Manage LVM configurations, disk provisioning, and SAN-attached storage.- Configure and troubleshoot network bonding and storage connectivity.- Diagnose and resolve performance issues across application, OS, and infrastructure layers.- Monitor systems using tools such as nmon, sar, Grafana,



or similar monitoring platforms.- Support CI/CD processes and deployment automation pipelines.- Work with Rundeck or similar orchestration tools (preferred).- Support VMware-based virtualized environments.- Work within OCI and GCP cloud environments to manage Linux workloads.- Troubleshoot networking issues involving TCP/IP, DNS, DHCP, routing, and firewalls.- Participate in production incident response and root cause analysis.- Collaborate with development teams to improve deployment reliability and automation.- Maintain documentation for system architecture, automation workflows, and operational procedures.- Administer and support enterprise Linux environments (RHEL, Oracle Linux, CentOS).Experience & Skills : - 5+ years of hands-on Linux systems administration experience in enterprise environments.- 3+ years of automation experience using Ansible and/or Puppet.- Strong scripting skills (Bash required, Python highly preferred).- Experience supporting production web and database environments.- Solid understanding of DevOps principles and continuous improvement practices.- Experience working with distributed teams across time zones.- Strong analytical and problem-solving skills.- Explicit and professional communication skills.- Ability to work independently and take ownership of deliverables. (ref:hirist.tech)

📌 Sun Technologies - Senior Linux Engineer - RHEL System (Bengaluru)
🏢 Sun Technology Integrators Private
📍 Bengaluru