Linux System Engineer

Job Summary

Lead the administration monitoring and performance tuning of Oracle Linux environments with a focus on platform architecture automation and reliability engineering

Job Description

Lead the administration monitoring and performance tuning of Oracle Enterprise Linux OEL environments in a largescale enterprise ecosystem Oversee the design build and lifecycle management of Linux servers including storage virtualization and associated infrastructure Manage high availability HA configurations clustering and loadbalanced environments to ensure minimal downtime Drive capacity planning performance optimization and system scalability initiatives Define and implement Site Reliability Engineering SRE principles including SLIs SLOs and error budgets Lead infrastructure automation initiatives using tools such as Ansible and Azure DevOps Build and maintain selfhealing systems to reduce manual intervention and improve system resilience Develop automation for system installation configuration and deployment pipelines Install configure and maintain Oracle Enterprise Linux operating systems and related software stacks Manage Logical Volume Manager LVM configurations including volume groups and filesystem expansion Administer distributed file systems NFS serversclients and automount configurations Maintain network services such as DNS NTP LDAPKerberos SMTP and OpenSSH Troubleshoot and support network protocols including TCPIP HTTP HTTPS and RPC Implement and enhance monitoring ing and observability frameworks for proactive issue detection Lead incident response root cause analysis RCA and postmortem reviews Drive continuous improvement by identifying systemic issues and implementing preventive solutions Ensure systems are secure hardened and compliant with enterprise security standards Manage patching vulnerability remediation and OS upgrades Partner with security teams to implement best practices for access control auditing and encryption Provide technical leadership and mentorship to SRE and infrastructure teams Collaborate with application DevOps and platform teams to improve system reliability and deployment processes Define and enforce operational standards runbooks and best practices Drive crossfunctional initiatives to enhance platform stability and efficiency Maintain comprehensive documentation for architecture processes and operational procedures Ensure adherence to change management and incident governance frameworks Standardize operational workflows across environments Utilize strong BashShell scripting skills for automation and troubleshooting

Roles and Responsibilities

Lead platform architecture and implementation efforts for Oracle Linux environments Administer and optimize Oracle Linux systems with a focus on reliability and performance Implement automation and configuration management using Azure DevOps and Ansible Develop and maintain scripts using BashShell to automate routine tasks and deployments Manage high availability setups clustering and load balancing to ensure system uptime Monitor system health and respond promptly to incidents performing root cause analysis Collaborate with crossfunctional teams to enhance system reliability and deployment pipelines Ensure compliance with security standards and participate in vulnerability management Mentor and guide junior engineers on best practices and operational procedures Document system architecture processes and incident reports to maintain knowledge base