Linux System Engineer....Only Full Time

Position: Linux System Engineer

Location: Plano – Texas – 3 days

Duration: Full Time

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 large-scale 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 load-balanced 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 self-healing 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 servers/clients, and automount configurations.
• Maintain network services such as DNS, NTP, LDAP/Kerberos, SMTP, and OpenSSH.
• Troubleshoot and support network protocols, including TCP/IP, HTTP, HTTPS, and RPC.
• Implement and enhance monitoring 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 cross-functional 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 Bash/Shell 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 Bash/Shell 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 cross-functional 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.

Skills : Azure & DevOps, Bash/Shell scripting, Oracle Linux Administration, Platform Architecture & Implementation & Red hat Linux & Oracle