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Linux System Engineer

GalentPlano, TX🇺🇸United StatesPosted Oct 22, 2026

Quick Overview

Seniority
Mid Senior
Work mode
Hybrid
Location
Plano, TX, United States
Posted
18 hours ago
OracleShellEncryptionLoad BalancingTCP/IPAnsibleBashDNSHTTPHTTPSLDAPAzureLinuxAzure DevOps

Job Description

Job Title: Linux System Engineer
Location: Plano, TX (Hybrid)
Job Summary
  • Lead the administration, monitoring, and performance tuning of Oracle Linux environments with a focus on platform architecture, automation, reliability engineering, and operational excellence.
  • Drive infrastructure scalability, availability, and performance across large-scale enterprise environments.
Key Responsibilities
  • Lead administration, monitoring, and performance tuning of Oracle Enterprise Linux (OEL) environments.
  • Design, build, and manage the lifecycle of Linux servers, storage, virtualization, and supporting infrastructure.
  • Manage high-availability (HA), clustering, and load-balanced environments to ensure maximum uptime.
  • Drive capacity planning, performance optimization, and scalability initiatives.
  • Define and implement Site Reliability Engineering (SRE) practices, including SLIs, SLOs, and error budgets.
  • Lead infrastructure automation initiatives using Azure DevOps and Ansible.
  • Build and maintain self-healing systems to improve resilience and reduce manual intervention.
  • Automate system installation, configuration management, and deployment pipelines.
  • Install, configure, and maintain Oracle Enterprise Linux operating systems and related software stacks.
  • Manage Logical Volume Manager (LVM) configurations, volume groups, and filesystem expansion.
  • Administer distributed file systems, NFS servers/clients, and automount services.
  • Maintain network services including DNS, NTP, LDAP/Kerberos, SMTP, and OpenSSH.
  • Troubleshoot network protocols including TCP/IP, HTTP, HTTPS, and RPC.
  • Implement and enhance monitoring and observability solutions for proactive issue detection.
  • Lead incident response activities, root cause analysis (RCA), and postmortem reviews.
  • Drive continuous improvement initiatives by addressing recurring and systemic issues.
  • Ensure systems are secure, hardened, and compliant with enterprise security standards.
  • Manage patching, vulnerability remediation, and operating system upgrades.
  • Collaborate with security teams to implement access control, auditing, and encryption best practices.
  • Provide technical leadership and mentorship to SRE and infrastructure teams.
  • Partner with application, DevOps, and platform teams to improve reliability and deployment processes.
  • Define and enforce operational standards, runbooks, and best practices.
  • Lead cross-functional initiatives to improve platform stability and operational efficiency.
  • Maintain architecture, operational, and process documentation.
  • Ensure adherence to change management and incident governance frameworks.
  • Standardize operational workflows across environments.
  • Develop and maintain Bash/Shell scripts for automation and troubleshooting.
Required Skills
  • Azure DevOps
  • Bash/Shell Scripting
  • Oracle Linux Administration
  • Platform Architecture & Implementation
  • Ansible
  • Site Reliability Engineering (SRE)
  • High Availability (HA) and Clustering
  • Load Balancing
  • Infrastructure Automation
  • Monitoring and Observability
  • LVM Administration
  • NFS Administration
  • DNS, NTP, LDAP/Kerberos, SMTP, and OpenSSH
  • TCP/IP, HTTP, HTTPS, and RPC
  • Security Hardening and Vulnerability Management
Qualifications
  • Experience administering and optimizing Oracle Enterprise Linux environments.
  • Strong expertise in infrastructure automation using Azure DevOps and Ansible.
  • Experience implementing and supporting high-availability, clustering, and load-balancing solutions.
  • Strong scripting skills using Bash/Shell.
  • Experience with monitoring, observability, incident management, and root cause analysis.
  • Knowledge of security hardening, patch management, and compliance practices.
  • Ability to collaborate across infrastructure, platform, DevOps, application, and security teams.
  • Experience leading platform architecture and implementation initiatives.
  • Strong documentation, operational governance, and mentoring capabilities.
We are an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, sexual orientation, or gender identity), national origin, citizenship status, age, disability, genetic information, protected veteran status, or any other characteristic protected by applicable law.
_RighttoWorkPoster.pdf

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