Application Programmer

USDC • Plano, TX

3d • Remote

About The Position

Genesis10 is seeking a Red Hat Linux Administrator for a Remote contract opportunity with a Global Financial Institution. This role involves supporting a large-scale (5000+ server) Hadoop ecosystem running on RHEL 8.x and 9.x. The ideal candidate will be responsible for large-scale patching, upgrades, and operational management. This position requires strong automation skills, hands-on troubleshooting expertise, and the ability to operate effectively in a high-availability enterprise environment.

Requirements

• 8+ years of hands-on experience in Linux system administration in enterprise environments
• Strong expertise in Red Hat Enterprise Linux (RHEL) 8.x / 9.x, OS patching, upgrades, and system hardening
• Proficiency in automation and scripting using Ansible, BladeLogic, and Bash / Shell scripting
• Experience managing large-scale environments (1000+ servers preferred)
• Strong experience with Linux builds and provisioning, filesystem management (LVM, XFS), performance monitoring, and tuning
• Experience working in remote / distributed team environments

Nice To Haves

• RHCE (Red Hat Certified Engineer) certification
• Experience with the Hadoop ecosystem (Cloudera / Hortonworks or similar) and enterprise system management tools
• Strong knowledge of TCP/IP networking and client-server architectures
• Familiarity with remote server management tools (iDRAC, IPMI, Redfish)

Responsibilities

• Perform OS lifecycle management, including software installations, kernel patching, system updates, OS upgrades, and library management
• Manage and maintain Linux file systems, ensuring performance, capacity, and integrity
• Execute and automate patching and vulnerability remediation using BladeLogic, Ansible, and Shell scripting
• Develop automation solutions to optimize repetitive operational tasks and improve efficiency
• Troubleshoot and resolve issues related to OS failures post-patching, system performance degradation, and filesystem inconsistencies
• Perform system failure analysis, recovery, and root cause analysis (RCA)
• Support hardware and software configuration management
• Provide production support and incident resolution in a large-scale distributed environment

Benefits

• Access to hundreds of clients, most who have been working with Genesis10 for 5-20+ years.
• The opportunity to have a career-home in Genesis10; many of our consultants have been working exclusively with Genesis10 for years.
• Access to an experienced, caring recruiting team (more than 7 years of experience, on average.)
• Behavioral Health Platform
• Medical, Dental, Vision
• Health Savings Account
• Voluntary Hospital Indemnity (Critical Illness & Accident)
• Voluntary Term Life Insurance
• 401K
• Sick Pay (for applicable states/municipalities)
• Commuter Benefits (Dallas, NYC, SF, and Illinois)

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: No Education Listed