Server & Linux Administrator

Application Server & Linux Administrator Ares of responsibility:

• Responsible for administration and support of AIX and Linux servers with integrated storage systems, ensuring high availability, security, compliance, performance, optimization and uninterrupted business operations.
• Support and administer Red Hat Open Shift clusters including node management, health monitoring and troubleshooting.
• Administer, configure, and maintain UNIX (IBM AIX) and Linux (RHEL) operating systems to ensure high availability, performance and security.
• Perform installation, upgrades, patching and troubleshooting of Unix environment servers.
• Monitor system health, capacity and performance; proactively resolve issues to minimize downtime.
• Implement and manage user access controls, authentication and system hardening in line with security standards.
• Implement and manage log management and automation scripts to improve operational efficiency.
• Ensure compliance with security, audit and regulatory standards (e.g., PCI-DSS, internal and IT Policies).
• Support storage administration including LUN provisioning, disk mapping for file system creation and capacity expansions including migration activities.
• Act as a Technical SPOC (Single Point of Contact) for new project implementation and coordinate with cross‑functional teams (application, network, storage, security, vendors).