Linux and Middleware Administrator - Express Scripts Canada
Core
Manage Linux and Middleware system lifecycle, security, and infrastructure for health benefits management operations.
Role type
Senior Linux and Middleware Administrator
Builds
Production Linux environments (RHEL, OpenShift) and virtualized infrastructure for health benefits systems
Domain
Health Benefits Management / Enterprise Infrastructure
Deliverable
production ML models | infrastructure
Required skills
RedHat Linux administration, VMware virtualization, OpenShift cluster management, Ansible automation, VEEAM backup, system security hardening, capacity planning
Preferred skills
Python scripting, RedHat Satellite/IdM, disaster recovery testing
Technologies
RHEL, OpenShift, VMware vSphere, VEEAM, Ansible, Python
Responsibilities
Perform Linux system lifecycle management including upgrades and disaster recovery tests; Install and maintain Linux servers in physical and virtual environments; Implement and maintain Linux system security including patching and hardening; Automate routine administrative tasks using Ansible or Python; Monitor system performance and troubleshoot infrastructure issues; Manage and support VEEAM backup system for Linux servers and Oracle databases
Seniority
Mid-Senior, hands-on IC
