Senior Linux Administrator

Job Summary:

Responsible for administration, support, monitoring, automation and lifecycle management of HBZ virtualization and Linux platforms, including VMware vSphere, OpenShift Virtualization, Red Hat Enterprise Linux, Red Hat Satellite, Ansible Automation Platform and Zabbix. The role supports current VMware operations while contributing to the strategic transition towards OpenShift Virtualization

Key Responsibilities:

Virtualization Platforms

• Administer VMware vSphere, ESXi and vCenter environments.
• Manage clusters, HA, DRS, vMotion, storage and virtualization operations.
• Administer OpenShift Virtualization environments and VM lifecycle management.
• Support migration initiatives from VMware to OpenShift Virtualization.

Linux Administration

• Administer RHEL servers and supporting platform services.
• Manage Satellite, IdM, patching, hardening and lifecycle management.
• Support backup, recovery and disaster recovery requirements.

Automation & Engineering

• Develop automation using Ansible Automation Platform.
• Automate provisioning, configuration management and operational activities.

Monitoring & Operations

• Administer and optimize Zabbix monitoring.
• Develop templates, dashboards, triggers and alerting.
• Participate in Incident, Problem, Change and Release Management.

Security & Compliance

• Perform hardening and vulnerability remediation.
• Support audits and regulatory compliance requirements.

Required Experience:

• Minimum 7 years enterprise infrastructure experience.
• Experience with VMware vSphere administration.
• Experience with Linux administration in enterprise environments.
• Experience with OpenShift Virtualization is highly desirable.
• Experience with Ansible, Satellite and Zabbix.

Preferred Certifications:

• RHCSA – Red Hat Certified System Administrator
• RHCE – Red Hat Certified Engineer
• RHCA – Red Hat Certified Architect
• Red Hat Certified Specialist in OpenShift Virtualization
• Red Hat Certified Specialist in Ansible Automation
• VMware Certified Professional (VCP-DCV)

Special Requirement:

• Candidates should be capable of operating both VMware and OpenShift Virtualization platforms during the organization’s transition period and contribute to migration and modernization initiatives.