Senior System Administrator

Key Responsibilities

• System Administration:
• Manage and maintain servers, storage, and virtualization platforms (VMware vSphere, ESXi).
• Perform system upgrades, patches, and backups to ensure optimal performance and security.
• Troubleshoot and resolve complex system issues, including bare metal servers (HP ProLiant Series).
• Firewall and Network Management:
• Configure, manage, and monitor firewalls (Fortinet and Sonicwall).
• Implement and maintain network security policies, VPNs, and intrusion detection/prevention systems.
• Optimize network performance and ensure high availability.
• Virtualization and Cloud:
• Administer VMware environments, including vCenter, vMotion, and HA configurations.
• Support hybrid cloud environments and integrate on-premise systems with cloud platforms.
• Bare Metal Server Management:
• Troubleshoot and resolve hardware issues on HP ProLiant Series servers.
• Perform firmware updates, RAID configurations, and hardware replacements.
• Ensure optimal performance and reliability of bare metal servers.
• Security and Compliance:
• Ensure systems comply with security standards (e.g., ISO 27001, GDPR).
• Conduct regular security audits and vulnerability assessments.
• Implement disaster recovery and business continuity plans.
• Collaboration and Support:
• Work closely with cross-functional teams to support infrastructure needs.
• Provide mentorship and guidance to junior team members.
• Document processes, configurations, and troubleshooting steps.