Systems Administrator (Westlake)

We are seeking a Systems Administrator with hands-on experience in Cisco routing and switching , VMware infrastructure , firewall management , and Microsoft Windows domain environments . This position is ideal for a highly motivated IT professional who thrives in a dynamic environment and takes pride in maintaining secure, stable, and high-performing network and server systems.

Key Responsibilities

• Administer and maintain Windows Server environments, including Active Directory , Group Policy , DNS , and DHCP .
• Manage and monitor VMware vSphere infrastructure, including ESXi hosts, virtual machines, and storage.
• Configure, support, and troubleshoot Cisco routers, switches , and other network devices.
• Administer, optimize and troubleshoot firewalls to ensure secure perimeter and internal segmentation.
• Monitor system performance and ensure reliability, availability, and security across all core systems.
• Implement and maintain backup, disaster recovery, and system redundancy solutions.
• Collaborate with internal teams to design and deploy infrastructure projects and upgrades.
• Maintain documentation of systems, procedures, and configurations.

Qualifications

Preferred Certifications (not required)