Configure and install various network devices and services (e.g., routers, switches, firewalls, load balancers, VPN, QoS)
Perform network maintenance and system upgrades including service packs, patches, hot fixes and security configurations
Monitor performance and ensure system availability and reliability
Monitor system resource utilization, trending, and capacity planning
Provide Level-2/3 support and troubleshooting to resolve issues
Work within established configuration and change management policies to ensure awareness, approval and success of changes made to the network infrastructure
Select and implement security tools, policies, and procedures in conjunction with the company’s security team
Liaise with vendors and other IT personnel for problem resolution