Administer, configure, design and implement computer networks. Administrate LAN/WAN, monitor, analyze and resolve critical network incidents in global networks. Design network architecture to address local LAN/WAN network needs. Develop and administer network security measures, analyze network requirements, confer with network users, prepare technical documentation, implement network security solutions, perform data backups and disaster recovery procedures. Analyze capacity needs for network infrastructures. Configure, deploy, install, upgrade and monitor routers, switches and firewalls. Recommend changes to improve computer networks and systems, evaluate network to identify vulnerabilities, monitor and maintain network performance, optimize network systems, troubleshoot and resolve network issues, document network security policies and procedures, provide technical and network support to end users, etc.