Sr Network Engineer

Requirements- • Looking for someone with 12 years of experience (especially in Cisco) • 12 years of experience in networking, 95% Cisco environment • CCNP Enterprise • Cisco Certified Network Professional or Higher certification is a must. ESSENTIAL JOB FUNCTIONS • Maintain a thorough understanding of the basics behind the Internet and its workings (DNS, Security, IP Routing, HTTP, VPN, Email Routing, SPAM, etc.); • Configure and setup Cisco Firewalls, VPN Concentrators and Security appliances for access to vital business applications; • Design, setup and configure complex switching environments; • Design, setup and configure complex wireless networking that supports open or secured access and the ability to support voice and video applications; • Maintain a thorough understanding of Local Area Networking; • Assist in the design of multi-server environments including IP address schemes, DNS, WINS, Ether-Channel (Bonding), etc.; • Configuring and installing client and server network software for upgrading and maintaining network and telecommunication systems; • Maintaining multi-site network operations and software applications, operating systems and regular maintenance with both private and public facilities; • Managing assigned projects and program components to deliver services in accordance with established objectives; • Responding to inquiries from staff, administrators, service providers, site personnel and outside vendors and etc. to provide technical assistance and support; Supervising the administration of systems • and servers related network to ensure availability of services to authorized users; • Troubleshooting malfunctions of network hardware and software applications, telephones and security systems to resolve operational issues and restore services; • Responsible for the planning, design and engineering of the enterprise network; monitors network performance and capacity; • Implements new systems; researches, plans, installs network solutions based upon COTA's overall direction; • Manages Internet accessibility and CISCO based network infrastructure; • Installs, configures and utilizes network performance monitoring tools for proactive response to issues and anomalies; • Responsible for researching, planning, implementing, and upgrading network security solutions; monitors network for intrusions and security breaches; • Configures, builds, maintains and troubleshoots network components and subsystems including but not limited to network core devices, routers, switches, firewalls and virtual switching devices; • Troubleshoots and supports user connectivity, equipment, LAN/WAN network issues; • Assists Information Technology team in maintaining COTA's phone system and designing enhancements to or replacement of the existing system;