• Provides daily oversight and guidance in managing operational matters and mentoring entry level engineers in all aspects of networking.
• Responsible for the critical review of, and providing recommendations on, networks or network service design, maintenance, and implementation, including operational considerations based on customer requirements, operational experience and technical knowledge.
• Responsible for the architectural design, deployment and documentation of new network requirements and changes to current network configurations.
• Oversee a major network architecture upgrade to include white-paper design, deployment, and configuration of devices.
• Provide fault analysis, isolation and correction, configuration, and upgrades of network devices to include Cisco Routers, Firewalls, and Switches.
• Provide support for customer networks involving cross-domain solutions, including VPNs, one-way data transfers, unclassified mission related infrastructures, and Taclane 175 encryption devices.Specific configurations include routing using MPLS/VPLS, OSPF, EIGRP at the Core and Distribution devices and switching at the Access devices.
• Experience in reverse engineering systems to detail the required system specifications, external interfaces and environmental requirements.
• Build systems and networks that would support the system and integrate it into the customer infrastructure.
• Provides recommendations and critical reviews of network or network service design, maintenance, and implementation, including operational considerations based on customer requirements, operational experience, and technical knowledge.
• Configure and troubleshoot Cisco catalyst switches (Spanning Tree, Port Security, VTP,Ether channels, VLANs)
• Configure and troubleshoot Cisco ASR routers (including HSRP, OSPF, BGP, route-map)
• Configure/Troubleshoot Cisco ASA firewalls
• Configuring and troubleshooting BIND, DHCP, and DNS servers
• Configure and troubleshoot HTTP / SSL / TLS based issues
• Troubleshoot ACL/NAT issue on ASAs
• Create router/switches templates for network standardization
• Monitors system performance and implements performance tuning
• Use of Linux network troubleshooting tools to solve complex network issues (tcpdump, ssldump, curl, wget, mtr, tcp traceroute, nmap, openssl, tshark)
• Develop bash and/or python scripts, utilities and tools used for network troubleshooting
• Troubleshoot various DNS, SMTP, IP routing, latency, and connectivity issues
• Implement TCP/IP & related services-DHCP/DNS
• Install/Upgrade Cisco Switches and Firewalls (ASA) IOS using TFTP
• Implement SSH/RADIUS authentication on Cisco Hardware
• Troubleshoot network problems using Protocol Analyzers
• Maintain all LAN/WAN connectivity
• Document network problems and resolution for future reference using Vizio
• Oversee software and network security
• Tier 3, On-call/after-hours support
Required:
CISCO - Routers / Switches
ASA Firewalls
