SUMMARY

• Over 13 years’ experience in LAN/WAN technologies, Routing/Switching protocols and Wireless Technologies including TCP/IP protocol suite and multi - protocol routing in Cisco environment.
• Excellent troubleshooting experience of intricate network and systems issues with RIPv1/v2, OSPF, EIGRP and BGP.
• Experience installing, configuring and troubleshooting Catalyst (2900, 3500, 3700 and 6500 Series),) Switches, and Routers (2800, 3600, 4400 Series) and Wireless AP’s (1260, 3600) using CLI and GUI.
• Knowledge of implementing and troubleshooting complex layer 2 technologies such as VLAN Trunks, VTP, Ether channel, STP, and RSTP. Implementation of HSRP, VRRP, GLBP for Default Gateway Redundancy.
• Familiar with IPv6, SNMP v3.
• Network security including NAT/PAT, ACL.
• Configuring ASA firewalls 5510 and 5505 ASA (5505) Firewall, ASA (5516-X) Firewall ASA (5525) Firewall, Fortinet 1500D.
• Working knowledge of network monitoring/management tools like Wireshark, Cisco Prime, Net Flow, PRTG, Solar Winds.
• Experience in diverse IT disciplines, including networking, technical support, programming, operating systems and system administration.
• Working Knowledge in preparing Technical Documentation and presentations using Microsoft VISIO/Office.
• Strong written and verbal communication skills, self-motivated, self-managed, result oriented, practical, always looking to learn and contribute.

TECHNICAL SKILLS

Cisco Routers: 2800, 3600, 4400, 3700,3800, 3900, 7600.2900

Cisco Switches: 2900, 2950,2960,3500, 3700, 5000, 6500, Nexus 7K, Nexus

Cisco Access Point: 1231G,26021I, 1142

Networking: TCP/IP, UDP, ARP,ICMP, LAN, WAN, DHCP, DNS, SNMP,TFTP

Other Protocols: HSRP, GLBP, VRRP, QoS, IPv4, IPv6, IP SLA

Security: ACL, NAT/PAT, ASA (5505) Firewall, ASA (5516-X)Firewall

Routing: EIGRP, OSPF, BGP

Switching: VLAN, VTP, STP/RSTP

PROFESSIONAL EXPERIENCE

Network Engineer

Confidential

Responsibilities:

• Strong Level Knowledge and skills necessary to configure Cisco ASA Firewall 5500x Series using ASDM Launcher software (ACL, NAT (Static, Dynamic) and VPN (Remote Access and Site-to-Site
• Leading project for transaction and refreshing Aviation Network Infrastructure from Cisco 4507R Core Switch to Cisco Nexus 7706 and adding 4500x Switches as Aggregation Layer. Configure L2/L3 VALNs and IP scheme, L3 Routing Protocol (OSPF), Nexus 2K Fabric Extender, Nexus 7K, Nexus 5k,VDC and VPC, VSS on 4500x Aggregation Switch
• Strong Level Knowledge and skills necessary to configure security service in Cisco devices (Routers, Switches, Firewalls and APs) using AAA, TACACS+ and REDIUS.
• Performed routine maintenance of network hardware and software of LAN/WAN (NAT, DHCP, SNMP)
• Configured ACL to allow only authorized users to access the servers.
• Implemented VLANs, DHCP server, DNS configuration, NAT/PAT in a small network environment.
• Configured Routing Protocol: single-area OSPF, RIPv2.
• Performed technical support, troubleshooting and maintenance of network equipment, installed and upgraded software and hardware equipment.
• Worked with engineering team to resolve tickets and troubleshoot L3/L2 problems efficiently.
• Preformed IOS upgrades and reconfigured devices afterwards.
• Updated documentation as necessary.
• Mapped, Network Diagrams and physical identification in MS Visio.
• Worked with Radius and TACACS
• Troubleshoot connectivity issues involving VLAN’s, EIGRP, QoS etc.
• Support, monitor and manage the IP network.
• Performance monitoring of various applications and web servers to maintain quality of service and network stability.
• Maintained core switches, creating VLAN’s and configuring VTP.
• Designed IP Addressing schemes, VLAN tables and Switchport assignments, Trunking and Ether-channel implementation.
• Gained hands on experience with VRF, VLSM, STP, VTP, VLAN Trunking.
• Installed and set up Cisco routers and switches according to deployment plans.
• Applied access lists and NAT configurations based on implementation guidelines.
• Managed and developed network projects designed to strengthen network continuity and deploy security elements in an attempt to meet and exceed contract requirements, including system analysis and troubleshooting.

Network Engineer

Confidential

Responsibilities:

• Team Lead working on LAN Improvement Project for Chicago Public Schools
• Hands on experience on staging, installing and troubleshooting Cisco Catalyst equipment: 2900, 3500, 6500 Series Switches, AIR-AP1200/AIR-AP1142N/AIR-CAP3602ac Wireless Access Points and Cisco Aironet 1300 Series Outdoor Access Point
• Managing over 5K LWAPs on CPS enterprise network.
• Performing IOS upgrades to Cisco equipment using TFTP.
• Extensive experience working on Cisco Catalyst 6500 series switches (6505, 6509).
• Troubleshooting network protocols logically using OSI Model.
• Responsible for communication between school management and project management.
• Assigning IP addressing scheme to all local servers and network printers.
• Installation, reconfiguration and troubleshooting NIC's onsite.
• Performing IOS upgrades to Cisco equipment using TFTP
• Assessing MDF, IDF, CBox infrastructure as well as local servers before cutover.
• Troubleshooting network protocols logically using OSI Model.
• Assigning IP addressing scheme to all local servers and network printers.
• Installation, reconfiguration and troubleshooting NIC's onsite.
• Computer assembling and maintenance.
• Troubleshooting hardware and software problems.
• Installing and configuring the peripherals, components and drivers
• Deep knowledge of printer and cartage refilling.
• Solid understanding of all phases of SMPS and UPS
• Proven expertise in supporting and troubleshooting hardware, software and networking issues
• Familiar with hardware tools like servers, printers, VoIP, networking and telecommunications devices
• Configuring and troubleshooting desktops, laptops
• Excellent troubleshooting skills in complex software and hardware problems

Network Engineer

Confidential

Responsibilities:

• Installed and configured Cisco 2600, 2800, 3600, 3800 routers and 2960, 3700, 6500 switches.
• Maintained and managed networks running EIGRP and BGP routing protocols.
• Configured route redistribution between OSPF and EIGRP in a multi-area OSPF network.
• Daily monitoring of network traffic using sniffers and access logs to troubleshoot and identify network issues.
• Used network monitoring tools to ensure network connectivity and protocol analysis tools to assess and pinpoint networking issues causing service disruption.
• Worked with engineering team to resolve tickets and troubleshoot L3/L2 problems efficiently.
• Preformed IOS upgrades and reconfigured devices afterwards.
• Updated documentation as necessary.
• Mapped, Network Diagrams and physical identification in MS Visio.
• Worked with Radius and TACACS
• Support, monitor and manage the IP network.
• Troubleshoot connectivity issues involving VLAN’s, EIGRP, QoS etc.
• Performance monitoring of various applications and web servers to maintain quality of service and network stability.
• Maintained core switches, creating VLAN’s and configuring VTP.
• Designed IP Addressing schemes, VLAN tables and Switchport assignments, Trunking and Ether-channel implementation.
• Gained hands on experience with VRF, VLSM, STP, VTP, VLAN Trunking.
• Installed and set up Cisco routers and switches according to deployment plans.
• Applied access lists and NAT configurations based on implementation guidelines.
• Managed and developed network projects designed to strengthen network continuity and deploy security elements in an attempt to meet and exceed contract requirements, including system analysis and troubleshooting.
• Change management, monitoring network performance with network tools.
• IP Distribution for existing devices and new devices as they were added.
• Preformed maintenance on equipment as necessary, performing device upgrades, modification of configurations, password changes and diagnostic testing.
• Worked with vendors and Engineering team to test new hardware and procedures.
• Route redistribution, route update manipulation using route-maps, distribute list
• Used network monitoring tools to ensure network connectivity and protocol analysis tools to assess and pinpoint networking issues causing service disruption.
• Worked with engineering team to resolve tickets and troubleshoot L3/L2 problems efficiently.
• Preformed IOS upgrades and reconfigured devices afterwards.
• Updated documentation as necessary.
• Mapped, Network Diagrams and physical identification in MS Visio.
• Worked with Radius and TACACS
• Support, monitor and manage the IP network.
• Troubleshoot connectivity issues involving VLAN’s, EIGRP, QoS etc.
• Performance monitoring of various applications and web servers to maintain quality of service and network stability.
• Maintained core switches, creating VLAN’s and configuring VTP.
• Designed IP Addressing schemes, VLAN tables and Switchport assignments
• Gained hands on experience with VRF, VLSM, STP, VTP, VLAN Trunking.
• Installed and set up Cisco routers and switches according to deployment plans.
• Applied access lists and NAT configurations based on implementation guidelines.
• Managed and developed network projects designed to strengthen network continuity and deploy security elements in an attempt to meet and exceed contract requirements, including system analysis and troubleshooting.
• Change management, monitoring network performance with network tools.
• IP Distribution for existing devices and new devices as they were added.
• Preformed maintenance on equipment as necessary, performing device upgrades, modification of configurations, password changes and diagnostic testing.
• Worked with vendors and Engineering team to test new hardware and procedures.