SUMMARY

• 7 years of experience in network design, implementation, and support. Routing, switching, firewall technologies, implementation, and troubleshooting of complex network systems.
• Extensive knowledge with VLANs, trucking, RSTP, SNMP, Ether Channels, Port Security, ACLs, QoS, Traffic Policing, EIGRP, OSPF, NAT, PAT, Inspections, VPNs, DHCP, Wireshark, etc.
• IP networking systems architecture, planning, and engineering, IP network operations, Multi - vendor IP network design for small, medium, and large data centers, customers, and network operation centers.
• IP network design and administration with multi-vendor platforms with TCP/IP, LAN switching, Spanning-Tree and various IP routing protocols RIP, EIGRP, OSPF, BGP, VPLS, Ethernet LAN, and MPLS.
• Strong knowledge of networking concepts like TCP/IP, Routing, and Switching.
• Knowledge of Azure Virtual network Vnet, Virtual machine, Azure Load balancer, Vnet Gateway, Virtual WAN and Vnet peering.
• Implementation of site-to-site VPN and Azure Express Route to On-premises network
• Knowledge of AWS Virtual private cloud services, VPC, EC2, S3, Internet Gateways, VGW, Route 53, Cloud Front, Security Groups, NACLs, VPC Peering connections, GWLB, and Transit Gateways.
• Hands-on experience in Code upgrade, Site augment, and device configuration
• IP route redistribution; static & dynamic routing configuration for network connectivity.
• Knowledge of switching technologies like VLAN, Inter VLAN Routing, Spanning Tree Protocol (STP), VLAN trucking Protocol (VTP), DHCP, Port-based Security & IP Access Control Lists
• Good knowledge of High Availability protocols like HSRP, VRRP, GBLP and LACP
• Strong hands-on experience in installing, troubleshooting, and configuring of Cisco ASR, ISR, 7200 series Routers, Catalyst 9600, 6800, 6500, 4500, 3750, 2950, and 3500XL series switches, Nexus 9k, 7K, 5K, 2K series switches
• Experience with automation frameworks such as Python, Yaml, Ansible, or others
• Experience with working on REST APIs
• Proficient in setting up IT infrastructure including wide area networks (WAN) local area networks (LAN), security management systems network device administration.
• Extensive experience in configuring and troubleshooting protocols RIP v1/v2, EIGRP, OSPF, BGP, and MPLS.
• Experience in physical cabling, IP addressing, and subnetting with VLSM, configuring and supporting TCP/IP, DNS, and installing and configuring proxies.
• Experience in adding Rules and Monitoring Checkpoint Firewall traffic through Smart Dashboard and Smart View Tracker applications.
• Experience with converting Checkpoint VPN rules over to teh Cisco ASA solution. Migration with both Checkpoint and Cisco ASA VPN experience.
• Working knowledge of network monitoring/management tools like Wireshark, TCP dump, Cisco Prime, Net Flow, PRGT, and Solar Winds.
• Extensive experience in Designing, Implementing, and Troubleshooting Service Provider Networks and Enterprise Networks.
• Performed all maintenance tasks on teh Nexus Switches, ASR Routers, Checkpoint Firewalls, F5 Load balancers Infoblox DNS, etc.
• Experience with SDN and specifically Cisco Application Centric Infrastructure (ACI) and Cisco Nexus and Cisco AVS
• Worked on Load Balancer F5 LTM, and GTM series like 6400, 6800, and 8800 for teh corporate applications and their availability.
• Performing onsite data center support including monitoring electrical power, switch alarms, network alerts, and access logs.
• Software-Defined Networking (SDN): Hands-on experience and expert knowledge of Cisco Intelligent WAN (IWAN).
• Proven experience in scripting and coding in Perl, Python, or other relevant languages
• Hands-on experience working with different models of Cisco/Juniper/Arista switches, routers, firewalls, load balancers, VPNs, and wireless systems.
• Provided Firewall Administration Creating and removing firewall rules as needed
• Worked on Panorama firewall management tool which provides centralized management and monitoring and of multiple Palo Alto devices from a single window.
• Experience with Palo Alto Network firewalls such as security NAT, Threat prevention URL filtering.
• Experience in configuration of Palo alto firewalls like PA2020, PA3050, PA5220, PA5050
• Configuration and implementation of F5 BIG-IP load balancer.
• Experience on F5 LTMs & GTMs to improve web application delivery speed and replication through and between distributed global data centers.
• Great team player and able to work under pressure.
• Experienced and comfortable in working more TEMPthan 40 hours per week whenever required.
• Experienced in troubleshooting both connectivity issues and hardware problems on on-premises and cloud-based networks.
• Strong problem-solving skills, extremely organized, detailed, and deadline oriented.
• Adapt in preparing Technical Documentation and presentations using Microsoft VISIO/Office.

TECHNICAL SKILLS

IP Routing: TCP/IPv4/IPv6, RIP, EIGRP, OSPF, IBGP/EBGP, BGP Attributes/Communities

LAN Switching: Ethernet802.3, 802.1q VLAN, ARP, STP 802.1d, RSTP 802.1w, MST 802.1s, 802.3ad LACP, HSRP, VRRP, BFD, DHCP.

Protocols & Standards: LAN, WAN, WLAN, TCP/IP, NAT, PAT, MPLS, IPv4, IPv6, VPN, L2TP, VoIP, OSPF, OSPFv3, EIGRP, BGPv4, VLANs, ACLs, Layer 3, Switching.

Cisco Platforms: Nexus 7K, 5K, 2K & 1K, Cisco routers 7600,7200,3900,3600,2800, 2600, 2500, 1800 series) & Cisco Catalyst switches (6500, 4900, 3750, 3500, 4500, 2900 series), Cisco AnyConnect.

Load Balancer: LTM/DNS/GTM

Platforms: UNIX, Linux, Windows, Cisco IOS

Scripting: Python, YAML, Ansible

PROFESSIONAL EXPERIENCE

Confidential, Austin, TX

Network Engineer

Responsibilities:

• Responsible for teh Global design, engineering, and level 2/3 support of existing network technologies services and teh integration of new network technologies and Cloud services.
• Responsible for implementing, supporting, and maintaining 24x7 network services.
• Worked on Azure Virtual network Vnet, Virtual machine, Azure Load balancer, Vnet Gateway, Virtual WAN, and Vnet peering Spoke to HUB.
• Implementation of site-to-site VPN, Virtual WANs, and Azure Express Route to On-premises network
• Worked on AWS Virtual private cloud services, VPC, EC2, S3, Internet Gateways, VGW, Route 53, Cloud Front, Security Groups, NACLs, VPC Peering connections, GWLB, and Transit Gateways.
• Configuring BIG-IP-F5 LTM and GTM Load Balancers and troubleshooting Issues in F5 upgrading and modifying teh Virtual Pool, Nodes, and Creating VIP.
• Configuring Load balance technology including algorithms and health check options
• Configuring SSL certificates on teh F5 BIG-IP platform
• Efficiently utilized Cisco Nexus 9K, 7K, 5K, 2K, and 1K in managing and deploying data center switch upgrades.
• Performing build tasks on Nexus 7Ks like creating VPC peer-link, VDCs, VPCs, Vlans, upgrades as required, and similar tasks on Nexus 9Ks except for VDCs.
• Proactively collect and analyze data with teh goal of improving IMS and VoLTE network performance.
• Deployed/Rebuilt network devices Confidential close to 50 sites large and small sites for a vendor company dat has recently merged with teh client.
• Experience in upgrading, configuring, and troubleshooting Cisco WAN Optimizers.
• Experience in configuring Site to site VPN and DMVPNs.
• Experience in managing enterprise wireless networks dat consist of 4400 and 5500 series Cisco Wireless Controllers.
• Worked on Cisco Catalyst 6800, 6500, 4500, 3500, 2900 switches, Cisco ISR, ASR Series Routers
• Building new labs for testing and certification of new technologies, IOS codes upgrades
• Good Experience in architecting and configuring secure cloud VPC using private and public networks through subnets in Azure/AWS/GCP.
• Hands-on experience in Palo Alto Firewall post-migration support & policy/rules configurations
• Works on automation frameworks such as Python, JSON, or others
• Experienced in troubleshooting both connectivity issues and hardware problems on On-premises and cloud-based networks.
• Strong problem-solving skills, extremely organized, detailed, and deadline oriented.
• Extensive troubleshooting on a case-by-case basis with a deep understanding of networking/firewall concepts which include connectivity issues pertaining to WAN, LAN, VPN tunneling, and Security devices.
• Experience with Checkpoint and Forti-Gate Firewall policy provisioning experience with Firewall Administration, Rule Analysis, Rule Modification
• F5 LTM appliance with abilities to create VIP, configuration changes, troubleshoot, and perform packet captures.
• Provision DNS services using Infoblox for DNS, DHCP, and IP address management IPAM, A Record, MX Record, Dmarc, Text Record, and Domain creation.
• Ensure all network devices (Router, Switch, Firewall, Load Balancer, Proxies) are running healthy which includes upgrading to teh latest version, patch update, certificate upgrade (GETVPN)
• Collaborate with vendor network architects on network optimization. Escalation of problems as appropriate to management.
• Adapt in preparing Technical Documentation and presentations using Microsoft VISIO/Office.
• Using ITSM/ITIL methodologies in daily operations e.g., Change, Request, Incident, problem, release, event management & CMDB.

Confidential, Houston, TX

Network Engineer

Responsibilities:

• Responsible for teh Global design, engineering, and level 2/3/4 support of existing network technologies services and teh integration of new network technologies/services
• Worked Catalyst 6800, 6500, 4500, 3500, 2900 switches, Cisco 1800, 2500, 2600, 2800, 3600, 3800, 7200, ISR, ASR Series Routers, and Cisco ASA Firewalls.
• Experience in configuring, implementing, managing, and monitoring Palo Alto firewalls using Panorama
• Hands-on experience in Palo Alto Firewall post-migration support & policy/rules configurations
• Worked on F5 BIG-IP appliances
• Configured and managed VLANs, 802.1Q Trunk, RPVST+, Inter-VLAN routing, HSRP, and LAN security for Layer-2 and Layer-3 switching domains as per teh organization's requirement plan.
• Optimized performance of teh WANnetworkconsisting of Cisco 3550/4500/6500 switches by configuring VLANs.
• Experienced in Cisco ASR 1000, 7200, 2700, 2900, 3900, 1800 Routers, Cisco Catalyst 4500, 2900, 3700 Switches
• Configured VLANs with 802.1q tagging. Configured Trunk groups, ether channels, and Spanning tree for creating Access/distribution and core layer switching architecture.
• Configured BPDU Guard, port-fast, uplink fast, and other spanning tree features.
• Configuration and troubleshooting of Cisco 2500, 2600, 3000, 6500, 7500, and 7200 Series routers.
• Strong working knowledge of Nexus 7K/5K /2K.
• Design and Implementation of Disaster Recovery Co-location consisting of Nexus 7K switches, ASR 1002, Cisco ASA Firewalls, Cisco 3925 routers, etc. Successfully implemented OTV for VLAN Extension
• Experience working with Nexus 7010, 5020, 2148, and 2248 switches.
• Implementation and configuration of F5 Big-IP LTM-6400 load balancers
• Installation and administration of Checkpoint R 75.40 Firewall.
• Implemented firewall policy change on teh Checkpoint clusters
• Verified and Validated teh Firewall policy on Checkpoint R75 clusters for unused rules and helped consolidate teh rule
• Deploying Layer 2 security in Server Farms by configuring teh switch for 802.1x port-based autantication.
• Implemented, and configured BGP WAN routing, converting OSPF routes to BGP (OSPF in local routing).
• Upgrade/Migration of Cisco Switches, Routers, WLCs, Palo Alto Firewalls & F5
• Worked with Routing Protocols of RIP, EIGRP, OSPF, and BGP
• Experience in IPv6 network deployment, dual stack, and multicast environment
• GRE tunnels and IPsec Site-to-Site VPN configuration
• Using ITSM/ITIL methodologies in daily operations e.g., Change, Request, Incident, problem, release, event management & CMDB
• Configuring, implementing, and troubleshooting VLAN’s, VTP, STP, trouncing, Ether channels.
• Expertise in maintenance of layer2 switching tasks which advocate VLAN, VTP, STP, RSTP, PVST, RPVST, configuring of ether channel with LACP and PAGP along with troubleshooting of inter-VLAN routing.
• Packet capturing, troubleshooting on network problems with Wireshark, identifying and fixing problems
• Implementing, configuring, and troubleshooting various routing protocols like EIGRP, OSPF, and BGP etc.
• Performing network monitoring, providing analysis using various tools like Wireshark, SolarWinds etc.
• Cisco ASA/Checkpoint Firewall troubleshooting and policy change requests for new IP segments dat either come online or dat may has been altered during various planned network changes on teh network.
• Responsible for Cisco ASA 5500 firewall administration, Rule Analysis, and Rule Modification.
• Assist in teh preparation of proposals and solution presentations.

Confidential

Network Administrator

Responsibilities:

• Responsible for teh installation, configuration, maintenance, and troubleshooting of teh company network.
• Monitoring network performance using various network tools to ensure teh availability, integrity and confidentiality of applications and equipment and to provide support for teh Cisco network
• Lead different new projects within teh company.
• Worked with Routing Protocols of RIP, EIGRP, OSPF and BGP
• Configuration of VLAN, Inter-VLAN Routing, VTP, STP & LAN Port Security
• Configuration of Firewall, VPN, Wireless LAN, and AAA server
• Configuration of Cisco Call Manager Express
• Configuration 7609, 7606 with OSPF and catalyst 6505, 4500, 3550 switches with various VLAN.
• Configured and troubleshoot OSPF and EIGRP.
• Troubleshooting IOS-related bugs based on history and appropriate release notes.
• Work on different connection mediums like Fiber and Copper Connectivity.
• In-depth expertise in teh implementation of analysis, optimization, troubleshooting, and documentation of LAN/WAN networking systems.
• Planning and configuring teh routing protocols such as OSPF, EIGRP, and Static Routing on teh routers.
• Performed and technically documented various test results on teh lab tests conducted.
• Planning and configuring teh entire IP addressing plan for teh client’snetwork.
• Assist teh certification team and perform configuration of LAN\WAN technologies such as Ethernet, Fast Ethernet, and Gigabit Ethernet.
• Working knowledge of firewall technologies Palo Alto.
• Experienced in facing teh Bluecoat and Palo Alto product lines, up to teh presales type of function.
• Supported networks, which are comprised of 2000+Ciscodevices.
• In-depth expertise in teh implementation of analysis, optimization, troubleshooting and documentation of LAN/WAN networking systems.
• Follow process & procedures for change & configuration management.
• Supported nationwide LAN infrastructure consisting ofCisco4510 and catalyst 6513.
• Deployed teh switches in high availability configuration with HSRP.
• Upgrade Cisco Routers and Switches IOS using TFTP
• Router disaster recovery from crashes and checking logs for reason for teh crash and verifying if hardware or software issues on production routers.
• Configuration of different routing protocols to work with WAN and LAN.
• Installation and troubleshooting T1’s, DS3, Ethernet connections with different ISP’s using different routing protocols.