Harshitha Reddy

Sr Network Engineer

Contact: 734-***-****

Email ID: adwpxi@r.postjobfree.com

CAREER OBJECTIVE

Over 7 years of solid experienced in networking industry for handling various switching and routing data networks, routing protocols (BGP, OSPF, EIGRP, RIP) and a broad range of related technologies Sound experience in designing, implementing, and supporting medium - to-large scale LAN/WAN infrastructures in enterprise environment Excellent understanding of Datacenter components, TCP/IP protocol and end-to-end IT processes. Experienced with devices running IOS, IOS-XE, NX-OS, IOS-XR. Experience with Catalyst 3750, 2900, 2811, 3960 and Juniper SRX210, SRX240 Ex4200 EX4300, QFX5100, MPLS, OSPF, IGRP, EIGRP, HSRP, TCP/IP, IWAN. Extensive experienced in configuring and troubleshooting of protocols RIP v1/v2, EIGRP, OSPF, BGP and MPLS and SDWAN and ACI. TECHNICAL SKILLS

• LAN/WAN: Ethernet, STP, RSTP, VLAN, HSRP, VLAN,

VTP, PPP, MPLS

• Routing: BGP, OSPF, EIGRP, IGRP, RIP

• Firewalls: Cisco ASA’s, Fortinet, Check Point

• Network Security: ACLs, NAT/PAT, VPN, IPsec VPN, site-to-site VPN,

• Infrastructure Services: DNS, DHCP, SSH, TELNET, SNMP, HTTP, FTP

• Routers: Cisco routers (7600, 7200, 4500, 3900,

3600, 2800, 2600, 2500, 1800 series), Nexus 9K, 7K, 5K, 2K & 1K, Juniper routers (M7i, M10i, M320).

• Juniper: EX-2200, EX-4200, EX-4500, MX-480, M

Series, SRX210, SRX240

• Tools: Wireshark, Cacti, ns-3, SolarWinds, QIP,

Jira, ITSM, Service-now, Net brain.

• Infrastructure planning and design

• Meraki MX gateway’s, Access points, switches

• Platforms: Cisco IOS-XR, Cisco Cat OS, Cisco IOS

(11.x, 12.x). Junos OS.

• SD WAN: Velo cloud, Viptela.

• Security & VPN: PIX 500 Firewall, ASA 5505

Firewall, Check Point, AIP SSM, CSC, SSM, FWSM,

FortiGate, Cisco CSM, ACL-Access Control List,

IPS/IDS, NAT, PAT, Cisco ACS, and Juniper

• Arista: 7050s, 7150s

EDUCATION

• Completed coursework towards Bachelors in Electronics and Communications Engineering CERTIFICATIONS:

• Cisco Certified Network Associate – CCNA

• Cisco Certified Network Professional – CCNP

EXPERIENCE

SR NETWORK ENGINEER

Comerica Bank, November 2020-Present

• Involving in Planning, Designing, Implementation of small, medium organizations including LAN, VLAN, WLAN and WAN on wired and wireless networks

• Deploying and Configuration of core ASR 1K, Nexus 7K, 5K and its downstream devices. Experience with converting Cisco 6500 IOS to Cisco Nexus NX-OS in the data center environment

• Hands on experience in Cisco IOS (7600/GSR/ASR1K) series routers, Cisco IOS - XR (CRS-1, ASR9000,12k XR) and Catalyst 3750/6500 / Nexus 7K series switches including setup, configuration, troubleshooting

• Involving in Troubleshooting routing issue, like BGP, OSPF and EIGRP and multicast on complex Wireless networks.

• Involving in SD-WAN initiative project to replace WAN edge routers with Viptela (V2000, V1000 and V100)

• Deployment and support SD WAN LAN migration in Banking centers

• Hands on experience of SDWAN technology (VMware Velocloud, ATT Flex ware)

• Hands on experience with Velocloud SDWAN, Activation of new Edge through zero touch provisioning

• Configuration OSPF on ASR 1002/9001 Cisco routers at various back offices across US

• In the MPLS connectivity ASR 1k and 9K devices are used as Customer Edge (CE) routers and deployed VRF

• Troubleshooting hardware issue for platform CRS1, CRS3, ASR9K, 12K XR, ASR1k and Nexus7K, 6500

• Experience in configuring and troubleshooting of routing protocols RIP v1/v2, EIGRP, OSPF, IS - IS BGP and MPLS

• Troubleshooting Multicast issue and MPLS/VPN L3vpn configure legacy route map configurations using the new Cisco IOS XR Routing Protocol Language (RPL)

• Hands on experience in Infrastructure Engineering and secured services to various B2B customers across various DMZ Zones.

• Extensive knowledge with DMZ, B2B, VPN, IPsec VPN

• Work with B2B partners for building new connections VPN tunnels, or dedicated MPLS circuits.

• Involved in circuits migrations of sites from one legacy Dark fiber to MPLS new circuits

• Good knowledge on DMZ, IPsec, Intrusion detection, proxy, tunnels, Site to Site VPN, Multicasting, MPLS, SSL PAP/CHAP, AAA (TACACS+ and Radius).

• Hands on experience in routing and Switching protocols OSPF, BGP, VLAN, IPSEC, ISAKMP, trucking/port- channeling, enterprise level MPLS, VDC and HSRP, VRRP STP

• Good working experience in Deployment and configuration of ISR, ASR, Catalyst and Nexus platforms such as 2k,5k, 7k and 9k

• Working with Juno OS and Juniper M&T series switches and expertise in installing, configuring and troubleshooting Juniper Routers (M and T-series).

• Experience working with Juniper Switches like EX-2200, EX-4200, EX-4500, M Series Routers MX5, MX10, MX40 and MX80, Juniper Firewalls SRX100, SRX110, SRX220, SRX320, SRX650

• Advanced knowledge, design, installation, configuration, maintenance and administration of Check Point Firewall R55 up to R77, Secure Platform Installation, and VPN

• Configuring Site to Site IPSec, VPN tunnels to peer with different clients and each of the client having different specifications of Phase 1 and Phase 2 policies using Check Point firewalls.

• Configuration of ACLs in Check Point 77.30 firewall for Internet Access requests for servers in LAN and DMZ and for special user requests as authorized by management

• Configuring the F5 Load Balancer as per the Client requirement. Creating the LTM & GTM modules configuration to meet the client Standards.

• Configured ACLs in Juniper SRX 3400 and Palo Alto PA-5050 firewalls for Internet Access requests for servers, Protocol Handling, Object Grouping and NAT.

• Working on Load Balancer to build connectivity to production and disaster recovery servers through F5 Big IP LTM load balancer. VIP Pool/Profile/SSL/iRule/ASM Configurations in BIG IP

• Configuring VLAN, Spanning tree, VSTP, SNMP on Juniper EX series switches.

• Configuring Virtual Chassis for Juniper switches EX-4200, Firewalls SRX-210.

• Experience with setting up IPSEC VPN on Juniper SRX 3600 Firewalls towards the multiple Customer sites as backup path to the datacenter.

• Support 24x7 data network center, monitor network performance, manage, and maintain Cisco IOS, IOS-XR hardware

• Hands-on experience with WAN (ATM/Frame Relay), Routers, Switches, TCP/IP, Routing Protocols (BGP/OSPF), and IP addressing

• Day to Day management of Cisco Devices, Traffic management and monitoring

• Extensive knowledge on working with Service Now ticketing system for Request, incident and change management

• Installation/decommission of hardware devices in the data center to include racks, servers, routers, switches, appliances, and cabling

• Used multiple network monitoring tools like Solar Winds, Cisco Prime for supporting the existing core network environment and Network edge devices

• Provided network support during new installation and provisioning of Equipment and Infrastructure

• Documented customer connections through SharePoint, Excel patch panel tracker and uploaded to iServer

• Preparing network diagrams, floor plans & schematic using VISIO ENVIRONMENT: Cisco 2948/3560/4500/3560/3750/3550/3500/2960 6500 switches and Cisco 3640 /12000

/7200/3845/3600/2800/4500x routers, Cisco Nexus 9K, 7K/5K/2K, Cisco ACI, IP Phones, FTP, F5 Load Balancer, Wireshark, Solar Winds, Service now, ACL, LAN, WAN, RIP, OSPF, BGP, IPV4,IPV6, TCP, UDP, NAT, DHCP, SNMP, HTTP, SSH, Enterprise security.

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NETWORK ENGINEER, ATLANTA, GA.

General Electric, August 2019-October 2020

• Designed, Implemented and troubleshot Cisco 3750, 3550, 3560, 4500,2924, 6513,6504,6506,6509,6500 series switches, GSR, ASR routers with Cisco IOS and IOS-XR and NX

• Strong hands-on experience on Palo Alto (5060, 3060), Checkpoint Firewall R77, juniper and Cisco ASA 5585 firewall.

• Installed, Configured and Maintained Cisco Switches (2900, 3500, 3700 series, 6500 series)

• Installed, Configured, and troubleshot of Cisco Routers (3800, 3600, 2800, 2600, 1800, 1700, 800)

• Developed the passive cabling design and installation for the passive storage area network infrastructure

• Deployment, Implementation, Rollout and Turn-Up of new and existing client Network systems, Turn-up and cutover of servers and devices including encryption, capacity planning and expansion

• Configured and Maintained of Cisco ASR1000 series and 7200VXR routers at data center and deployment of and 3900, 3800, 2951 2821 for branch connectivity

• Advanced configuration knowledge within the Cisco IOS, Arista EOS, and Juniper JUNOS

• Hands-on experience working with different models of Cisco/Juniper/Arista switches, routers, firewalls, load balancers, VPNs and wireless systems

• Configured and maintained IPSEC and SSL VPNs on Meraki Security appliance

• Configured Multi-Protocol Label Switching (MPLS) on Cisco IOS XR Software

• Configured VLAN, Spanning tree, VSTP, SNMP on EX series switches

• Supported Data center Migration Project involving re-locations

• Configured IP, EIGRP and OSPF in routers

• Configured and installed multi-protocol (IP, IPX) multi-interface Cisco routers

• Organized and remotely supported all hardware installation, repair, and maintenance activity performed at the various domestic and international office locations and Data center

• Responsible for day-to-day management of Cisco Devices, Traffic management and monitoring

• Configured backup and recovery of Cisco IOS Images

• Performed password recovery on Cisco IOS routers/switches

• Implemented with Cisco Layer 3 switches 3750, 4500, 6500 in multi VLAN environment with the use of inter-VLAN routing, HSRP, ISL trunk, ether channel

• Negotiate VPN tunnels using IPsec encryption standards and configured and implemented site-to-site VPN, Remote VPN

• Provided technical and vendor support services, designing and planning Network Planning, Implementing, Configuring, SRX210, SRX240 Ex4200 EX4300, QFX5100

• Worked on JUNOS platform and worked with IOS upgrade of Juniper devices

• Performed upgrading of load balancers from Citrix to F5 Big IP load balancer to improved functionality, reliability and scalability in the system.

• Worked with Aruba Access point as a Public Wi-Fi and successfully implemented Wireless Access Point (WAP).

• Experience deploying BIG-IP F5LTM Load Balancers for load balancing and traffic management of business application and provided uninterrupted service to customers.

• Cisco Meraki Appliance MX (400, 80, 60) and Meraki wireless Access points (MR66, MR18), Installed and configured Meraki (MX80, MX60) Appliance via Meraki MX400 Cloud.

• Configuring RIP, OSPF and Static routing on Juniper M 120 series router and MX 10, MX 40 series Routers

• Working experience on Check Point Firewalls, ASA Firewalls. Implemented Security Policies using ACL traffic filters, IPSec, SSL, VPN, DMVPN, AAA (TACACS+ & RADIUS).

• Managed the F5 Big IP GTM/LTM appliances which include writing iRules, SSL offload and everyday task of creating WIP and VIPs

• Deployed and decommission of VLANs on core ASR 9K, Nexus 7K, 5K and its downstream devices

• Performed bandwidth and device upgrades on IOS-XR, IOS-XE, NX-OS, and IOS

• Provided network support during new installation and provisioning of Equipment and Infrastructure

• Involved in Supported technical assistance center responding to customer network outages and provided technical support to approximately 200 users both remotely and onsite. Environment: Cisco 2948/3560/4500/3560/3750/3550/3500/2960 6500 switches and Cisco 3640 /12000 /7200/ 3845/3600/2800 routers, Cisco Nexus 7K/5K, Cisco ASA 500, SD-WAN, Juniper Switches EX-2200, EX-4200, EX-4500, Routers MX10, MX40, MX480, Firewalls SRX110, SRX210, SRX240, SRX340, Infoblox, F5 BIGIP LTM, GTM, ACL-Access Control List, RIP, OSPF, BGP, EIGRP, LAN, WAN, VPN, HSRP NETWORK ENGINEER, MICHIGAN

MBFS, January 2017-August 2019

• Configured IPsec site-to-site VPN connection between Cisco VPN 3000 Concentrator and Cisco 3800

• Working knowledge of frame relay, MPLS services, OSPF, BGP and EIGRP routing protocols, sub-netting, also including DNS, WINS, LDAP, DHCP, http, HTML, HTTPS, TCP/IP, UDP, SNMP, IPSEC, PPTP, VLAN, STP (Spanning tree Protocol), RTSP & Multicasting protocols

• Involved in troubleshot IP addressing issues and Updating IOS images using TFTP

• Maintained traffic engineering on top of an existing Multiprotocol Label Switching (MPLS) network using Frame Relay and Open Shortest Path First (OSPF)

• Expert Level Knowledge about TCP/IP and OSI models. Hands on Knowledge/experience on F5 load balancers, its methods, implementation and troubleshooting on LTMs and GTMs

• Deployment, configuration, and management of 802.1x solutions to include Cisco Identity Services Engine (ISE), ACS, and Cisco Prime. Performed Migration from Cisco ACE Load Balancers to F5 LTM.

• Extensive knowledge of deploying and troubleshooting L2/L3, TCP/IP and Multilayer Switches

• Configured and Maintained Cisco 7200, 4400, 4500,5000 and 6500 platforms

• Configured BPDU Guard, port-fast, uplink fast and other spanning tree features

• Extensive implementation of firewall rules on Juniper SRX 3400 and NetScreen 5500 on a daily basis, using CLI

• Configuring, upgrading and managing Juniper devices like M&T series routers, EX, MX and SRX

• Configurations of SSL/VPN connections, troubleshooting CISCO ASA firewalls, and related network security measures

• Worked on migration from traditional MPLS platform to SD- WAN technologies (Fat Pipe, Silver Peak, Cisco Meraki).

• configured Meraki and Velo Devices- SDWAN. Creating routes, Business Policy ISP change and doing 1:1 NAT

• Installed, configured, and set security policies on cisco and checkpoint firewalls, VPN

• Installed and configured of Cisco Routers (1700, 1800, 2500, 2600, 3200, 3600, 3700, 3800 and 7200, 7609) & Cisco L2 & L3 Switches (2900, 3560, 4500 & 6500)

• Installed and Managed F5 Big-IP LTM/GTM for providing high availability and configured virtual IP(VIP), Pools, nodes, irules for load balancing and Packet filters for security

• Basic and advance F5 load balancer configurations, including migrating configurations from Cisco ACE to F5 and general troubleshooting of the F5 load balancers.

• Experience with configuring Virtual Server and Configuring Load balancing methods in F5 12.0 LTM.

• Experience in F5, Cisco ACE 4710 Load balancers, Aruba wireless access points and controllers

• Implemented, configured redundancy protocols HSRP, VRRP, GLBP for Default Gateway Redundancy

• Implemented, configured, and troubleshot various routing protocols like RIP, EIGRP, OSPF and BGP etc

• Maintained core switches, creating VLAN's and configuring VTP

• Deployed new Cisco ISR routers (4300) running IOS-XE and planned migration away from existing IOS routers

• Installed, Maintained, Troubleshot Local and Wide Areas Network (Frame relay, NAT, DHCP, TCP/IP)

• Responsible for Cisco ASA firewall administration, Rule Analysis, Rule Modification

• in configured of new VLANs and extension of existing VLANs on/to the necessary equipment to have connectivity between two different data centers.

Environment: LAN, WAN, Cisco routers and switches, Subnetting, VLAN, VTP, VPN, NAT, PAT, RIP, OSPF, BGP, EIGRP, TCP/IP, VISIO. Cisco 6509/ 3750/3550/3500/2950 switches, Cisco 7200/3845/3600/2800 routers, Check Point firewalls NETWORK ADMINISTRATOR, BENGALURU, INDIA.

MBFS, April 2015-August 2016

Responsibilities:

• Involved in network monitoring, alarm notification and acknowledgement.

• Troubleshooting complex networks layer 1, 2(frame relay, ATM, Point to Point, ISDN) to layer 3 (routing with MPLS, BGP, EIGRP, OSPF and RIP protocols) technical issues.

• Providing support to networks containing more than 2000 Cisco devices.

• Commissioning and Decommissioning of the MPLS circuits for various field offices.

• Preparing feasibility report for various upgrades and installations.

• Worked in Primary Environment: SRX220, SRX650, SRX3600 and Checkpoint R77

• Understanding of Juniper EX/MX/SRX series architectures and JUNOS platform including hands on configuration

• Implemented Juniper SRX FW Interface, NAT and VLAN using SPACE

• Deployed Cisco ACS using TACACS+ for Authentication, Authorization and Accounting of access to network devices

• Installed and configured SolarWinds server.

• Performed capacity related network changes to backbone routers and inside datacenters, on Cisco IOS, Nexus, Arista, and Juniper routers

• Configuration of Cisco Catalyst, Nexus Switches, Routers, Arista Switches and F5 Load Balancer and Troubleshoot network issues.

• configured IPsec VPN Site-site, GRE Tunneling and SDM along with troubleshooting.

• Optimized OSPF and EIGRP network reducing network multicast traffic

• Involved in design and implementation of Data Center Migration, worked on implementation strategies for the expansion of the MPLS VPN networks.

• Responsible for Checkpoint and Cisco ASA firewall administration across global networks.

• Involved in designing L2VPN services and VPN-IPSEC authentication & encryption system.

• Experience in HSRP standby troubleshooting & Experience in configuring & upgrading of Cisco IOS

• Implementing & troubleshooting of T1, MUXES, CSU/DSU and data circuits.

• Experience on designing and troubleshooting of complex BGP and OSPF routing problems,

• Involved in configuring IP Quality of service (QoS)

• Have experience with Cisco Works LAN Management Solution

• Analyzed and tested network protocols (Ethernet, TCP/IP) using Wireshark tool.

• Configuration of switches with VLAN trunk setup for co-location networks. Environment: Cisco 6505/4500/3550 Switches, Cisco 6500/7500/7200 Routers, LTM, GTM, F5 Load Balancer, ASA, OSPF, BGP, EIGRP, RIP, LAN, WAN, SSL/VPN, HSRP, VLAN Trunking.

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