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Network Engineer Customer Service

Location:
Charlotte, North Carolina, United States
Posted:
October 31, 2018

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Resume:

RAJESH ACHANTI Network Engineer ac7kfe@r.postjobfree.com 669-***-****

SUMMARY:

Highly motivated Network Engineer with 6+years of experience in network implementation, operations,troubleshooting and Automation.

Experience working with Cisco 7200, 7600, 3900, 3800,2800,2900 series routers, Catalyst 3750,3850, 4500, 6500 and 6880 series and Nexus 9k/77K/7K/5K/2kswitches.

Sound understanding of OpenFlow, OpenStack, Virtualization and Application Centric Infrastructure.

Hands on experience on how to create different application policies in the ACI including Tenants,L3outs, Application Network Profile (ANP), End Point Group (EPG), Contracts, Subjects and Filters

Hands on experience on the Fabric Access Policy including how to create switch policies, interface policies, AEPs, Physical and External Domain.

Hands on experience working on Migrating from traditional to ACI environment.

Extensively involved in all phases of the SDLC of various Systems and Network Infrastructure projects.

Experience working with Cisco ASA Firewalls (5585x, 5580, 5550 Series Hardware managed through CLI, ASDM as well as CSM).

Experience working withACE and Citrix NetScaler Load balancers (Build out, configuring, branding includes Controllers, Storefront, License, SQL, and profile servers).

Vulnerability assessment using tools such as Nessus and Qualys, and implementation of Security Policies and upgrading the SSL certificates for client applications.

Extensive experience with IOS, NX-OS.

Experience deploying enterprise LAN, WAN and Datacenter networks.

Experience working on Port security, LAN Security, VPN IPSEC.

Experience working on LINUX and UNIX basedenvironment.

Experience in Network analysis and capacity planning using tools like Sniffer, Wireshark,tcpdump and ScienceLogic.

Experience with routing protocols like EIGRP, OSPF, BGP, MPLS, IS-IS.

Ability to learn new technologies as needed, flexible and adaptable working capability as an individual or in a group.

Possess first-rate customer service, communications and collaborations skills to lead and work effectively with diverse groups.

Technical skills:

LAN Technologies

Ethernet, VLANS, Inter-VLAN Routing, VTP, STP, RSTP, MST, vPC, VDC

WAN Technologies

Frame Relay,SAN, ISDN, PPP, DS1, DS3, OC3, OC12, OC 48, T1/T3 and E1/E3, MPLS (LDP, L3VPN, VRF, MP-BGP)

Security

Security policies, High Availability, NAT, IPSEC VPN on SRX series platforms. Cisco - ACL, NAT/PAT, AAA, IDS, TACACS, RADIUS, Route maps, Syslog Server Logging

Protocols/Services

TCP/IP, IPv6, UDP, RADIUS, DIAMETER, GTP, SD, SNMP, SSL/TLS, DNS, UDP, DHCP, SSL, WINS, NTP, FTP, HTTP, SMTP, CIFS, LDAP Routing Protocols (RIP, EIGRP, OSPF, BGP), Redundancy (HSRP, VRRP, GLBP), CDP, Cacti, Nagios, RANCID

Hardware Platforms

Cisco CRS, ASR, GSR, 7600/7200, 3900 series Routers and Nexus 9k,7K, 6500, 4500, 3750 Catalyst Switches, ACI, ACE, Citrix NetScaler

Network Management

Solar Winds, HP Open View, Cisco Works, Vital QIP

Operating Systems

MAC OS X, Windows 7/NT/Vista/XP, Cisco IOS, IOS-XR,

Office Applications

MS-Office, MS-Visio, iWork

Programming skills

C, Basic Java, Linux, Python

PROFESSIONAL EXPERIENCE:

CISCO Systems, RTP NC June 2016 to Present

Network Implementation/Operations Engineer

Responsibilities

Perform hardware refresh and IOS code upgrades and software backups.

Deploy new devices in the infrastructure environment, which includes implementation of Cisco Nexus (N3172, N5696, N5672, N5596, N7018, and N7010) and IOS platform (6509, 3750, 3945, and 4946) switches and routers for a production network that supports the architecture.

Worked on building the ACI Fabric both foundation and functional.

Working on ACI infrastructure, which requires the deployment of Nexus 9k switches, and managing tenants with app profiles, EPGs, and contracts to a specific application.

Worked on creating the L3outs in ACI, changing the protocols from BGP to EIGRP.

Working onmigrations from traditional environment to ACI.

Work with cross functional teams of design, operations, physical layer 1 engineers and PM to deliver on projects.

LAN and WAN Networking (IP Routing, LAN Switching, Firewalls, ACLs, Load Balancers, DNS, QoS, wireless, IPv6 etc.).

Working onPolicy Based routing (PBR) onour DMZ and SIM DMZ environment.

Configuring Access control Policies on Cisco ASA firewalls, and testing in lab environment to migrate from ASA to Firepower.

Routing and switching protocols (BGP, EIGRP, Spanning-tree, IS-IS, HSRP, RSTP).

Experience working on python scripts for ACI to push the configuration easily and to make easier to work on day to day activities.

Engage in ON-CALL rotation, which needs working on priority-1 and priority-2 cases in real-time providing immediate solutions to the issues impacting the live production.

Providing the Root cause Analysis(RCA) and implementing Long term fix for the problems and discuss about the solutions to the team.

Responsible for troubleshooting of networking equipment across multiple sites. Also, update network diagrams using Visio and documentations as needed.

Load Balancing technologies, which includes implementation of new contexts/VIPS on the ACE/NetScaler Load Balancers for equal distribution and redundancy in data traffic on the servers between multiple data center sites for the critical applications.

Involves weekend activities like ERMO fleet/migrations and NXOS upgrades on Nexus 9k, 7k, 5k, 6509 service switches and load balancers.

Engage in team meetings for network operations process, procedures and future planning strategies.

Interacting with Clients on project basis and giving the needed inputs.

Excellent verbal communication and documentation skills

EMC, SOUTH BOROUGH MA Mar 2015– April 2016

Network Engineer

Responsibilities:

Managed and Supported an international TCP/IP Cisco LAN/WAN environment for Corporate Infrastructure

Created Low Level Design Documents (LLDs) and Requests for change (RFCs) for all change management

Assisted in site closures, decommissioning and re-purposing of hardware to active locations throughout the America’s

ConfiguredIPSEC VPN Tunnels, OSPF/BGP Routing Protocols on WAN routers

ConfiguredvDC and vPC on Nexus 5K,7K and 9K switches

Worked with service provider during circuit upgrades and WAN router replacements

Provide on call 24x7 support to provide services in case of network outage, provide maintenance, monitor circuits till the network stabilizes

Upgrade IOS images on Switches, Wireless LAN Controllers

Perform system software conversion from Cato’s to Cisco IOS on catalyst 6500 switches

ConfiguredHSRP redundancy on the Core Switches

Configure, manage Data and access interfaces on Cisco layer 2 and layer 3 switches

Configure NAT, ACS TACACS and SNMP for network security implementation.

Responsible for DHCP, DNS entries/changes in Vital QIP

Use Cisco NCM and Solar winds Orion tools for Network Compliance and Monitoring

Create/Update network interconnect drawings on Visio

Responsible for implementing, engineering, & level 2/3 support of existing network technologies / services & integration of new network technologies/services

Troubleshoot connectivity problems, perform beak-fix operations and document every issue

Monitor and maintain all network infrastructure equipment ensuring minimized downtime

HINDUJA GROUPS, INDIA MAY 2012 -Dec 2014Jr. Network Administrator

Responsibilities:

Install and configure cisco routers, switches and firewalls of various models. Upgrade codes, IOS, and patches for different network devices.

Performed TCP/IP networking based administration including VLANs, inter-VLAN routing, trunking, STP, RSTP, port aggregation & link negotiation and port security

Configuring& troubleshooting of routing protocols: Static, OSPF and EIGRP

Troubleshooting LAN and WAN problems, Application working slow problems.

Configuring network devices for TACACS+, Syslog, SNMP, DHCP and DNS.

Configuration of 2500, 4000 series Cisco Wireless LAN Controllers for access points.

Diagnose and configured Cisco ASA firewalls.

Planning the placement of wireless access points and maintaining wireless devices to provide seamless connectivity.

Bac and upgrading Cisco IOS using TFTP server

Monitor/maintain network connectivity & traffic using network monitoring tools to ensure optimal performance

Responsible for researching new technology directions and making recommendations for improving the reliability & functionality of LAN & WAN.

Education:

Bachelor of Technology in Computer Science and Engineering, India

Masters in Telecommunications

Certifications:

CCNA(R&S Active)



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