Karthik Reddy Yasa

**** ******** **., ****** ****, NJ 08034 add7d1@r.postjobfree.com +1-732-***-****

OBJECTIVE

Seeking a full-time position in Network Engineering field. Experience working for service providers. Hold a master’s degree majoring in Information Assurance.

PROFESSIONAL EXPERIENCE

Comcast, Mount Laurel, NJ January 2019 – Present

Role: Sr. SD-WAN Engineer

Responsibilities:

Managed services for customer network implementations and can design complex networks based on their design and needs

Assist in evaluating uCPE devices, and new cloud platforms roadmap and vendor selections of SDN/NFV technologies for Managed Services, Internet Services, and IP-VPN services of SD-WAN

SD-WAN NFV functional testing planning, testing executions and verify and track issues and resolve issues with vendors.

Support high level designs and integration OSS systems of Service fulfillments, service activations and services assurances functions for SDN/NFV (such as vCPE and Cloud platform) for new Managed Services, Internet Services, and IP-VPN services of SD-WAN

Troubleshooting the Network Routing protocol BGP on Versa Controllers

Work on development of automation & tools using scripting

Configuring Versa Director, Controllers and Analytics and onboarding uCPE’s and vCPE’.

Maintaining Openstack Lab Environment and perform Tenant onboarding

Manage and troubleshooting Openstack components like Heat, Neutron, Cinder, Glance, Nova, Swift, Keystone and Ceilometer

Configuring the Juniper MX and Cisco routers as per our test plan and priority is to find bugs and ensure the code is healthy enough to be deployed in production

Auditing, modifying, and provisioning configurations on lab equipment. Experience implementing and troubleshooting complex IP routing scenarios (Including BGP & OSPF, MPLS VPNs, Layer2/Layer3 Vlans)

IXIA network to generate E2E traffic, and monitor logs in Enterprise Splunk

Upgrading Versa Director, Versa Flex and Analytics to latest code in lab and production through Automation tool and manually

Troubleshooting on Versa Director, Versa Flex (Staging and Controller) and Analytics

Support product introductions of new services of SD-WAN, such as generating procedural and technical documents, training activation, care, NOC operation and other engineers, support escalations from Service activations and NOC operations

AT&T, Middletown, NJ July 2016 – December 2018

Role: Sr. Cloud Network Engineer

Responsibilities:

Design and deliver solutions for network related projects as well as part of Level-3 Network

Operations Team

Working on AT&T Network on-Demand Software Defined Networking (SDN) solutions like ‘AT&T NetBond for Cloud’

Worked on designs to migrate end customer services from legacy platform to cloud based platforms

Worked on Juniper MX-480 and 960 routers for certification and lab troubleshooting

Troubleshooting the Network Routing protocols (BGP and OSPF) during the migrations and new client connections and Configuring Palo Alto policies and setting different device configurations

Troubleshooted and verifying test cases for OSPF, eBGP, iBGP and LDP with Spirent and IXIA (Network and Load) testing tools

Involved into Design and testing of service migration & integration from legacy platform to OpenStack based platform

Providing OpenStack based on-demand Cloud Netbond products & services to customers, as part of AT&T’s NFV efforts

Design & testing of under-lay & over-lay network for Cloud platform utilizing VMware ESXi, KVM, SR-IOV, HP Gen 8/9 servers, Juniper & Cisco devices, OpenStack Heat template, distributed storage, VXLAN, MPLS over GRE, etc.

Worked on AT&T Network transformation initiative, Domain 2.0 program, which is driven by the implementation of Software Defined Networks (SDN) and Network Functions Virtualization (NFV).

Regression testing for Juniper Junos, Vyatta vRouter feature testing like LAG/LACP, Hashing, TCP/IP, BGP, L3 VPN, etc.

Configuring routing protocols like OSPF and BGP on Juniper and Cisco devices

Regression testing of control plane migration from one platform to another

Design & testing of Service Innovation and product enhancement

Worked as Tier3 support for Production issues

Propose network redesign based on client hardware guidelines, network policies and individual site's unique characteristics

Implementation of basic internal QOS designs in lab routers

Configured Cisco 7613 routers for interconnectivity between the network for lab setup

Updated existing scripts in Bash and Python for automation upgrade steps (pre/post checks) and audits in the Juniper and Cisco routers

Created and troubleshoot network connectivity issues from end to end on IXIA and Spirent testing tools

Worked on Route-Reflectors to troubleshoot BGP issues related to customer route prefixes also route filtering using Route-maps

Monitors juniper routers performance and troubleshoots problem areas as needed

Documented the design, implementation and troubleshooting procedures

Worked on Route-Reflectors to troubleshoot BGP issues related to customer route prefixes also route filtering using Route-maps

Responsible for manual execution of the feature test cases and automating the same as per the requirement

Responsible for understanding and analyzing the various Feature Specifications and Test plans as part of verification process

Performing network monitoring, providing analysis using tool like Wireshark

Comcast, Mount Laurel, NJ March 2015 – June 2016

Role: Cloud Network Engineer

Responsibilities:

Analyzed Network design to determine what were the major problems and improvements needed to be made to the network infrastructure

Attend daily scrums, sync up meetings worked with developers and follow agile methodologies.

Troubleshooting the Network Routing protocols (BGP and OSPF) during the migrations and new client connections

Assist customers in troubleshooting Layer 2 & Layer 3 hardware and software related issue.

Experience implementing and troubleshooting complex IP routing scenarios (Including BGP & OSPF, MPLS VPNs, Layer2/Layer3 Vlans

Experience in Layer-2 technologies like VLANS, VTP, STP, RSTP, Inter-VLAN routing, VLAN Trucking, Ether Channels, VLAN access-maps and port security

Configuring and managing Juniper devices like EX and MX series

Engaged in designing, configuring and troubleshooting of LAN and WAN Infrastructure for Arista Networks

Configured and troubleshoot of Arista 7150, 7280 and 7050 switches

Installed, configured and troubleshooted versa uCPE's

Maintaining & Analysis of LAN infrastructure, firewall logs, IP tables, Network usage details.

Designed and implemented Routing and switching (BGP, OSPF, MPLS) in Juniper MX, SRX routers

Worked as a part of data center deployment to migrate from Cisco 6500 to Nexus

Managing and configuring Cisco Switches and Routers independently

Configuring, implementing and troubleshooting VLAN's, VTP, STP, Trunking, Ether channels

Apollo Micro Systems, India January 2011 – June 2013

Role: Network Engineer

Responsibilities:

Primary responsibility was evaluating performance of our customer’s network and providing technical support in terms of upgrading, improving and expanding the network

Assist customers in troubleshooting hardware/software related issues on various platforms and provide technical assistance to customers

Setting up VLANs with 802.1q tagging, Ethernet channels, VTP, STP and dot1q trunk between switches

Troubleshooting of complex LAN/WAN infrastructure that include routing protocols EIGRP, OSPF & BGP

Provide troubleshooting, defect management, and training documentation skills

Solving customer escalated network severity cases in a timely manner by leveraging Cisco Enterprise Switch technologies

Provision new users, network devices and servers daily

Review all system logs, record issues and remediate any issues

Participate in on-call rotation and escalations

Maintain and utilize network and system monitoring tools to troubleshoot issues

TECHNICAL SKILLS

Routing/Switching : BGP, OSPF, EIGRP, RIP, Frame relay, Static routing, Route Filtering

Other Protocols : IP, TCP, UDP, NAT, DNS, BFD, STP, ICMP, PPP, HTTP, SSH, SSL

LAN/WAN Technologies : Ethernet, MPLS, VLANs, VXLAN, Port Security

Routers : Juniper based J2320, MX series, Cisco based 2950,76xx, ASR and

CRS series

Switches : Juniper EX, QFX, Arista 7K, Nexus 5K, 7K, Cisco Catalyst 2960,3550,

3750,4500, 6500

Software Tools : Openstack, Wireshark, Spirent, Ixia, SecureCRT, Ansible, Splunk

OS and Programming Languages : JunOS, Cisco IOS, NX-OS, Arista EOS, Linux, Ubuntu, Windows

SD-WAN : Versa Networks (Director, Controller, uCPE’s and Analytics)

EDUCATION:

Master’s in Information Assurance from Wilmington University, Delaware, USA. (Sept. 2015)

Bachelor’s in Computer Science, JNTU, Hyderabad, India. (June 2011)

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