Summary
Overview
Work History
Education
Skills
Certification
Timeline
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Ramakrishna Kothamasu

Senior DevOps Engineer
Sunnyvale,CA

Summary

Multi-talented DevOps / SRE / Cloud Engineer consistently rewarded for success in planning and operational improvements. Purpose-driven professional with the capacity to be a strong team player plus work effectively independently.

Overview

10
10
years of professional experience
1
1
Certification

Work History

Sr. DevOps Engineer

NVIDIA
Santa Clara, CA
05.2020 - Current
  • Building the internal cloud of 25,000 servers by making the data centers available within a week.
  • Reduced the monthly costs by millions by migrating the raw infrastructure to the internal OpenStack cloud.
  • Created an automated process for enrolling the bare metals into the OpenStack cloud by using Python3, Google Sheets, GitLab, and the OpenStack API.
  • Successfully created and maintained CI/CD pipelines for creating custom Linux and Windows images using Jenkins, Packer, Glance, Ansible, and Vault.
  • Creating the pre- and post-provisioning Ansible playbooks for internal cloud users.
  • Set up AWX servers on Linux to handle multiple cloud users simultaneously.
  • Moving all the critical infrastructure (~200 servers) from AWS to the company's internal data centers for latency applications.
  • Set up and maintain an alert and monitoring mechanism using Grafana for the entire infrastructure.
  • Collaborated with the dev and SRE teams to help with OpenStack cloud.
  • Creating the schedule for the on-call rotation on PagerDuty for the Infra team.

DevOps and Cloud Engineer

Vijaya Solution DBA SDN Global
Monroe, NJ
04.2016 - 04.2020
  • Writing Ansible playbooks for updating Flexware boxes and Individual VNF's(Network VMs).
  • Developing a python-based framework to configure and deploy network services on data-plane devices, run test traffic, and measure performance, using Libvirt, REST/Netconf.
  • Automated 100+ test cases and traffic scenarios (TCP, UDP, Throughput, Packetdrop, Latency, Jitter) for ATT Flexware.
  • Automated wanx and PaloAlto Firewalls testing on ATT Flexware with Riverbed SteelScript and PaloAlto RESTapi.
  • Created programming modules in Go and Python for auto-creation for Virtual Functions for Intel NIC cards.
  • Designing, building, and/or enhancing sd-wan solutions based on cloud platforms such as OpenStack, Amazon AWS, Google Cloud Platform.
  • Certifying the SD-WAN product scale functionally (10 VM's/ Containers to 20K VM's / Containers) on different cloud environments, includes AWS, GCP (Google Cloud), AIC (OpenStack).
  • Deployed SD-WAN product on ATT AIC (SD-WAN Orchestrator and Gateways on Openstack/AWS/GCP) and Edge on ATT Flexware and White boxes through terraform and ansible.
  • Building/Maintaining Docker container clusters managed by Kubernetes and Docker, on GCP (Google Cloud Platform).
  • Provide infrastructure support by participating in rotational on-call support as well as performing recovery, maintenance, and upgrades during weekend and evening hours.
  • Write automation/self-healing scripts in Go to maintain the GCP environments(dev, sit, uat, prod).
  • Automated end-to-end infrastructure with terraform, from on-site VMware to GCP Monitoring.
  • Configuring the maintaining of the VM configurations with Puppet and Puppet bolt.

Network Application Engineer

Promatrix Corp
New Brunswick, NJ
10.2015 - 03.2016
  • Performed switching technology administration including Vlans, inter-Vlan routing, trucking, port aggregation.
  • Layer 2 switching technology architecture, implementation, and operations including L2 and L3 switching.

Application Support Engineer

MOONIT Solutions
Dallas, TX
02.2015 - 09.2015
  • Analyzing and parsing structured and unstructured data using python numpy and python pandas
  • Created Front-End using Django and D3.js frameworks for analyzed data

Education

Master of Science - Computer Networking And Telecommunications

University of New Haven
West Haven, CT

Master of Science - Computer Science

National Institute of Technology
Patna, INDIA
08.2013

Bachelor of Science - Computer Science

JNTU
Hyderabad, INDIA
07.2010

Skills

  • Cloud: GCP, AWS
  • Programming: Python, Go, bash
  • SCM Tools: Ansible, Puppet
  • IaaC: Terraform, Deployment Manager, CloudFormation
  • OpenStack: SR-IOV, DPDK, Libvirt, OpenvSwitch, Openflow, Quagga
  • Containers: Docker, LXC, Kubernetes
  • Monitoring: Nagios, Prometheus, Stackdriver
  • Networking: Cisco, Juniper, Spirent, PaloAlto, sd-wan
  • Protocols: TCP/IP, UDP, BGP, OSPF

Certification

  • CCNA(R/S) - Cisco Certified Network Associate
  • JNCIA - Juniper Networks Certified Associate
  • Google Cloud Associate
  • Google Cloud Network Professional
  • Google Cloud Architect

Timeline

Sr. DevOps Engineer

NVIDIA
05.2020 - Current

DevOps and Cloud Engineer

Vijaya Solution DBA SDN Global
04.2016 - 04.2020

Network Application Engineer

Promatrix Corp
10.2015 - 03.2016

Application Support Engineer

MOONIT Solutions
02.2015 - 09.2015

Master of Science - Computer Networking And Telecommunications

University of New Haven

Master of Science - Computer Science

National Institute of Technology

Bachelor of Science - Computer Science

JNTU

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Ramakrishna KothamasuSenior DevOps Engineer