profile-pic

TummaRaviTeja

I am a Site Reliability Engineer at Liveperson, where I work on SRE, DevOps, and cloud operations in private and public cloud environments, using various tools and technologies such as Kubernetes, OpenShift, EKS, gke, OpenStack, Linux, terraform, ansible, Gitlab, Jenkins,shell scripting, AWS, Azure, and gcp.

With more than 8 years of experience in the IT industry, I have developed skills and knowledge in Kubernetes, DevOps, cicd, terraform, shell scripting, cloud and Linux administration. I hold multiple certifications in Kubernetes(CKA), Red Hat Certified System Administrator (RHCSA), AWS Solutions Architect Associate, Azure Fundamentals(google cloud associate engineer), and Azure Associate Administrator(az104). I have a Bachelor of Technology (B.Tech.) in EEE from Hyderabad Institute of Technology & Management.

My goal is to leverage my expertise in Kubernetes, DevOps, and cloud to deliver reliable, scalable, and efficient solutions for complex and challenging problems. I enjoy collaborating with diverse and talented teams, learning new technologies, and contributing to the growth and success of the organization.

  • Role

    Flux & Site Reliability Engineer

  • Years of Experience

    7.4 years

Skillsets

  • Linux
  • VMware
  • Vagrant
  • Ubuntu
  • Terraform
  • SVN
  • SUSE
  • Service Now
  • RHEL
  • Remedy
  • Prometheus
  • OpenStack
  • Nimbus
  • New Relic
  • LVM
  • Ansible
  • Kubernetes
  • Jira
  • Jenkins
  • Grafana
  • Git
  • GCP
  • Flux
  • Docker
  • Cvim
  • Check_mk
  • CentOS
  • Azure
  • AWS

Professional Summary

7.4Years
  • Aug, 2024 - Present1 yr 3 months

    Site Reliability Engineer

    Liveperson Inc
  • Dec, 2022 - Aug, 20241 yr 7 months

    Tech Lead (SRE)

    Tech Mahindra Ltd
  • Oct, 2022 - Dec, 2022 2 months

    Tech Lead (Site Reliability Engineer)

    STL Digital Ltd
  • Feb, 2020 - Feb, 2021 11 months

    System Administrator (Linux + AWS Support)

    Energytech global pvt ltd
  • Feb, 2021 - May, 20221 yr 3 months

    Site Reliability Engineer (Linux + K8s + AWS Support)

    TCS
  • May, 2022 - Sep, 2022 4 months

    Tech Lead (Site Reliability Engineer)

    Sterlite Technologies Ltd
  • Jun, 2017 - Feb, 20202 yr 7 months

    Linux Administrator (Analyst)

    HCL Technologies Ltd
  • Nov, 2016 - Jun, 2017 6 months

    Trainee (Linux Environment)

    HCL Training and staffing services Pvt Ltd

  • SRE (Site Reliability Engineer)

    Rakuten Mobile Inc

Applications & Tools Known

  • icon-tool

    CentOS

  • icon-tool

    Ubuntu

  • icon-tool

    LVM

  • icon-tool

    K8s

  • icon-tool

    Grafana

  • icon-tool

    New Relic

  • icon-tool

    ServiceNow

  • icon-tool

    Jira

  • icon-tool

    Remedy

  • icon-tool

    BMC

  • icon-tool

    Ansible

  • icon-tool

    Vagrant

  • icon-tool

    SVN

  • icon-tool

    Jenkins

  • icon-tool

    Terraform

  • icon-tool

    Git

Work History

7.4Years

Site Reliability Engineer

Liveperson Inc
Aug, 2024 - Present1 yr 3 months
    Responsible for Kubernetes administration in GKE, AWS EKS; manages Linux servers in multi-cloud environments; builds and maintains CI/CD pipelines using Gitlab; uses Terraform, Ansible, Flux CD; ensures high uptime and reliability; develops monitoring and alerting systems with Grafana and Prometheus; manages Docker containers for Kubernetes deployments.

Tech Lead (SRE)

Tech Mahindra Ltd
Dec, 2022 - Aug, 20241 yr 7 months
    Worked as Kubernetes engineer handling administration activities for on-prem Kubernetes environments; cluster issues, deployments, certificate renewals, upgrades; managed containers, vulnerability remediation with Sysdig; used Jenkins, Gitlab, Ansible, Jira, New Relic, Terraform; handled cloud infrastructure on AWS, GCP, OCI; managed Docker with Kubernetes microservices; built clusters on bare metal and cloud; managed GitOps deployments with Flux.

Tech Lead (Site Reliability Engineer)

STL Digital Ltd
Oct, 2022 - Dec, 2022 2 months
    Deployment engineer for cloud infrastructure based on OpenStack and Kubernetes; managed Linux, Openstack, Docker, Kubernetes, Ansible; performed Unix/Linux administration, redhat server patching via ansible; server builds in VMware, AWS, Azure, Openstack; handled tickets in 24/7 environment; managed Docker with Kubernetes microservices; built clusters on AWS, VMware, Openstack; troubleshooting Kubernetes issues; infrastructure changes using Terraform.

Tech Lead (Site Reliability Engineer)

Sterlite Technologies Ltd
May, 2022 - Sep, 2022 4 months
    Deployment engineer for cloud infrastructure based on OpenStack and Kubernetes; managed Linux, Openstack, Docker, Kubernetes, Ansible; performed Unix/Linux administration, redhat server patching via ansible; server builds in VMware, AWS, Azure, Openstack; handled tickets in 24/7 environment; managed Docker with Kubernetes microservices; built clusters on AWS, VMware, Openstack; troubleshooting Kubernetes issues; infrastructure changes using Terraform.

Site Reliability Engineer (Linux + K8s + AWS Support)

TCS
Feb, 2021 - May, 20221 yr 3 months
    Supported Kubernetes, Linux, Openstack; managed Docker with Kubernetes microservices; built clusters on AWS, VMware, Openstack; troubleshooting Kubernetes issues; followed ITIL processes; managed real-time alerts, tickets, change requests; managed 10000+ servers; datacenter operations, hardware replacements, firmware upgrades; coordinated with vendors; deployed Linux servers in VM and physical hosts; performed system configuration, patching, monitoring, disk management, user management, Openstack and Openshift operations.

System Administrator (Linux + AWS Support)

Energytech global pvt ltd
Feb, 2020 - Feb, 2021 11 months
    Linux and AWS support; deployed servers, managed buckets, IAM roles, VPC, EC2, SNS, CloudWatch, CloudFront, Route 53, CloudFormation; handled Unix/Linux, ELB, auto scaling, PostgreSQL, network troubleshooting; deployed Linux instances in AWS; supported and troubleshot Linux server issues; handled tickets; performed devops operations; ran ansible playbooks via Jenkins; handled deployments; installed web applications; managed VPN; supported Windows OS; coordinated with vendors; managed inventory and asset; performed server maintenance, security audits, patching, created VPCs, subnets, auto-scaling, load balancers, notifications, AMIs, snapshots, IAM, monitoring.

Linux Administrator (Analyst)

HCL Technologies Ltd
Jun, 2017 - Feb, 20202 yr 7 months
    Unix/Linux support; followed ITIL processes; managed real-time alerts, tickets, change requests; managed 3000 servers (Redhat, SuSe, Solaris, AIX); datacenter operations, hardware replacements; deployed Linux servers in VM; performed installation, configuration, maintenance, decommissioning, patching, troubleshooting; monitored disk space, errors, memory, CPU; disk management, cron jobs, permissions, NTP; remote administration via SSH; coordinated with vendors; firmware upgrades; planned and executed changes; raised tickets; managed packages, system configuration, volume groups, user management.

Trainee (Linux Environment)

HCL Training and staffing services Pvt Ltd
Nov, 2016 - Jun, 2017 6 months

SRE (Site Reliability Engineer)

Rakuten Mobile Inc
    Worked on cloud infrastructure based on OpenStack and Kubernetes; handled Linux, Openstack, Docker, Kubernetes, Ansible, AWS, Robin IO K8s; managed Kubernetes environment issues, cluster failures, troubleshooting; handled tickets within SLA; managed bare metal server issues and hardware replacements; performed server builds in AWS, Azure, Openstack; managed Docker with Kubernetes microservices; built clusters on bare metal and cloud.

Major Projects

5Projects

Rakuten Mobile Inc

    Managing cloud infrastructure based on OpenStack and Kubernetes, troubleshooting Kubernetes issues, bare metal server maintenance, and automating configurations with Terraform and Ansible.

Verizon (VDSI)

Dec, 2022 - Aug, 20241 yr 7 months
    Kubernetes administration and Linux administration support, troubleshooting cluster and deployment failures, GitOps using Flux, and managing cloud-based infrastructure in AWS, Google Cloud Platform, and OCI.

Nokia NCS and Nokia CBIS

May, 2022 - Dec, 2022 6 months
    Deployment engineer for OpenStack and Kubernetes infrastructure, managing Linux servers, and handling server-related issues in a 24/7 work environment.

Telefonica

Feb, 2021 - May, 20221 yr 3 months
    Linux and Kubernetes support for approximately 10,000+ servers, cloud and on-prem server management, troubleshooting Kubernetes clusters, and patch management.

Becton Dickinson (BD)

Jun, 2017 - Feb, 20202 yr 7 months
    Linux administration for a large-scale server environment, monitoring server performance, and conducting firmware upgrades and patch management.

Education

  • B. Tech

    Hyderabad Institute of Technology & Management (2015)

  • Intermediate

    Narayana Jr. College (2011)

  • SSC

    Sarada vidya mandir high school (2009)

Certifications

  • Cka (kubernetes certified administrator)

  • Red hat (rhcsa)

  • Aws (solution architect associate)

  • Azure associate administrator (az104)

  • Gcp (google cloud associate engineer)

  • Azure fundamentals 900