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Yesodharan Yeso

Experience in working on Kubernetes with docker as runtime. Experience in building and upgrading Mirantis Kubernetes Engine, MSR, MCR. Identification and implementation of action plans aimed at optimizing consumption, cost and evolution of K8s clusters. Migrations and assistance to users to build images and deploy applications through CI/CD pipeline with Jenkins. Design and performing Disaster Recovery exercises in production K8s clusters. Implementing and managing K8s CNI/CSI/CRD using Helm, Kustomize and ArgoCD. Experience in working open-stack private cloud, Cinder storage and Load- balancers. Hands on experience on multiple DevOps technologies and scripting using python and shell scripts. Experience in Automation of tasks/configuration management using Ansible and puppet. In-depth knowledge on administration and troubleshooting of multiple operating systems including Redhat Enterprise Linux, Redhat enterprise virtualizations, oracle Solaris, and HP-UX. Good Hands-on experience in Red Hat Enterprise Virtualization Hypervisor, Solaris Zones, and VMware virtualizations. Experience in Identity management (IDM) and Centrify directory services. Hands on experience in supporting DRP activities, BCP plan implementations and documentation. Hand on experience in HP data protection and Veritas NetBackup enterprise backup solution with enterprise backup libraries.
  • Role

    Kubernetes DEVOPS Engineer

  • Years of Experience

    12 years

Skillsets

  • Msr
  • Cinder
  • Data Protector
  • HPUX
  • IDM
  • Kustomize
  • Linux
  • Mcr
  • Mirantis
  • Cent-os
  • NetBackup
  • OpenStack
  • RedHat
  • Rhev
  • satellite
  • Shell
  • Solaris
  • Veritas
  • Ansible
  • Kubernetes - 5 Years
  • CI/CD - 5 Years
  • CI/CD - 5 Years
  • Git
  • Python
  • ArgoCD
  • AWS
  • Azure
  • Kubernetes - 5 Years
  • Helm
  • VMware
  • Terraform
  • Jenkins
  • Puppet
  • Docker
  • Oracle

Professional Summary

12Years
  • Jun, 2020 - Present5 yr 10 months

    Kubernetes DEVOPS Engineer

    CGI Canada
  • Apr, 2017 - May, 20203 yr 1 month

    Unix DEVOPS Engineer

    CGI Canada
  • Sep, 2010 - May, 20176 yr 8 months

    UNIX Admin and Datacentre management

    Tata Consultancy Services

  • UNIX Admin and Datacenter management

    HCL Infosystems
  • May, 2008 - Sep, 20102 yr 4 months

    UNIX Administrations and Datacenter management

    Tata Consultancy Services

Applications & Tools Known

  • icon-tool

    Kubernetes

  • icon-tool

    JSON

  • icon-tool

    Terrafrom

  • icon-tool

    Git

  • icon-tool

    Python

  • icon-tool

    Azure

  • icon-tool

    Unix

Work History

12Years

Kubernetes DEVOPS Engineer

CGI Canada
Jun, 2020 - Present5 yr 10 months
    Providing Kubernetes PAAS offering to all organization users. Infrastructure developed on OpenStack and public cloud. Mirantis Kubernetes Engine used for creating Kubernetes environment on-prem and AKS/EKS on cloud. Day-to-day operations, installation, monitoring, performance analysis/tuning, maintenance and support services for Kubernetes operations and projects. Monitor cluster performance and usage, perform tuning as necessary. Creating bash/python scripts for reporting, monitoring, automating manual jobs. Using ansible playbook for mass deployment and configuration changes. Using sysdig and VPA for performance analysis/tuning and monitoring. Implementation of monitoring and alerting using ELK and Grafana. Ensuring system changes follow company standards and change management process. Helping project teams migrate containerized environments. Creating Jenkins jobs for automating administrative tasks. Upgrading K8s cluster using launchpad. Managing EKS on AWS. Using terraform to create infrastructure on private cloud. Working with YAML and JSON formats for deployment and automations. Managing Azure PaaS container service AKS, Application Containers and ACR. Managing azure CNI, Policies, OSM, Azure defender in AKS. AKS observability and Insights monitoring.

Unix DEVOPS Engineer

CGI Canada
Apr, 2017 - May, 20203 yr 1 month
    Installation and administration of high-end servers running Redhat Linux, Cent OS, Oracle Linux and Solaris. Security hardening using puppet configuration management as per CIS standard. Low latency networking and troubleshooting for Marketdata and trading environments. Linux servers auto patch using Redhat Satellites and spacewalk. Redhat IDM implementation and administration. Migration from certifyagent to IDM SSD configurations. Vulnerability remediations and automations using Qualys tools. Centrify management and centralized autoFS provisioning. Administration of core DNS infra running on bind and DNSOnDemand tool. OSfactory team customizing base image. Datacenter migration of Linux servers and Storage. Provisioning and managing EC2 instances in AWS and Azure. Managing Azure Solution Using IaaS and PaaS. Azure load balancing options, including Traffic Manager, Front Door, Application Gateway, Layer4 LB. Azure Firewall, Web Application Firewall. Network perimeter, UDR, NSG etc. Azure Subscription Management and RBAC. Creation of Point to Site Azure VPN tunnel, Site to Site.

UNIX Admin and Datacentre management

Tata Consultancy Services
Sep, 2010 - May, 20176 yr 8 months
    Designing and building Redhat, Solaris, Aix, HPUX, VMware based on new project requirements. Administration of Redhat, Solaris, Aix, HPUX, VMware servers. Migrating servers from Solaris/HPUX to RHEL and physical to virtual. Datacentre management including UNIX, storage, Tape Libraries, network switches and routers. Implementations of RHEL cluster, Veritas Cluster, GFS, ZFS, MC Service Guard clusters. Backup and recovery administration using VERITAS NetBackup. Provisioning and managing EC2 instances in AWS and Azure. Implementing and configuration for LDAP/DNS/FTP/NTP servers for Redhat and Solaris server. Configuring Kick start, JumpStart, Ignite for installing new servers. Basic SAN storage administration and BCP implementation for DR. Writing scripts to automate system administration tasks using shell scripts and ansible. Patch management using Spacewalk. Setting up VMs (Windows, Linux) in Availability Set for applications. Setting up Log Analytics, Azure Monitoring and Alerting. Configure Network using Gateway, LB and WAF for three Tier Architecture. Implement and manage NSG and UDR. Azure virtual networks, VPN and express route between on premise and cloud.

UNIX Administrations and Datacenter management

Tata Consultancy Services
May, 2008 - Sep, 20102 yr 4 months
    Installation and administration of HPUX servers. Designing and managing disaster recovery solution and performing DR activities. Datacenter management including UNIX, storage, Tape Libraries. MCService Guard cluster configuration and maintenance. Backup and recovery administration using Omni Data Protector and ignite backup. Configuring SAN LUNs using LVM and raw device mapping. LVM administration. Experience in dealing with CIFS and NFS related problems.

UNIX Admin and Datacenter management

HCL Infosystems
    Providing hardware and operating system support onsite. System administration support for HP 9000 servers with HPUX OS. System administration support for Red Hat Linux Operating system versions 8.0, 9.0, Enterprise Linux 4 and 5 under Intel platforms, HCL, HP, Compaq, IBM Branded Servers. Installation and maintenance of all Intel Servers, Desktops and networking products.

Education

  • Diploma in Electronics engineering

  • Bachelor of Computer Application BCA

Certifications

  • IBM AIX certification