// DevOps Engineer · Kubernetes Specialist

Soumit Roy

5+ years orchestrating production Kubernetes clusters, designing GitOps pipelines, and building enterprise-grade observability — for systems that never sleep.

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Years Exp.

K8s Clusters

Nodes Monitored

Certifications

Experience

Where I've Shipped

Jun 2024 — Present

Kube Admin / DevOps Engineer

Tata Consultancy Services · Kolkata

Managed 20+ production and non-production on-premise Kubernetes clusters for a Tier-1 Telecom client; performed cluster provisioning with kubeadm, control plane troubleshooting, namespace and quota management, and application failure debugging.
Led CI/CD pipeline modernization from Jenkins to a full GitOps model using GitLab Runners on Kubernetes (CI) and ArgoCD (CD), achieving 50%+ improvement in deployment speed.
Developed Bash scripts for automated SSH-based multi-server data extraction, daily health checks for critical applications, and RHEL system bootstrapping.

Oct 2020 — Jun 2024

Monitoring & Observability Engineer

Tata Consultancy Services · Kolkata

Onboarded monitoring of 2,000+ nodes in Zabbix; automated monitoring configuration via Python scripts and developed Bash scripts for Zabbix agent installation and configuration on RHEL servers.
Configured alerting, muting conditions, dashboards and event management on NewRelic and SolarWinds; integrated webhook with ServiceNow for end-to-end ITSM event correlation.

Tech Stack

Tools of the Trade

Containers & Orchestration

KuberneteskubeadmEKSOKEDockerHelmArgoCD

CI/CD & GitOps

GitLab CIArgoCDJenkinsGitOps Workflows

Cloud Platforms

AWS EC2S3IAMVPCEKSOCI

Monitoring & Observability

ZabbixNewRelicSolarWindsServiceNow

Infrastructure & Scripting

TerraformPythonBashRHEL / Linux

Networking & Security

Traefikcert-managerTLS/SSLIngressZeroSSL

Credentials

Certified & Validated

Certified Kubernetes Administrator

CNCF

Certified Kubernetes Application Developer

CNCF

AWS Solutions Architect — Associate

Amazon Web Services

AWS SysOps Administrator — Associate

Amazon Web Services

Showcase

What I've Built

// Featured Project

Personal Kubernetes Hosting Platform

A fully self-managed K8s cluster on OCI Free Tier with production-grade CI/CD, GitOps deployment, and automated TLS — at zero infrastructure cost.

01Deployed on Oracle Kubernetes Engine (OKE) with zero infrastructure cost beyond annual domain renewal.

02Production-grade CI/CD pipeline using GitLab and ArgoCD with fully automated deployments.

03Traefik ingress with OCI Load Balancer and cert-manager for automated ZeroSSL certificates.

04All configs and manifests publicly available on GitLab; ArgoCD UI accessible for live demo.

KubernetesOKEArgoCDGitLab CITraefikcert-managerZeroSSLOCI