Devops Engineer Infrastructure Automation

Bhagat Pentela **************@*****.***

Professional Summary

•Results-driven DevOps Engineer with 6+ years of experience designing and implementing scalable CI/CD pipelines, infrastructure automation, and deployment strategies across cloud and hybrid environments.

•Proven expertise in tools such as Jenkins, GitHub, Terraform, Docker, Kubernetes, and Ansible to streamline software delivery and enhance operational efficiency.

•Strong background in collaborating with cross-functional teams to gather requirements, improve SDLC workflows, and drive adoption of modern DevOps practices.

•Skilled in migrating legacy applications to containerized microservices, setting up distributed build/test environments, and managing deployments on both Linux and Windows platforms.

•Adept at developing and integrating APIs for pipeline automation, leveraging container orchestration platforms like OpenShift and Tanzu to ensure high availability and scalability.

TECHNICAL SKILLS:

Cloud: AWS, GCP, Azure.

Configuration Management: Run deck, Ansible.

CI & CD: Jenkins, Git, Maven, Ant, SonarQube

Orchestration Tools: Docker, Kubernetes.

Scripting: UNIX Shell, Python and Java Script, AWK Script

Infrastructure as code (IAC): CloudFormation, Terraform, Packer

WORK EXPERIENCE:

Client: Equifax; Atlanta July 2024 to present

Role: DevOps Engineer Responsibilities:

Designed and deployed scalable, modular AWS infrastructure using Terraform, with remote state management (S3 + DynamoDB) and reusable modules for consistent IaC practices.

Automated infrastructure provisioning and updates via CI/CD pipelines (Jenkins, GitHub Actions), embedding Terraform into deployment workflows for multiple environments.

Managed Kubernetes clusters (EKS/OpenShift) for microservices deployment, using Helm and

Kustomize for templating and environment-specific configurations.

Implemented Kubernetes best practices including Horizontal Pod Autoscaling, resource limits, and Pod Disruption Budgets for high availability and scalability.

Applied DevSecOps principles by configuring RBAC, Network Policies, and Secrets Management

in Kubernetes clusters, along with automated TLS using cert-manager.

Monitored cloud-native applications using Prometheus, Grafana, and CloudWatch, enabling real-time alerting and system observability.

Configured and deployed Kepware OPC servers to establish reliable communication between SCADA systems and industrial PLCs (Siemens, Allen-Bradley, etc.) in manufacturing environments.

Automated CI/CD pipelines integrated with OpenShift for application build, test, and deployment, leveraging Jenkins, GitHub Actions, and Helm/Kustomize.

Designed and deployed scalable infrastructure on GCP using Terraform with remote state storage in Google Cloud Storage and state locking via Cloud Spanner / Firestore.

Performed data validation, updates, and migrations within PostgreSQL using PGAdmin interface for production and staging environments.

Designed, deployed, and managed OpenShift clusters for containerized microservices, ensuring scalability, high availability, and security across hybrid and cloud environments.

Standardized CI/CD processes across teams, reducing deployment time and improving release confidence by introducing automation and validation checkpoints.

Implemented Portworx as a cloud-native storage solution for Kubernetes and OpenShift clusters, enabling persistent storage for stateful applications in production.

Automated provisioning of Portworx storage classes and dynamic volume claims within CI/CD pipelines for seamless developer self-service.

Built and maintained CI/CD pipelines in Jenkins and GitHub Actions for GCP workloads, integrating with Cloud Build and Artifact Registry for container image management.

Integrated PLC-based control systems (Allen-Bradley, Siemens, Modicon) with backend data platforms using industrial protocols such as Modbus/TCP, Ethernet/IP, and OPC UA.

Built custom automation tools and scripts using Python, Bash, and Groovy to streamline deployment tasks, enhance logging, and integrate with existing infrastructure.

Client: Webile Apps, Hyderabad July 2019 to August 2022 Role: DevOps Engineer

Responsibilities:

Partnered with development, engineering, and operations teams to gather technical requirements and implement comprehensive CI/CD strategies, driving cross-functional adoption and improvements.

Designed, developed, and maintained scalable CI/CD pipelines using Jenkins, GitHub, JFrog Artifactory, Terraform, and Ansible, optimizing software delivery across bare-metal, virtual, and containerized environments.

Migrated legacy applications to modern, containerized microservices using Docker and Kubernetes, improving scalability, performance, and deployment efficiency.

Built distributed and parallel build/test environments with tools like Maven, Gradle, and MS Build, enhancing development velocity and supporting large-scale workflows.

Developed and deployed scripts to extract real-time data from PLCs and feed into PostgreSQL and SCADA/HMI systems for operational monitoring

Configured Portworx volumes, snapshots, and replication policies to ensure high availability, disaster recovery, and business continuity for containerized workloads..

Wrote and executed SQL queries in PGAdmin to support CI/CD pipeline verification, deployment health checks, and application configuration updates

Automated provisioning and configuration of GCP resources including Compute Engine, Cloud SQL, Cloud Storage, and VPC networking using Infrastructure-as-Code practices.

Applied Test-Driven Development(TDD)principles to infrastructure-as-code(Terrafprm,Cloud Formation)and automation scripts,ensuring reliability before deployment.

Designed and implemented Behavior-Driven Development (BDD) scenarios using Cucumber, Mocha, or Jest for validating CI/CD pipeline workflows and application deployments.

Developed and managed Kepware channel, device, and tag configurations to interface with Modbus/TCP and Ethernet/IP-based control systems.

Developed and integrated RESTful APIs to streamline build and deployment pipelines, ensuring seamless interaction between CI/CD tools, infrastructure, and services.

Led CI/CD process optimization by identifying toolchain gaps, simplifying code promotion workflows, and enhancing developer experience across the SDLC.

Integrated Kepware with PostgreSQL and other databases to log real-time machine data for analytics and reporting dashboards.

Developed custom CI/CD pipeline scripts in JavaScript/TypeScript to automate build, test, and deployment processes across multi-environment Kubernetes clusters.

Supported configuration and diagnostics of PLC tags, ladder logic verification, and communication health checks between PLCs and edge device

Secured ELK deployments by implementing TLS encryption, role-based access control (RBAC), and fine-grained access policies for developers and ops teams.

Administered cross-platform Linux and Windows environments, implementing reusable deployment standards and leveraging orchestration tools like Kubernetes, OpenShift, and Tanzu for robust, automated deployments.

Client: Value Labs, Hyderabad, India. October 2017 – July 2019 Role: Systems Engineer

Responsibilities:

•Migrated CI/CD pipelines from Jenkins and Bitbucket to GitLab, optimizing workflows and integrating automated testing.

•Proficient in writing CloudFormation Templates (CFT) in YAML/JSON to implement Infrastructure as Code.

•Experienced in creating Docker containers, leveraging existing Linux containers and AMIs, and building custom containers from scratch.

•Designed and implemented secure AWS environments using NAT gateways, bastion hosts, security groups, ACLs, and route tables.

• Created serverless functions (AWS Lambda / Azure Functions) in TypeScript to automate cloud operations, event triggers, and system monitoring workflows

• Integrated JavaScript/TypeScript utilities with Terraform and Ansible to dynamically provision and configure cloud infrastructure

•Integrated Portworx with AWS EBS, Azure Disk, and GCP Persistent Disks to enable hybrid and multi-cloud storage orchestration.

•Applied DevSecOps best practices in GCP by enabling VPC Service Controls, Cloud Armor, and automated vulnerability scans with Container Analysis.

•Created and maintained PostgreSQL schemas, indexes, views, and stored procedures through PGAdmin for multiple microservices and APIs.Managed database users and permissions through PGAdmin,

•Developed custom Kibana dashboards and visualizations to monitor application performance, infrastructure health, and security compliance in real time.

•Created and managed EC2 instances with custom AMIs, bootstrapping with shell scripts for automation.

•Implemented secure connectivity and redundancy for PLC communication in critical production environments, ensuring minimal downtime

•Integrated ELK with Prometheus, Grafana, and Alertmanager for proactive monitoring and automated alerting.

•Configured S3 buckets for storage and static content delivery, and elastic load balancers with auto- scaling groups for fault-tolerant, high-availability solutions.

•Monitored and managed AWS environments using CloudWatch for alerts and performance tracking.

Implemented and managed CI/CD pipelines using GitLab CI, integrating static code analysis and automated deployment strategies to multiple environments.

Automated PLC data logging using MQTT and REST APIs for integration with cloud-based data lakes and analytics platforms.

Developed and maintained Terraform scripts for provisioning and managing cloud infrastructure across development, staging, and production environments.

Automated infrastructure and application deployments using Ansible and custom shell scripts to reduce manual intervention and human error.

Integrated monitoring and logging tools such as ELK Stack and Splunk to gain visibility into application performance and system health.

Certifications

Lean Six Sigma Green Belt

AWS Certified Solution Architect Academic Process Mining Fundamentals

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