devops engineer
Resume:
JABEER ALISHA SHAIK
DevOps / Cloud / Linux Engineer
**********@*****.*** 857-***-**** linkedin.com/in/jabeer-s-688337158 Little Elm, TX
PROFESSIONAL SUMMARY
DevOps Engineer with 11+ years of experience in CI/CD, cloud platforms, automation, and infrastructure reliability.
Expert in Jenkins, Kubernetes, Terraform, Ansible, Docker, and AWS/EKS.
Strong in scripting (Python, Shell, PowerShell) for automation and operational efficiency.
Experienced in Kubernetes deployments, IaC workflows, and scalable cloud infrastructure.
Focused on improving delivery speed, system stability, and DevOps best practices across teams.
ACHIEVEMENTS
Completed GenAI for DevOps & DevSecOps Certification (Udemy); built a PersonalGPT assistant and a mini Terminal GPT using Python and Hugging Face LLMs, leveraging embeddings and prompt engineering to automate DevOps workflows, accelerate IaC generation, and assist in CI/CD troubleshooting.
EDUCATION
M.S. Computer Information Systems, New England College, NH, 2017
B.Tech. Information Technology, JNTUK, INDIA, 2012
TECHNICAL SKILLS
Cloud & Infrastructure
AWS (EC2, VPC, S3, IAM, EBS, RDS, CloudFormation), Azure, GCP, OpenStack
DevOps & Automation
Jenkins, Bamboo, Ansible, Terraform, Artifactory, Docker, Kubernetes, Helm, AKHQ
CI/CD & Version Control
Git, GitHub, Bitbucket, Maven, Nexus, SonarQube, GitLab CI
Monitoring & Logging
CloudWatch, Prometheus, Grafana, Datadog, ELK Stack, OpenSearch, Splunk, Nagios
Scripting & Languages
Bash, Shell, Python, Groovy, PowerShell, Perl
OS & Server Management
RHEL, CentOS, Ubuntu, Windows Server, Apache Tomcat, WebSphere
Other Tools
Jira, Confluence, Slack, Teams
Capital One Dallas, TX
DevOps Engineer Mar 2025 Present
Utilized Kanban methodology to manage DevOps, CI/CD, and operational tasks across sprints, improving delivery visibility and team coordination.
Reduced average development time for CI/CD scripts by using AI-assisted coding with GitHub Copilot.
Improved code quality and consistency by adopting AI-suggested best practices during development.
Integrated Copilot in day-to-day DevOps workflows, expediting development of Ansible playbooks, Terraform Modules, and Jenkins pipelines.
Designed and implemented cloud-native architectures on AWS, enabling scalable, secure, and highly available containerized platforms aligned with business and operational needs.
Built and administered AWS Kubernetes (EKS) clusters from scratch using Terraform, configuring control plane components, worker nodes, networking, ingress, DNS, autoscaling, and observability add-ons.
Developed and maintained CI/CD pipelines using Jenkins and GitHub, automating build, test, containerization, and deployment workflows to accelerate release cycles and reduce manual effort.
Implemented Infrastructure as Code (IaC) using Terraform, creating reusable modules for AWS networking, IAM, EKS, MSK, and supporting services to ensure consistency and repeatability.
Automated application delivery and configuration rollouts by integrating Terraform, Jenkins, and Kubernetes, enabling reliable multi-environment deployments.
Containerized cloud-native microservices using Docker with optimized multi-stage builds, improving image security, build speed, and runtime efficiency.
Designed and deployed AKHQ on AWS/EKS to manage Kafka platforms, improving operational reliability through consumer lag monitoring, topic visibility, and distributed system observability.
Automated certificate lifecycle management (issuance, renewal, rotation, and decommissioning) across Kubernetes and cloud environments, eliminating manual intervention and preventing certificate expirations.
Implemented Kubernetes certificate management using cert-manager, enabling automated TLS provisioning and seamless certificate renewal for microservices running on EKS.
Integrated certificate monitoring and alerting with observability tools, proactively identifying expiring certificates and reducing production incidents.
Built automation workflows for certificate notifications and escalation, integrating with ticketing systems to improve response time and operational visibility.
Implemented monitoring, logging, and observability by integrating application and infrastructure metrics into centralized dashboards, improving system reliability and MTTR.
Drove automation initiatives using Terraform, Ansible, and scripting, reducing manual provisioning, standardizing workflows, and improving system scalability.
Collaborated closely with development, security, and operations teams to onboard services, optimize CI/CD workflows, and enforce DevOps best practices.
Authored runbooks, IaC documentation, and operational guides, strengthening alignment between IT operations and development teams.
Reduced compliance and audit overhead by standardizing DevOps processes, enforcing security controls, and automating evidence collection.
AFS/CMS Dallas, TX
DevOps Engineer Nov 2022 Mar 2025
Worked closely with team members in Agile sprints, contributing to stand-ups, planning, grooming, and review sessions to enhance delivery efficiency.
Designed, deployed, and managed AWS cloud infrastructure and EKS clusters using Terraform, supporting scalable, secure, and cloud-native application delivery.
Built and supported Kubernetes environments across Dev, QA, and Production, configuring networking, ingress, DNS, RBAC, storage, and autoscaling policies.
Designed and maintained CI/CD pipelines using Jenkins, automating application builds, testing, container image creation, security scans, and Kubernetes deployments.
Migrated legacy Jenkins Freestyle jobs to pipeline-as-code, improving deployment reliability, auditability, and cross-team consistency.
Implemented Infrastructure as Code (IaC) practices to automate AWS resource provisioning, reduce configuration drift, and improve environment stability.
Automated operational workflows using Ansible, Python, and Shell scripting, streamlining patching, configuration management, and remediation tasks.
Designed automated testing pipelines to execute API tests, publish results to S3, and notify teams, improving release confidence and deployment quality.
Performed end-to-end troubleshooting across CI/CD pipelines, Kubernetes, AWS networking, and Linux systems, ensuring system reliability and performance.
Automated certificate provisioning and renewal processes using scripting (Python/Shell), improving security compliance and reducing manual overhead.
Supported TLS certificate management for Kubernetes workloads, including secret rotation and secure service-to-service communication.
Integrated DevSecOps practices into CI/CD pipelines, including secure configuration handling and certificate-based authentication mechanisms.
Implemented monitoring, logging, and observability solutions using Prometheus, Grafana, and CloudWatch, enabling proactive alerting and faster incident response.
Collaborated with developers, security, and operations teams to optimize delivery workflows and promote DevOps best practices across the organization.
Enhanced monitoring and alerting for certificate expiration and security events, enabling proactive issue detection and faster incident response.
Supported secure cloud operations by managing IAM roles, TLS certificates, Kubernetes secrets, network policies, and compliance logging.
Participated in on-call rotations, handling production incidents and infrastructure upgrades while maintaining high availability.
Drove operational excellence by documenting standards, deployment procedures, and troubleshooting guides to improve team scalability and knowledge sharing.
Capital One Dallas, TX
DevOps Engineer Mar 2020 Sept 2022
Using agile methodology throughout the project. Involved in stand-up, grooming, planning, demo/review and retrospective sessions with team.
Automated the creation of Amazon Machine Images (AMIs) using HashiCorp Packer, ensuring consistent, version-controlled server builds across development and production environments.
Integrated Packer with Jenkins CI/CD pipelines to bake and distribute hardened AMIs with pre-installed dependencies, reducing provisioning time and configuration drift by 40%.
Develop enterprise base of machine images and deliver those images. Developed tools using Python and GoLang.
Built and supported CI/CD systems using Jenkinsfile with multiple stages across each environment to be completely automated and Pipeline as a code.
Hands on experience in writing Jenkinsfile with multiple stages for multiple applications based on the business requirements.
Developing features and provide operations support to ensure Machine images that are build understand what they do and support other applications.
Design, built and deployed a multitude applications utilizing almost all of the AWS, Including EC2, S3, Elastic Beanstalk, Elastic Load Balancing, Auto Scaling, RDS, VPC, Route53, Cloud Watch, Snapshots and IAM, focusing on high availability and fault tolerance.
Implementing AWS solutions like EC2, S3, Elastic Load Balancer (ELB) and RDS in Cloud Formation JSON templates and familiar with elastic bean stalk to deploy the code and have monitored the health of the instances and builds through CloudWatch.
Expert in Implementing Centralized logging using ELK (Elasticsearch, Logstash, and Kibana) and configured for log management within EC2 for Elasticsearch.
Setting up alarms and notifications for EC2 hosts using Cloud watch whenever there is a high traffic for Prod Environments.
Implementing a Continuous Delivery pipeline with Docker, Jenkins and GitHub and AWS AMI s.
Creating and managing Docker deployment pipeline for custom application images in the cloud using Jenkins.
Created Docker images using Docker file, worked on Docker container snapshots and managed Docker volumes.
Automate various infrastructure activities like Continuous Deployment, Application Server setup, Stack monitoring using Ansible playbooks and has Integrated Ansible with Jenkins.
Working with Configuration Management automation tool Ansible and has worked on integrating Ansible YAML Scripts.
Using Kubernetes to deploy scale, load balance, scale and manage docker containers with multiple namespace versions.
I have been using GIT as a source code repository for branching, parsing, pushing and pulling the source code day to day basis.
Analyzing and resolving conflicts related to merging of source code for GIT.
Working with yum and rpm package managers to install and update the packages and patching them whenever required.
Involved in Linux system administrator, System Builds, Server Builds, Installations, Upgrades, Patches, Migration, Trouble shooting.
Writing shell script and python script for build automation and deployment.
Participated in On-call rotation (24 X 7) to help different teams resolve their issues and off hour s system maintenance.
IBM/Aricent Austin
DevOps Engineer Oct 2017 Dec 2019
Actively participated in all Agile/SCRUM ceremonies including sprint planning, daily stand-ups, reviews, and retrospectives to drive predictable delivery and cross-functional collaboration.
Built and maintained large-scale Docker container clusters managed by Kubernetes on OpenStack (private cloud) to provide scalable, resilient CI/CD environments for enterprise applications.
Administered Kubernetes clusters performing upgrades, version rollbacks, and configuration management for core components (API Server, kubelet, etcd, scheduler) to ensure cluster stability and compatibility.
Developed and version-controlled Helm charts and deployed microservices across namespaces, enforcing policies and reproducible deployments.
Automated container image builds using optimized Dockerfiles and integrated a private Docker Hub registry with CI/CD pipelines for continuous delivery.
Installed and configured Prometheus and Grafana (via Helm) for real-time monitoring, alerting, and performance visualization of clusters and workloads.
Monitored Kubernetes workloads using K9s and custom scripts to detect pod health issues and resource bottlenecks, improving runtime efficiency.
Wrote Jenkins pipeline scripts (Groovy) to automate infrastructure upgrades, GitHub operations, and routine Kubernetes maintenance tasks.
Automated microservice deployments by integrating Jenkins, Ansible, and Docker Swarm for zero-downtime rollouts and blue-green strategies.
Created Ansible playbooks to provision VMs, deploy OpenStack environments, and install application components standardizing environment setup.
Developed Python and Shell automation for provisioning, monitoring, and operational health checks, reducing manual intervention by ~60%.
Managed and tuned Apache HTTP Server and Tomcat configurations for web tiers, reverse proxying, SSL termination, virtual hosts, and performance tuning.
Designed and maintained secure DMZ web/proxy architectures and load-balancer configurations for public-facing services, adhering to corporate network segmentation and security controls.
Implemented and renewed SSL/TLS certificates on Linux servers (key/cert management, keystores), ensuring secure communications for web services.
Provided application architecture guidance and standardization recommendations to application teams, promoting resilient deployment patterns and reusable infrastructure modules.
Used JIRA and JAMA for tracking requirements, defects, and project tasks; authored runbooks and incident reports for stakeholders.
Mentored and trained junior engineers on Kubernetes operations, container best practices, and automation tooling improving team capability and on-call readiness.
Maintained documentation and runbooks for Kubernetes operations, deployment processes, troubleshooting, and security procedures to support audits and team handoffs.
Diginet Systems Pvt Ltd Hyderabad, India
System Administrator Aug 2012 Sep 2015
Installed, configured, and maintained Red Hat Enterprise Linux (RHEL) and CentOS servers for production and development environments, ensuring security hardening and patch management.
Installed and configured core services (HTTP/HTTPS, SSH, NTP, DNS, FTP, DHCP) and managed Apache and Tomcat application stacks for high availability and performance.
Automated Linux server provisioning using Kickstart (anaconda-ks.cfg) and maintained consistent OS builds across environments.
Implemented and managed SSL/TLS certificate deployment on Linux web and application servers (keystore management, renewal, and automation).
Configured and managed web proxies and DMZ servers, ensuring secure public access while protecting internal networks.
Created and maintained shell scripts and cron jobs for periodic backups, log rotation, system cleanup, and routine maintenance tasks.
Managed file systems and storage using LVM (partitioning, resizing) and ensured reliable mount and snapshot procedures.
Performed package management and kernel upgrades using YUM/APT, and troubleshot system performance using tcpdump, netstat, and log analysis.
Administered BIND DNS and NFS, and maintained firewall rules (iptables, firewalld) to control service-level access.
Supported application teams by troubleshooting webservices integrations and advising on application architecture and standardization for Linux deployments.
Worked with DB2 and MySQL for basic administration tasks, backup/restore, and connectivity troubleshooting for application stacks.
Used JIRA for ticket tracking and change management; produced clear written communications, incident reports, and runbooks for stakeholders.
Assisted and trained team members on server administration, scripting standards, and operational best practices to improve team efficiency and reduce incident resolution time.
Exercised analytical reasoning to define problems, establish facts, and implement corrective actions for complex system issues.
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