Mahender Voddi
DevOps Engineer
West Haven,CT
Summary
4+ years of experience in IT industry as Linux Systems Administration and Cloud Engineer.
Exceptional understanding of SDLC methodologies like Agile, Waterfall and DevOps.
Experience in Linux/Unix environment (RHEL, CentOS, Ubuntu and Amazon Linux).
Experience in Creation and managing user accounts, security rights, disk space, quotas and process monitoring in Linux Environment.
Experience in AWS EC2, VPC, IAM, RDS, EBS, Elastic Load Balancer, Auto-scaling group, Route 53, security policies and routing.
Experienced in writing Bash and Python scripts, Included Boto3 to supplement automation provided by Ansible and Terraform for tasks such as encrypting EBS volumes backing AMI's and Scheduling Lambda functions for routine AWS tasks.
Set up Jenkins server and build jobs to provide continuous automated builds based on polling the Git source control system during the day and periodically scheduled builds overnight to support development needs using Jenkins.
Expertise in Branching, Merging, Tagging, and maintaining the version across the environments using SCM tools like GIT.
Experience in using Datadog APM monitoring Services across applications.
Hands on experience in monitoring EC2 instances using Nagios and Cloud Watch.
Created the cloud formation scripts, setting up the VPC (public and private subnets). Used IAM to create new accounts, roles, groups and policies.
Experience in creating life cycle policies in AWS S3 for backups to Glaciers.
Managed and supported AWS Security related issues, such IAM and S3 policies for user access
Overview
5
5
years of professional experience
1
1
year of post-secondary education
1
1
Certification
Work History
Cloud DevOps Engineer
Advithri Technologies LLC
West Haven, Connecticut
02.2023 - Current
- Company Overview: Client: Lexis Nexis Solution
- Working on CentOS and Amazon Linux administration
- Implemented APM Monitor tool Datadog to gather insights of application performances on current projects
- Setting up and monitoring infrastructure using Nagios, CloudWatch and Datadog
- Implemented OpsGenie Alerting and on Call Management tool
- Worked on migration of PostgreSQL databases to Aurora PostgreSQL Database
- Setting up Elastic Beanstalk for application deployment
- Configured CDN (CloudFront) for static hosting applications
- Configured Elastic Load balancer (ELB) including high availability of ELB using various subnets in various availability zones, configured security settings and health check for application
- Implemented multi-environment workflows with GitHub Actions, automating deployments to development, staging, and production environments
- Integrated GitHub Actions with third-party tools like Slack, Datadog, and Jira for real-time notifications and monitoring of build and deployment statuses
- Integrated GitHub Actions with monitoring tools like Datadog to track build and deployment metrics
- Used Python boto3 lambda functions to automate password rotation for applications and users
- Successfully migrated application infrastructure from EC2 to ECS, leveraging Docker for containerization and ECS for orchestration
- Monitored cloud infrastructure (EC2, ECS, RDS) and containerized environments using Datadog integrations, ensuring optimal performance
- Optimized resource utilization by monitoring CPU, memory, disk I/O, and network metrics through Datadog, ensuring efficient scaling
- Automated Datadog monitoring setup using Terraform, ensuring consistent configurations across multiple environments
- Developed custom Lambda layers to share common code and dependencies across multiple functions, reducing duplication and maintenance efforts
- Managed sensitive information in Terraform using AWS Secrets Manager and Terraform Vault integration
- Implemented resource tagging policies in Terraform to improve cost allocation and resource organization across AWS accounts
- Wrote Terraform scripts to provision and manage ECS clusters, including task definitions, service configurations, and scaling policies
- Used Ansible Tower for scheduling playbooks and used Bit bucket to store playbooks
- Install, monitor, backup and tuning of PostgreSQL and MySQL and Aurora databases
- Client: Lexis Nexis Solution
- Environment & Tools: AWS, Docker, Terraform, CloudFormation, Jenkins, Git, Data Dog, Ansible, Nagios, Shell scripting, Python, Maven, Nginx
Linux Administrator
Accenture India Pvt Ltd
Hyderabad, Telangana
09.2019 - 08.2021
- Install and configure Ubuntu, Centos on remote servers and Desktop servers
- Installed and configured Apache/Tomcat web server
- Created and modified users and groups with SUDO permission
- Responsible for setting up Cron jobs scripts on production servers
- Extensive use of Bash for scripting
- Diagnosed and resolved problems associated with DNS, DHCP, VPN, NFS, and Apache
- Creation and administration of Virtual Machines using VMware and virtual box
- OS upgrades and installation of third-party software, packages and patches as per requirement
- Configured and Administrated SFTP users, groups, Creation/Deletion, Monitoring Mail Queues, File systems, network printer & device drivers
- Resolving TCP/IP network access problems for the clients
- Developed, Maintained, updated various scripts for services (start, stop, restart, recycle, Cron jobs) UNIX based shell
- Configured and connected to SSH through SSH clients like Putty and Cyber duck
- Remotely copying files using SFTP, FTP, SCP, WinSCP, and FileZilla
- Involved in migration of projects from one flavor to another one
- Involved in development, user acceptance, and performance testing, production & disaster recovery server
- Environment & Tools: Ubuntu, Centos, Oracle Virtual box, VMware, SSH, Putty, Cyber duck, Ubuntu, RHEL, SFTP, FTP, TCP/IP, DNS, DHCP, VPN, RPM, YUM, SCP, WinSCP, and FileZilla
- Created and serviced administrator and user accounts on Linux-based systems, managed more 150 deployments.
Education
Master of Science - computer and information science
Sacred Heart University
Fairfield, CT 08.2021 - 12.2022
Skills
Languages: Python, Shell scripting
Database: MySQL and Postgres
Web/App Server: Apache, Tomcat and Nginx
Version Control: GitHub, Bitbucket
Monitoring tools: Nagios, CloudWatch, Datadog
Containerization Tools: Docker
Operating Systems: Windows, Ubuntu, Amazon Linux,CentOS
Cloud Technologies:Amazon Web Services
Configuration Management:Ansible
Continuous Integration:Jenkins
Certification
AWS Certified Cloud Practitioner
Timeline
Cloud DevOps Engineer
Advithri Technologies LLC
02.2023 - Current
Master of Science - computer and information science
Sacred Heart University
08.2021 - 12.2022
Linux Administrator
Accenture India Pvt Ltd
09.2019 - 08.2021
AWS Certified Cloud Practitioner
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