Sr Cloud/devops Engineer Resume
SUMMARY
- 12+ Years of IT Experience and which comprises of Linux Systems Administration, DevOps, Build/Release Management and Cloud Management.
- Setup/Managing Linux Servers on Amazon, Azure and Openstack.
- Experience working in AWS Cloud platform and its features, which includes EC2, ECS, VPC, AMI, SNS, RDS, Cloud Watch, AWS Config, Auto scaling, IAM, S3.
- Last three years using Terraform for different cloud technologies.
- 4 years of experience with migrating on - prem to AWS and recently using ECS.
- Configured VMs in availability sets using Azure portal to provide resiliency for IaaS based solution and scale sets using Azure Resource Manager to manage network traffic
- 3 years of experience with Meso and other containerization tools.
- Have worked on in teh last year halping deploy and migration to Cloud Foundry.
- Configure pipelines for Cloud Foundry migrations.
- Experience in migrating on-premise solutions/applications to AzureCloud
- Worked on Apache Mesos Framework with Docker containers
- Worked on Building teh Docker Images for Java Applications and icinga2 and Successfully running them in Production environment.
- Managed teh Docker Registry for our team Internally
- Creating fully automated CI/CD infrastructure and processes for multiple projects
- Worked on Puppet and Ansible Configuration management for developing teh manifests and playbooks to automate teh Installations and configuration changes to teh Servers.
- Installed and configured DataStax Enterprise Cassandraclusters for Production and Pre-Production Environments
- Experience on creating Immutable Infrastructure using Packer, Ansible and Terraform tools for Different Clouds (Openstack, Azure and AWS)
- Responsible for ensuring Systems & Network Security, maintaining performance and setting up monitoring usingCloud WatchandNagios.
- Strong technical noledge in Jboss Application server implementation, support, workload management and performance tuning including Web server setup configuration with Jboss App Server
- Worked on Creation and Modifying teh DNS and Load Balancers for teh applications.
- Experience with SSL and SSO configuration on Webservers.
- Knowledge of writing Linux Shell Scripts and Python Scripts to automate System admin jobs
TECHNICAL SKILLS
Web/Application Servers: Jboss 5.1/6.0 EAP, IBM WebSphere 6.1, Apache 2.2, Tomcat 6/7.
Virtualization: AWS, Azure, Docker, VMware, and Openstack.
Operating Systems: Microsoft Windows 2008/2012 Server, CentOS 6.0/7.0, Sun Solaris 10, IBM AIX 5, Ubuntu 10 and RHEL 5/6/7.
Database: MS SQL Server 2005, MS Access, Oracle 8i/9i, Cassandra 2.1
Scripting Tools: Bash Shell Scripting, Python
Monitoring Tools: CA Wily, Nagios, and Icinga2.
Configuration Tools: Puppet 3.4, Ansible.
Tools: Autosys 4.5/R11, Jenkins, Snaplogic Server
Others: Jira, confluence, Mesos, Zookeeper, Marathon.
PROFESSIONAL EXPERIENCE
Confidential
Sr Cloud/Devops Engineer
Responsibilities:
- As a Sysadmin Lead who can independently deploy and maintain software in teh Cloud Environment
- Proficient inAWSservices like VPC, EC2, ECS, S3, ELB, AutoScalingGroups(ASG), EBS, RDS, IAM, Route 53, CloudWatch.
- Worked on Baking teh Images in Openstack, Azure and AWS using Ansible and Packer and Build our Immutable Infrastructure using Terraform
- Migrating applications from on-prem to AWS and using ECS.
- Worked on Core Technologies OpenStack, Cloud Foundry and Nagios for Monitoring, Git/SVN for Source Control, Anthill Pro/Jenkins for CI/CD
- Assist teh team in configuring and Managing teh different Cloud Infrastructure.
- Experience with producing high traffic Internet sites, multi data center environments, Open Source technologies.
- Worked on Apache Mesos, Marathon, Zookeeper framework and Docker containers.
- Providing Operational and Infrastructure Support for applications running on Open stack, Azure, Cloud Foundry and AWS
- Created and maintain fully automated CI/CD pipelines for code deployment usingJenkins for Different Projects
- Involved in installing, configuring and administratingDataStax Enterprise Cassandra and DataStax OpsCenter
- Worked on Puppet manifests and Ansible playbooks.
- Experience in Monitoring and Splunk logging
- Experience with Tomcat Application Server and Apache Web servers
- Work with application teams and troubleshoot teh issues.
- Requesting teh SSL certificates and updating them on Haproxies
- Worked on teh DNS changes for teh Servers and Applications Sites
- Network traffic shaping for teh application using teh Global server load balancing
- Involved in writing scripts in Bash shell and Python to automate teh application tasks.
- Determine teh capacity and performance impacts.
Environment: Centos 6.5/7, Ubuntu 12, Tomcat 7, Mesos 0.21/0.22, Marathon 0.8/0.9, Zookeeper, Puppet 3.4, Ansible, Icinga, Cassandra, Bamboo and Haproxy.
Confidential
Lead Web & Cloud Administrator
Responsibilities:
- Building and maintaining teh Linux & windows Servers in AWS Cloud environment
- Worked on AWS EC2, RDS, EBS and S3
- Jboss JMS configuration, Connection Pools, Queue and Topics
- Tuned, Managed and Monitored teh JVM performance by adjusting JVM configuration settings, Heap size, garbage collection and JDBC pools
- Tuned OS parameters like Swap and virtual Memory settings to improve teh Jboss performance
- Setting up teh configurations in Apache
- SSO Configurations through Saml 2.0
- Worked on developing and testing teh Puppet manifests to automate teh installations and make configuration changes on teh AWS Cloud servers.
- Coordinating with DNS & SSO teams for teh changes to be implemented.
- Installing and Configuration of Snaplogic integration on AWS Cloud
- Experience in leading teh team members and assigning teh Tasks to them.
- Involved in problem determination using application and error logs.
- Providing step-by-step instructions for ways to resolve issues when clients cannot install an application.
- Taking proactive steps to look for before client reports a problem.
- Jboss application server Performance tuning and troubleshooting.
- Determine teh capacity and performance impacts.
- Work with application teams and troubleshoot teh issues.
Environment: Windows 2008/2012, CentOS 6, Ubuntu 10, AWS, Jboss 5.1/6, Apache 2.2, Tomcat 6, Puppet 2.4, Jenkins 1.4 and Oracle 9i
Confidential
Jboss & Linux Administrator
Responsibilities:
- Installing and configuration of Jboss 4 application server for DEV, QA and PROD systems.
- Configuring Jboss with different alternative databases.
- Jboss JMS configuration, Jboss JMS configuration, Connection Pools, Queue and Topics.
- To Deploy File net Java utilities into Linux environment.
- Scheduling teh Utilities to run in Linux using Autosys Job management tool.
- Shell scripting support to automate teh daily tasks and halp teh Application team.
- Worked on AWS Cloud Servers.
- Jboss application server Performance tuning and troubleshooting.
- Work with application teams and troubleshoot teh issues.
- Involved in performance tuning of JVM by analyzing garbage collection matrix.
- Handled Memory issues and leaks by tuning and profiling with teh halp of third party tools.
- Mail notification to concern Team of Java utilities for any failures.
- Disk space Management for all teh utilities in Linux servers & notification.
- User accounts creation & maintenance.
- Secure shell (ssh) password less authentication.
- Backups, Security & Scalability.
- Taking proactive steps to look for before a problem is reported by client.
Environment: Windows 2008, Red Hat Linux 5/6, Jboss 4/5, Apache 2.0, CA Wily, CA Autosys R11, UNIX Shell Scripting
Confidential
Middleware Adminstrator
Responsibilities:
- Discovery of all teh Inventory in teh Sites
- Gap Analysis on teh sites and find teh missing info from Site SPOC.
- Migration Approach for Servers and Applications.
- JBOSS 5/6 Administration with expertise in Installation, Configuration and Tuning.
- Expertise in Installing, configuring and trouble-shooting Apache web server.
- Backup and Storage solutions.
- File and Print Server Solutions.
- Obsolescence Solutions.
- Co-ordination with build team for any new Server builds.
- Application migration solutions.
- Coordinate with application teams and troubleshot issues.
- Warranty Support for Applications after Successful Migration.
- Decommission of teh Servers after successful Migration.
Confidential
Linux Administrator & Autosys Scheduler
Responsibilities:
- Responsible for Creation of Batch jobs using JIL language.
- Scheduling them to run as per calendars in Development and Production environments.
- Additional requirements in PeopleSoft for cleaning teh journals.
- Changing passwords of teh FTP id s in different servers.
- Monitoring teh daily batch flow schedule.
- Analyzing and fixing teh abends of different applications in production.
- Moving and copying teh files from source to destination locations in Linux.
- Escalating teh Autosys & different servers performance related issues to SI team.