SUMMARY

• AWS Certified Cloud Engineer with around 10+ years of hands on experience in configuring and managing Confidential web services including EC2, VPC, S3 Buckets, RDS, EBS, ELB, Cloud - front, IAM, Cloud Watch
• Experienced in System Administration, System Builds, Server builds, Installs, Upgrades, Patches, Migration, Trouble shooting, Security, Backup, Disaster Recovery, Performance Monitoring and Fine-tuning on RedHat Linux Systems and Windows
• Established standards, policies and procedures for all aspects of Linux/ UNIX server environment (e.g., configuration, administration, documentation, etc.)
• Expert on P2V, V2V conversions of Linux and Windows O.S servers using Enterprise Converter
• Expert in project designing server less web application using AWS Lambda, API Gateway, Dynamo Db and Security Token Service (STS)
• Experienced in performing BASH Shell Scripting on Redhat8.0,8.1,8.2 LTS Linux environment with Confidential AWS CLI
• Good understanding of Web Application deployment and maintenance of IIS 5.0 and 7.0, Apache on Confidential Web Service (AWS)
• Acquired knowledge about installing, configuring, automating and monitoring various cloud services such as (IaaS, PaaS and SaaS)
• Demonstrated understanding of AWS data Migration tools and technologies such as AWS DataSync, AWS Snowcone including Storage Gateway, Database Migration
• Good understanding of networking concepts including TCP/VPN, NAT, Bastion Host, Subnet, DNS, Gateways and Routers
• Excellent knowledge of Source Control management concepts such as Branching, Merging, Labeling /Tagging and integration with tools like GIT and TFS
• Expert in Enterprise-wide development team for Ansible-based application, middleware, patching and configuration deployment engineering
• Experienced in Automating, Configuring and deploying instances on AWS, Azure environments and Data centers, also familiar with EC2, Cloud watch, Cloud Formation and managing Security groups on AWS
• Experienced in Private Cloud Environment- Leveraging AWS and Ansible to rapidly provision internal computer system for various clients
• Experience in Writing Python scripts to manage AWS resources from API calls using BOTO SDK and also worked with AWS-CLI
• Wrote Ansible playbooks to launch AWS instances and used Ansible to manage web applications, configuration of files, used mount points and packages
• Experienced in Maintenance and Vulnerability Management of Hybrid infrastructure and CI/CD using Chef AWS- Cookbooks
• Experienced with Chef Enterprise hosted as well as on-premise, installed workstation, Bootstrapped Nodes, wrote Recipes and Cookbooks and uploaded them to Chef-Server, managed on site Application/Services/Packages using Chef as well as AWS for EC2/S3/Route53 & ELB with Chef Cookbooks
• Extensive Experience in developing and maintaining deployment scripts for testing, staging and Production environment using ANT, MAVEN, Shell and Perl Scripts
• Maintained high availability clustered and standalone server environments and refined automation component with scripting and configuration management(Ansible)
• Strong experience in automating Vulnerability Management patching and CI/CD using Chef and other tools like GitLab, Jenkins, and AWS/Open Stack
• Responsible for ensuring System & Network Security, maintaining performance and setting up monitoring using Cloud Watch Cloud Trail and Nagios
• Experienced in Security Hardening in Unix, Linux and Windows servers
• Experienced in using various network protocols like HTTP, UDP, POP, FTP, TCP/IP, and SMTP
• Developed the performance of Automation, Installation and overall Configuration Management of servers using Ansible and Chef
• Expert in Installing, Configuring and managing the Ansible Ecosystem Components for both open source and enterprise version of Ansible
• Helped to establish standards, policies and procedures for all aspects of LINUX server environment (e.g., configuration, administration, documentation )
• Experienced in Server building using Jumpstart, flash archive, NIM, Ignite and Kickstart, Strong working knowledge of scripting and programming PERL and SHELL
• Expert in deployment and troubleshooting of windows 2008, 2010 and 2012 R2Domain Controllers in Active Directory
• Experience in installing, configuring, supporting and troubleshooting Unix/Linux Networking services and protocols like NIS, NIS+, LDAP, DNS, NFS, DHCP, NAS, FTP, SSH and SAMBA
• Well versed in configuring Volume Groups and Logical Volumes, extended logical volumes for the system growth needs using Logical Volume Manager (LVM)
• Installed and configured Redhat Enterprise 8.0,8.1,8.2 with iPlanet Directory server, Resource manager, UNIX volume manager, Multipath I/O, IPMP and extended file attributes and features

PROFESSIONAL EXPERIENCE

Senior AWS /Openstack/ Linux/Unix/Windows Engineer

Confidential

Responsibilities:

• Designed, Built, Configured and Troubleshot Linux (Redhat Enterprise ), AWS, Windows, Openstack, and Linux Systems
• Worked on Integration of UNIX and LINUX with Active Directory using Centrify Tool and also Provided 24x7 on call Support for Production Environments
• Worked in deployment and troubleshooting of windows and R2Domain Controllers in Active Directory
• Performed Patching and upgrades (release), on stand-alone servers (using single user mode), and live upgrade of servers in production and Linux using YUM update / RPM manager from repository or Redhat subscription management service(RHSM)
• Managed/Configured Redhat Satellite server patch management system \UNIX platforms
• Configured kickstart server and updating/applying patches to the servers using Redhat Satellite server
• Created new groups in RedHat Satellite server and added servers to configured groups
• Hands on experience creating and managing instances in AWS cloud
• Worked as a part of Cloud Engineering team on various tools like Ansible, Jenkins, GIT, AWS, and Nagios, Terraform and Cloud Formation
• Worked with Confidential Web Services AWS/EC2, and Docker based cluster management environments
• Performed Configuration and Monitoring with cloud services like ( IaaS,PaaS,SaaS)
• Responsible for designing HA,DR, Backup and Retention Infrastructure on Cloud Platforms
• Worked on deploying AWS and its technologies including giving Cloud Security, Cloud integration, active directory, monitoring cloud tools and other AWS services
• Worked on AWS cloud, migrated application from physical servers to cloud servers
• Performed User Management, Disk Management, Storage Management and Permissions/IAM Management on Linux and AWS ECS, EFS, EBS, S3, Route53, Auto-Scaling and ELB
• Performed migrations and support with Ansible Open source and Enterprise level
• Worked on User administration setup, maintaining account, Monitoring system performance
• Performed AWS Cloud management and Chef Automation.
• Used Docker to containerize custom web application and deployed on AWS with Redhat, Apache, and RDS.
• Worked on Provisioning the Cloud instances in AWS cloud environment
• Worked with storage team and application team to ensure the storage allocation and design is done at initial construction time
• Involved in installing and updating different servers like DNS, LDAP,FTP,TOMCAT &Apache Web Servers on Linux
• Managed/Configured Redhat Satellite server patch management system \UNIX platforms

Environment: Redhat Linux 8.0,8.1,8.2,Ansible 2.5, AWS, Github, Windows, Windows Server 2007,2008, 2010,2012,2016, 2019, Sun Directory Server, TCP/IP, NIS, NFS, DNS, SNMP, DHCP, Apache 2.4.46

AWS /Openstack/ Linux/Unix/Windows Engineer

Confidential

Responsibilities:

• Managed Physical and cloud infrastructure running Redhat Linux on AWS Cloud and X86, SPARC Hardware
• Involved in supporting and troubleshooting of RedHat and Windows systems 24/7
• Managed LDAP to add, modify, delete user accounts, group accounts, net groups and service accounts across the region globally
• Worked on RedHat Satellite for patching, scheduling jobs and other tasks
• Performed Updating patches to keep servers updated against bugs present in the operating system using RedHat Satellite Server, yum, etc
• Worked with RedHat Satellite Server which is used to push changes across various servers simultaneously
• Used Bash and Perl Scripting to extract, modify, update directory server(Sun) data
• Configured/Integrated Jenkins with Git to poll codes and Maven to push artifacts to AWS S3
• Built Ansible Environment inside AWS custom VPC
• Worked on Day to Day management /Monitoring/troubleshooting of multi-tier applications using Ansible and Nagios in Dev, QA/ Production environment
• Developed POC for Linux users home directory between data centers
• Worked Vigorously in development of AWS POC that included creating VPC, IAM Users, EC2 instances, EBS, S3 Resources
• Created cloud formation templates to deploy resources in HA,FT Auto scaling environments Installing ESX servers and configuring them in a private cloud environment
• Performed Day to day tasks in RedHat Linux including upgrading rpms, kernel, HBA driver, configuring SAN Disks, multi-pathing and LVM file system
• Performed Installation and administration of VERITAS Cluster Manager (VCM), VERITAS Volume Manager(VVM)
• Actively involved in the design document of continuous integration and deployment project
• Installed and managed Tomcat and Apache Web based Server for RedHat Production servers
• Involved in Day to day production support including checking daily logs, backup/recovery procedures, disaster recovery periodic maintenance and off-hours problem support

Environment: Redhat Linux 6 Rhel 6.4, Ansible 2.4, AWS S3, Github, Windows 2007,2008,2012, Sun Directory Server,Apache2.0,, HACMP Clusters, VERITAS

AWS Cloud/ Linux/Unix/Windows Admin

Confidential

Responsibilities:

• Installed and configured Confidential Command line interface tools and also performed migration of virtual servers from Redhat Open VZ physical server to AWS EC2
• Worked on Implementation of approved entitlements on each resource using OS (Operating System) specific steps for required configuration changes
• Helped in Supporting and troubleshooting of RedHat systems 24/7
• Ensured Failback procedures is in place, before proceeding with any implementation
• Performed Implementation steps included but not limited to Backup copy of files, add, remove, update, install, run various scripts and reboot servers
• Performed application server build in EC2 Environment and monitored them using Cloud watch
• Integrated more than 500 Linux servers to authenticate using Windows Active Directory using Winbind and Samba
• Created Private networks and sub-networks using Virtual Private Cloud (VPC) and created Security groups to associate with the networks
• Built DNS system in EC2 and managed all DNS related tasks. Managed the configuration of the application using Chef
• Maintained all development tools and infrastructure and insured availability for a 24/7 development cycle with teams
• Involved in launching Confidential EC2Cloud instances using Confidential images(Linux) and configured launched instances with respect to specific application
• Created Snapshots and Confidential machine images(AMIs) of the instances for backup and created clone instances
• Written and modified various cookbooks/Recipes for better management of the systems
• Performed Server Configuration management via Ansible and Transparent Data Encryption (TDE) implementation
• Involved in setting up scalability for application servers administering DNS system in AWS using Route 53, also managing users and groups using the Confidential Identity (IAM)
• Developed Automation Scripts using EC2 commands