SUMMARY

• RedHat Certified Linux Systems/Devops Engineer for more than 5 years, with a strong performance background in wide variety of professional system support and solution - based IT services for Linux Systems including, monitoring, configuration, troubleshooting and maintenance of operating systems.
• Experienced in administering and managing system in multiplatform/multivendor environment consisting of Physical, Cloud Based-AWS, Containers/Dockers and virtualized systems by incorporating best practices in the IT industry.
• A self-motivated professional with excellent team capabilities, coupled with adaptive skills when working in a new work environment and/or projects.

TECHNICAL SKILLS

Operating System: Redhat Linux - 6.x/7.x, Centos, Fedora, Mac, Windows 2008, 2012, Ubuntu 16.x

Application/ Web Servers: Apache, Nginx, Squid, Tomcat, Jetty, WebSphere

Content Management: Drupal and Word Press CMS

ERP Applications: Finacle 7.0

Cloud Services: Redhat OpenStack, Open Shift, Amazon Web Services, Microsoft Azure, Terraform

Repository Servers: Redhat Satellite Network, Redhat Ansible Tower

Virtualization / Containers: Redhat KVM, VMware ESX/ESXi, Hyper-V, VCenter, OVM, Docker

Version Control System: GitHub, Bitbucket

Configuration Management Automation: Ansible 2.3, Puppet, Chef

Machine Provisioning: Vagrant

Continuous Integration Tools/Agile: Jenkins, SonarQube, Jfrog, Artifactory, Nexus, SVN, Maven

Monitoring Tools: Nagios, Zabbix, Sensu, Prometheus, SysDig, Relic, Wireshark, Packet Tracer

Help Desk Applications/Agile tool: Spice works, Jira Helpdesk, Remedy, Rally, Target Process

Backup Tools: Tivoli Storage Manager (TSM), VMware VDP, Veeam Backup and Replication Suite

Databases: MySQL, Maria DB, PostGres, Mongo DB, AWS Redis

Directory Services: Active Directory, LDAP

Ticketing Tools: Confluence, JIRA, Stash, Hip Chat

Messaging System: RabbitMQ, ActiveMQ

Scripting Languages: Python, Shell Bash Scripting

Software: Spacewalk, Munin, Monit, PM2, New Relic,HP Service Manager, Trac, Cacti, Jetty, OSSEC, Deny Hosts, Symantec AV Server/Client, WINSCP, DNS, DHCP, ITIL, Confluence, iRise, Load-balancing, Hadoop, High availability and Red Hat Clusters. Atlassian tools

PROFESSIONAL EXPERIENCE

Linux Automation Engineer

Confidential

Responsibilities:

• Write Ansible playbooks for deployments of various services such as apache and databases such as Cassandra and Kafka, MySQL, Postgre
• Write Ansible playbooks to encrypt and decrypt sensitive files using Ansible-vault module
• Automate deployment of patches on multiple servers using Ansible playbooks
• Automate administration tasks in AWS using Ansible, Jenkins, Git and Shell scripting
• Ability to use cloud formation to provision all the infrastructure resources in the cloud environment
• Configure, manage, and maintain system performance Create, update and maintain Amazon Machine Image (AMI) templates
• Configure and Implement VPCs, Subnets, EC2 instances, Security groups, NACL, EBS, Auto Scaling, S3, that are highly available, fault tolerant and scalable in AWS.
• Experience with CloudFront, Glacier, Route53, SNS, RDS and SQS
• Troubleshoot and resolve EC2 instance connectivity and availability issues.
• Perform resource utilization in AWS by ensuring only needed resources are procured.
• Configure and Implement Secure Elastic Load Balancers (ELB) for high availability of web and application servers.

Linux System Engineer

Confidential

Responsibilities:

• Servers Build: Building UNIX servers (Physical and Virtual), Post build/check validation as per request and handover to clients.
• Patch Management: Patching/Upgrading the Servers including kernel and firmware.
• LVM Operations: Volume group and Logical volume extend/reduced/export/rename operations
• Coordinate with other teams (Backup-Recovery, Hardware, Tools, Data Base & Application Team) to resolve issues related to Linux Server
• Solving Linux tickets, incident, change, and problem and task management on Service now ticketing system (Alert, server configuration, troubleshooting issues)
• Package management: Software installation via YUM, RPM and SOURCE (GNU software installation via source)
• Deploying Python and bash scripts for automation of logs, backups and for other system tasks as well as making report for clients
• Analysing Hardware and Software related issues
• TCP/IP Configurations of Clients & Servers: Assigning IP’s, Gateway, Name servers, Net Masking
• Installing software and application to user standards
• Responsible for the Installation, Configuration & Upgrade of operating systems Red hat Linux and Windows 2008/2012 servers
• Installing operating systems, patches, hardware, vendor software packages, system customization and documentation
• Installed and Configured Security Services like SSH, SSL, TCP Wrappers on Linux Servers
• Configured auto mounts/maps for the user accounts and groups
• Part of the team that supported a 24/7 highly critical system
• Manage all the technical support department documentations, installation and deployment manuals* Created and manage an up-to-date internal Help and FAQs pages
• Setup and manage Ubuntu, centos, Fedora Labs for internal company personnel trainings

Linux System Administrator - IT Auditor

Confidential

Responsibilities:

• Conducted audit of the entire IT infrastructures in the bank for security and compliance
• Assisted in revenue assurance of the FEP(Front end processor)-FINACLE 7.0
• Ensure security of all E-banking products
• Assisted in the issuance of bank draft
• Processed clearing checks (both incoming and outgoing)
• Management Information System support & Reporting
• Coordinating with customer’s regarding their PPI refundable amount done via direct account transfer and/or cheque

Linux System Administrator

Confidential

Responsibilities:

• Performed installation, configuration, upgrades, Package administration and support for Linux Systems on client side using Redhat satellite network server.
• Worked on Red Hat Linux installation, configuring and maintenance of applications on this environment.
• Configured NFS / Samba for remote File Sharing
• Worked exclusively on VMware virtual environment.
• Performed automated installations of Operating Systems using kickstart for Linux. Remote monitoring and management of server hardware.
• Package management using RPM, YUM and UP2DATE in Red Hat Linux
• Experience in using various network protocols like HTTP, UDP, FTP, and TCP/IP.
• Linux Installation and configuration from scratch and regular monitoring
• Experienced in Red Hat Linux package administration using YUM
• Configuration and administration of NFS, NIS, and DNS in Linux environment
• Maintained and Modified Cron Jobs to perform Scheduled Backup’s
• Configured Master - Slave DNS Servers, DHCP servers for clients
• Implemented file sharing on network by configuring NFS on the systems to share essential resources
• Troubleshooting and resolving network issues
• Migrated sensitive data with utmost care using SCP, RSYNC, SFTP
• Documentation of activities performed and making the standard operating procedure (SOP)
• Configuration like assigning IP addresses, configuring network interfaces, assigning static routes, hostnames etc. Environment: Red Hat Enterprise Linux, AWS, Shell-Scripting, LVM, Windows, RPM, YUM, NFS, LVM, HTTP, FTP
• Monitored system performance activity using IOSTAT, VMSTAT, NFSIOSTAT, NETSTAT
• Managing and Maintaining the Servers, PC’s, Routers and Switches.
• Extensive knowledge in Hardware Raid Configuration