Nov 2019 – Jul 2022 · 2 yrs 8 mos · Kolkata, West Bengal, India

• Primary skills:
• OS: - Linux and Windows
• Database: - MySQL, Oracle, PostgreSQL
• DevOps: - Ansible, Terraform, Docker, Git, Jenkins, Kubernetes
• Cloud: - AWS, OCI
• Applications: - Hadoop, Elasticsearch (ELK), Kafka, RabbitMQ, Jboss, Tomcat, Web Servers, Jira, Confluence, LAMP, Nexus
• Responsibilities:
• Weekly discussion with pre-sales teams for the project understanding.
• Bi-weekly technical discussion with clients for the functionality and performance improvements of applications and ongoing project progress.
• Technical discuss the issue and bug fixes with R&D team and integration of code for the next release.
• Technical discussion with team members about progress of projects and actions taken.
• Escalate issue to higher manager of project progress delay.
• Provide backup support to the team of support engineers as required in all aspects of technology.
• Report to Network team about Monitor, prevent and troubleshoot security related issues.

Jun 2017 – Aug 2019 · 2 yrs 2 mos · Coimbatore, Tamil Nadu, India

• Troubleshooting and maintaining PostgreSQL, MySQL, Jenkins, Jira, Nexus, Apache Ant, Ivy, Maven, MongoDB.
• Configuring password policy, and Fixing critical issues and update.
• Writing Shell script and run through crontab.
• Troubleshooting FTP/SFTP, DNS, DHCP, SAMBA, Database servers.
• Data recovery, Repairing Crash Hard Disk, Encrypting HDD/Partition.
• Perform daily backup of systems and print jobs. Run and configure network cables, troubleshoot network issues, create users and configure other related issues.
• Configuration & Troubleshooting Outlook & Thunderbird mail in Company.
• Configuration a fine tuning of virtual hosts and applied different patches for specific applications.
• General Linux user administration.
• Generating MIS report monthly.

May 2014 – Jun 2017 · 3 yrs 1 mo · Kolkata Area, India

Jul 2012 – Feb 2014 · 1 yr 7 mos · Kolkata Area, India

• LAMP Server configurations, Apache-tomcat and Jboss
• Perform daily backup of systems and print jobs. Run and configure network cables, troubleshoot network issues, create users and configure other related issues.
• Configuration & Troubleshooting of Outlook Express in Company
• Quota management and File system management in Linux Servers.
• PRTG & MRTG server configuration for ISP bandwidth utilization and monitoring. Ntop and Nmape(port scanner), Wireshirk and ethereal tools for network monitoring and application monitoring.
• Configuration an fine tunning of virtual hosts and applied different patchesfor specific applications. Configuring Apache Web Server in CentOS / Redhat Linux ES for intranet.
• Configuring secure FTP Server in CentOS/ Redhat Linux ES 5 at client place for intranet and internet download upload of data files from global.
• Squid proxy server in CentOS/ Redhat Linux for distribution of Internet service among users. Managing users and report generation from log file.
• Sendmail configuration POP3 / IMAP with squirrelmail interface.
• Troubleshooting of mail server. Mail server spam protection.
• General linux user administration.
• DNS and reverse DNS service configuration in Windows 2003 for intranet.
• Using troubleshooting tools like ping, trace, nslookup, ethereal etc.
• Outlook express mail client configuration i.e outlook express and back up of the e-mails and restore.
• Troubleshooting Linux boot problem, grub installation, dual boot problem, crash recovery etc.
• Installation of 3rd party software, patches,rpm, driver etc.
• Lease Line configuration for Internet customer. Connectivity, throughput and traffic checking. Cisco 2600 router configuration for Internet client. Configuring router as NAT /PAT for internal users.
• Cisco 1700 router configuration with ACL for acting as a firewall.
• Deployment of large LAN with several 24 port switches and implementing required VLSM and routing and VLAN. Inter VLAN routing.

Aug 2011 – Jun 2012 · 10 mos · Kolkata Area, India

• Troubleshooting of Windows 2003 server and Windows XP / 7 clients.
• General Windows user administration
• HP and Canon printer troubleshooting
• Configuration of Printers, Camera and scanner
• Configuration and troubleshooting of Photon plus, Vodaphone, Airtel internet dongle.
• Network Card configuration in Windows server and Windows XP / 7 / Vista
• DNS and reverse DNS service configuration in Windows 2003 for intranet.
• Broadband internet troubleshooting.
• Additional hard disk configuration, Backup management.
• Using troubleshooting tools like ping, trace, nslookup, ethereal etc.
• Outlook express mail client configuration i.e outlook express and back up of the e-mails and restore.
• Virus and other malicious software removal tools. Update of anti virus, anti spyware tools.
• Protecting browsers and browser management
• Troubleshooting Linux boot problem, grub installation, dual boot problem, crash recovery etc.
• Provide technical support to users, analyze and troubleshoot problems that cause operational delay. Order network cables and computer parts as needed for repairing.