Naba Das Email & Phone Number

Kolkata, West Bengal, India

1) Implement integration requested by customers2) Deploy updates and fixes3) Provide Level 2 technical support4) Build tools to reduce occurrences of errors and improve customer experience5) Develop software to integrate with internal back-end systems6) Perform root cause analysis for production errors7) Investigate and resolve technical issues8) Develop scripts to automate visualization9) Design procedures for system troubleshooting and maintenance10) Linux Admin11) CD/CI GitHub and bitbucket12) Jenkins13) Grafana/prometheus14) ELK / Opensearch

1) Implement integration requested by customers2) Deploy updates and fixes3) Provide Level 2 technical support4) Build tools to reduce occurrences of errors and improve customer experience5) Develop software to integrate with internal back-end systems6) Perform root cause analysis for production errors7) Investigate and resolve technical issues8) Develop scripts to automate visualization9) Design procedures for system troubleshooting and maintenance10) Linux Admin

Kolkata Area, India

1)Responsible for Installation, configuration,management and maintenance over linux systems. 2)Remote administration of linux server using ssh,vnc viewer.3)Package Management using apt-get, RPM & YUM, Disk Management: Partition tools like fdisk,parted etc.4)Managing different File Servers like NFS,FTP and SAMBA servers.5)Configuration Squid proxy server with access control list for internet.6)Configuration of LVM and managing the volumes.7)Diagnosing user related issues and providing solutions to them;Backup & Restoration by using tar.8)Diagnosing monitoring performance and network related issue using ps,top,netstat.9) Responsible for adding creating new users,groups and setup home directories and appropriate access restrictions to software and directories & files using access modes.10) Installation & Configuration of various linux flavors such as Red Hat Enterprise Linux 5.0,5.4,6.0,7.2 ,8.1 and Cent OS.11) Configuration of DNS,DHCP and Web server.12) File system Management: ext3, ext4 utilities.13) All VM running or not, Storge check (HWand Soft).14) Software Firewall with squid proxy(pfsense)/HW firewall (fortigate)

Kolkata Area, India

cloud environment1. Working with VPS WHM/cPanel and Parallels Plesk managed/unmanaged servers.2. Database Server.3. Approx. 55nos of server monitor, Maintaining and installation(cPanel , Lite speed web server , Maria DB , PHP with APC and memcached) system on cloud environment4. Performed upgrades, installation of software and drivers and essential server troubleshooting.5. Install new / rebuild existing servers and configure hardware, peripherals, services, settings, directories, storage, etc. in accordance with standards and project/operational requirements.6. Perform ongoing performance tuning, and resource optimization as required. Configure CPU, memory, and disk partitions as required.7. Installing, configuring and optimizing databases servers.8. Recruit for jr. IT Support.

Kolkata Area, India

1.Server Administrator and Team Leader for IBM in Apeejay Group.2.Assisted in troubleshooting Server, Blade Center and DS3400 Storage Hardware and Software also desktop, laptop, all in one system. User problems relating to Operating System issues (Win Xp, Win 2000, Win 98, Win 2003 and Linux), Network Connectivity, TCP/IP configuration, upgrades, MS Office products and Internet connectivity.3.Deployed updates, service packs and hot fixes using Windows Update, Automatic Updates and also Linux Operating System.- As an 4 Year Experience of Redhat Linux. - Zimbra installation, Configure and migration (Domaino to Zimbra).- I lookover to the whole Servers (Redhat Installation, migration and maintenance) and Desktops of Jadavpur University (Kolkata) and KTPS (Kolaghat Thermal Power Station (West Bengal))- Implement Blade Center H22 Installation ( Redhat 5.8 64bit with rdac storage mount, LVM Create, Oracal basic installation and proxy server.)- Assisted in troubleshooting user problems relating to Operating System issues (Win Xp, Win 2000, Win 98, Win 2003and Redhat), Network Connectivity, TCP/IP configuration, upgrades, MS Office products and Internet connectivity.- Performed upgrades, installation of software and drivers and essential desktop troubleshooting. - Deployed updates, service packs and hot fixes using Windows Update, Automatic Updates.- Installed logical printers on a print server and preparing print server to host clients. Troubleshooting hardware peripherals like printers, modem, etc- Project on Network, Server, Desktop, Printer, Online and offline UPS installation on remote area (Red Cherry).- Assisted on on-site visits and hardware troubleshooting and local system upgrades.- As an IT Administrator for one Year in Flurys Confectionery Pvt. Ltd.- As an Support for Laptop repair for DLF Billing (IT Park).