Linux System Administrator

Rituparna Bhattacharya

Naihati, West Bengal, India

linkedin.com/in/ritnetsys

**********@*****.**.** 098********

Summary

1.9 Years’ experience in Linux Administration (RHEL 6 & 7, CentOS 6 & 7) with Apache Web Server, SAMBA, LVM, NFS, Patch Management, Performance tuning User Management, System Configuration, FTP, Backup & LDAP.

2.3 years’ experience in Google Cloud Development & Infrastructure, Docker, Kubernetes Engine, CI/CD, GitHub, Automation of Configuration Management, Build/Release management, Cloud Resource Utilization, Infrastructure Automation.

3.9 years’ experience in Windows Server (2003, 2008 R2, 2012,2016) Administration with IIS Server, Backup, FTP, Active Directory

4.Good knowledge in integrating & managing Hybrid Cloud systems running in different environments.

5.4 years’ experience in building scalable and high performance API (REST), Microservices & Web Development with multiple programming languages, frameworks such as: ASP.NET, PHP, Node JS, HTML5/CSS3/XML.

Experience

System Administrator

Adecco

Oct 2017 – Jun 2020 (2 years 9 months +)

•Creating & managing multiple Dockers using CentOS and RHEL Linux, GitHub & Google Kubernetes Engine (GKE) for Intranet API & Website hosting.

•Provisioning & Managing Cloud VM (Windows & CentOS) environments for Data Engineers and Data Scientists as per the requirements and chasing timelines.

•Configuring & managing LVM, NFS, Samba Server, File System Management, RAID, NTP, and SFTP with RHEL & CentOS.

•Hands-on experience in Linux Patch Management (RPM, Yum, Kpatch etc) System, Performance monitoring & tuning along with experience in managing security with IPTables & PAM Module.

•Experience in OpenLDAP User Management using LDAP Account Manager Pro.

•Maintaining and troubleshooting Red Hat & CentOS with Apache Web Service & Backup with Automated tools like Monit, TSM and Webmin.

•Leading a team to resolving incidents, problems & change requests raised by users in i-Desk tool with proper SLA.

•Managing IIS Web Server in Windows 2012 & 2016 environment with Daily Health Check-up & Performance Improvement.

•REST API and data model development in Node JS & PHP.

•Development and Enhancement of Front End Web Application as requested by client with ASP.NET, JavaScript, JQuery & PHP.

•Working as part of an agile team implementing software development best practices including test automation, continuous deployment, Server and application monitoring and enforce Best Practices for server side development (Logging, Performance Tuning and Security)

Senior Software Engineer

Adecco

Apr 2012 - Sep 2017 (5 years 6 months)

•Responsible for performing analysis of critical issues of SharePoint Portal (2007 & 2010) & FAST ESP (5.3)

•Create and configure service applications to shared resources. Involved in testing, validating, enhancing & deploying web parts.

•Administration of MOSS 2007 & SharePoint 2010 Farms in Windows 2003 Server environment including monitoring production and development server logs, troubleshooting, controlling site access etc.

•Extensively working with Central Administration portion to perform server reports, manage errors, logging, web applications, site collections and optimizations.

•Maintaining IIS 6.0 for company portal and helping developers to deliver as per client's need.

•Diagnosis any issue related to Windows O/S, SharePoint Server & applications and provide suitable solutions for that.

•Responsible for Planning and Implementation of Backup and Disaster Recovery Strategies for Windows & SharePoint environments.

•Handled L2 & L3 related issue regarding CAD Applications.

•Development and Enhancement of Front End Web Application as requested by client with ASP.NET, JavaScript, JQuery & PHP.

System Administrator

MSP Steel & Power Ltd

Sep 2010 - Apr 2012 (1 year 8 months)

•Installation, patching, upgradation and troubleshooting of Linux & Windows operating systems (Server, Desktop & Thin Clients).

•L2 support for SLES 10.2 as E-Mail Server, DHCP, LDAP, DNS, SAMBA, Linux File Systems (LVM) & Cups print server.

•L2 Support for IBM AIX Server with Oracle ERP system.

•Maintaining Windows 2003 server as AD, IIS, File Server with File Server Security management, Print Server, DNS for Raigarh & Jharsuguda plants.

•L1 support for IBM SAN storage (X3400).

•L2 support of SonicWALL & Fortinet UTM box for Internet Security & Firewall.

•Implementation & managing VOIP with Elastrix.

•Change management for various Licenses & with proper documentation.

•Capacity planning & Management VMs of Linux & Windows with KVM & VMWare.

System Administrator

Tata Technologies

Mar 2007 - Aug 2010 (3 years 6 months)

•L1 support for IBM Server (PLM Server) on Pune, Singur & Sanand Sites.

•Installation & Maintaining Process Engineering Servers on Small Car Planning Department.

•Maintaining Windows & Linux Virtualization (Parallel Virtuozzo) for Data Server, PLM Server, CAD Server & Linux server & R-Desktop.

•L1 support for Network data backup through EMC Networker across Tata Motors.

•Creating & maintaining SAMBA, NIS, and FTP on Linux as well as File Server, Web Server, FTP, Quota Management, and Print Server on Windows 2003 Server while using Norton Ghost for various types of system including desktop & workstations.

•Handling Installation and maintaining Catia, Delmia (V5 and Process Engineering Module), AutoCAD, Pro- Engineers etc. with Standalone License & Network License Server.

Project Engineer

Tech Vision

Aug 2001 - Feb 2007 (5 years 7 months)

•AutoCAD drawings of Water Treatment plants of West Bengal Govt.

•Mapping of arsenic related areas of West Bengal with ArcGIS, Mapinfo etc.

•Network support & desktop maintenance of Kolkata PHE departments.

Education

Jadavpur University, Kolkata

B.E, Mechanical

2001 - 2006

Murshidabad Institute of Technology

Diploma in Engineering, Mechanical Engineering

1997 - 2000

Licenses & Certifications

Developing Applications with Google Cloud Platform Specialization – Coursera

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Securing and Integrating Components of your Application - Coursera

8BDVL6LJHSKP

System Administration and IT Infrastructure Services - Coursera

G9LCBKVSLKEA

Getting Started With Application Development - Coursera

Y4MFHQQREHNN

App Deployment, Debugging, and Performance - Coursera

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Ultimate Google Cloud Certifications: All in one Bundle (4) - Udemy

AWS Fundamentals: Going Cloud-Native - Coursera

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Skills

• Linux System Administration • Red Hat Enterprise Linux (RHEL) • LVM • RAID • Patch Management • NFS • Samba • NTP • Process Management • Security • User Management • Windows System Administration • Google Cloud Platform (GCP) • Google App Engine • Docker Products • Google Kubernetes Engine (GKE) • Active Directory • LDAP • DNS • IIS • Apache Web Server • LAMP • Google App Engine • Google Kubernetes Engine (GKE) • IaaS • PaaS • Backup & Restore • FTP • Samba • Infrastructure Management • Hybrid Cloud • User Management • ASP.NET • PHP • Node.js • Pub/Sub

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