Summary
Overview
Work History
Education
Skills
Certification
Languages
Hobbies
Timeline
Generic
Nagender Giri

Nagender Giri

New Delhi

Summary

To seek and maintain full-time position that offers professional challenges utilizing interpersonal skills, excellent time management and problem-solving skills with driven Systems Administrator with 6+ years of experience in software(RHEL,MariaDB,Docker,AWS,Nginx) implementation and maintenance. Proven history of managing complex infrastructures. Problem-solving and dedicated to providing best-in-class service. Skilled at troubleshooting, communication and collaboration. Seeking to leverage my skills to contribute effectively as a System Administrator in a dynamic and growth-oriented organization.

Overview

7
7
years of professional experience
1
1
Certification

Work History

System Administrator

MGT-COMMERCE GmbH
02.2023 - 09.2023
  • Responsible for Set up, configure and troubleshoot various services like
  • Nginx, Varnish, php,Redis Cache,Elasticsearch.
  • Monitoring the alert through Zabbix and take appropriate action.
  • Provisioning, operating and maintaining systems running on AWS.
  • Implement solutions on AWS across availability zones and regions.
  • Manage docker container, configure, deploy, pull, commit image, backup container,docker logs,network.
  • Have working knowledge of AWS services like,ELB, EC2, Route53, RDS,VPC,Cloudtrail, Cloudwatch EIP,WAF.
  • Configuring and Extending/ Managing file system with LVM.
  • File system management, Swap space management.
  • User management, Creating and resetting user passwords and trouble shoot user login problems
  • Monitored system performance and prevented resource exhaustion using- ssh, sar, vmstat, iostat, netstat, iotop and iftop.
  • Scheduling various regular, periodic, future and queue tasks by using crontab.
  • Dry run for server before switching to live website.
  • Working Knowledge of MGT CloudPanel.
  • Installing & configuring php versions.
  • Installing & configuring of Mangeto 2.4.diagnosis and issue resolution.
  • Installing & Configuring of Varnish and enable varnish for Mangento 2 to accelerate website.

Sr. Technical Consultant

Greenfield Software Pvt. Ltd
09.2016 - 02.2023
  • Set up, configure and troubleshoot various services like, FTP, Firewall
  • SSH,NFS
  • Ability to manage Linux environment, Strong experience on RHEL, Ubuntu based distributions, file system management, package management, LVM management,NFS
  • Working on docker container, manage, configure, deploy, pull, commit image, backup container,docker logs, docker network
  • User and Security Management in Linux (Change permission, create, modify, delete groups and user accounts)
  • Scheduling various regular tasks by using crontab like database backup
  • Working experience on file permission in Linux like ACL
  • Archiving & Transferring files from one system to another using sftp, ftp, scp,rsync
  • Installing & Configuration of Database frontend PhpMyAdmin.
  • Install, configure and upgrade MariaDB Server.
  • Perform the MariaDB start and shutdown operations.
  • Activate and manage MariaDB server logs.
  • Strong knowledge of SQL and database query DDL, DML, optimization techniques.
  • Understand transactions and data locking in MariaDB.
  • Manage users, roles and security, including data-at-rest encryption and password strength checking.
  • Perform backup and restore operations using a variety of backup methods, such as MariaDB Backup.
  • Configure and monitor MariaDB replication.
  • Understand the features of MariaDB MaxScale, including automatic database failover, cooperative locking, transaction replay and causal reads.
  • Install and configure MaxScale to work in conjunction with MariaDB replication and other database clusters (e.g., MariaDB Cluster).
  • Perform common administrative tasks such as user management and managing the state of backend database servers with MaxGUI, MaxCtrl or the MaxScale REST API.
  • Secure MariaDB MaxScale and know how to resolve problems using MaxScale’s logs and monitoring features.
  • Understand traditional load balancing, statement-based load balancing, load segregation, single point of entry and binlog replication.
  • Configure MaxScale to manage database failover automatically or manually.
  • Monitoring and analysis of database performance using tools like EXPLAIN and query profiling.
  • Adjusting buffer sizes, cache settings, and other configuration options for optimal performance.
  • Experience of SNMP & BACnet,Modbus monitoring protocol tool to get OIDs using MIB Browser.
  • Expereince with GFS DCIM.
  • Integration with honeywell BMS with DCIM using BACnet Protocol.
  • Working knowledge on DCIM Capacity Planning, Environmental sensor(PacketPower)
  • Working knowledge of UPS from Eaton, Emerson
  • Experience of iPDUs from Elcom, Rittal, Panduit,ABB
  • Responsible for managing datacenter infrastructure,server rack mount.
  • Rack PDU configuration, Sensor configuration.

Education

Master of Science - Information Technology

Sikkim Manipal University
Gangtok
09.2017

Bachelor of Arts - Arts

Shridhar University
Rajasthan
05.2013

High School Diploma -

National Institute of Open Schooling
New, Delhi
05.2009

High School Diploma -

Central Board of Secondary Education
New Delhi
05.2007

Skills

  • Linux
  • Nginx
  • Docker
  • MariaDB
  • AWS
  • IoT Protocols ( SNMP, BACnet,Modbus)
  • GFS DCIM
  • Magento 2

Certification

Sep 2021 Red Hat Certified System Administrator

Certification ID : 210-158-960
https://rhtapps.redhat.com/verify?certId=210-158-960

Languages

English
Upper intermediate (B2)
Hindi
Advanced (C1)

Hobbies

Travelling.

Trekking.

Music.

Feeding Animals.

Learning.

Timeline

System Administrator

MGT-COMMERCE GmbH
02.2023 - 09.2023

Sr. Technical Consultant

Greenfield Software Pvt. Ltd
09.2016 - 02.2023

Master of Science - Information Technology

Sikkim Manipal University

Bachelor of Arts - Arts

Shridhar University

High School Diploma -

National Institute of Open Schooling

High School Diploma -

Central Board of Secondary Education

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Nagender Giri