Singing , Reading , Travel etc
Atul Gupta
Senior System Engineer
Gurgaon
Summary
Versatile Systems Engineer with over 8 years of cross-functional leadership in implementation, validation and deployment of large complex systems. Exceptional knowledge of Linux , MySQL , Jboss , Apache. Well-versed in large-scale deployments, migrations and data storage solutions.
Overview
9
9
years of professional experience
1
1
Language
Work History
System Engineer
Value First Digital Media Pvt Ltd
Gurgaon
01.2014 - Current
- Memory management: Swap creation, swap file
- Understanding of file system, Inode, directories and files, LUKS
- Package `management via YUM and RPM
- User and group administration, file permissions, special permissions (ACL)
- Backup via commands or tools: dd , tar , cpio , rsync, schedule backup via crontab
- System Monitoring and Troubleshooting (NAGIOS and and Site 24X7 monitoring tool)
- Configure and maintenance APACHE web server and application servers
- Installation, configuration and maintenance MYSQL including backup and restore databases and tables
- Experience in writing MySQL queries (sub queries, select, update, delete, insert, join), optimize tables, and handle connection and load of MySQL
- Addressing technical issues related to the database
- Install, load, monitor and troubleshoot MySQL databases
- Loading includes writing shell scripts to fetch, parse and load data from the external sources
- Databases are on Linux
- Shell scripting through Bash shell (awk, grep, sed, diff etc) to automate task
- Installation and configuration of new SMSC account and Kannel on Linux Servers
- Hands on experience of SMPP protocol
- Performed MySQL Replication setup and administration on Master-Slave and Master-Master
- Do Deployment of new feature or Bug Fixing release through ansible
- Take care of regular backup of logs files on backup server through shell script
- Responsibilities and Nature of Job:
- Configure and maintenance web server and application servers
- Providing support for Linux and Windows Servers
- Monitoring and maintenance of all Linux servers and application servers (tomcat, Apache, Jboss) through Nagios
- Mail - SMTP, POP, IMAP, Sendmail, Postfix
- Configuration for Load Balancing in Citrix Load balancer and Manage it
- Configuration of DNS load balancing of constalix
- Perform all OS level troubleshooting
- Managing file system inconsistencies, managing disks, performing user administration (file permissions), managing system processes, performing system backups and restores, perform advanced installation/Upgrades
- Manages the automated company services like SMPP, API
- Experience in writing MySQL queries, optimize tables, and handle connection and load of mysql
- Performing Change Management on the Servers including configuration changes, software etc
- Handling all the Trouble and Service Tickets for Server related issues raised by the client
- String Processing with Regular expressions(grep,awk,sed,sort,uniq, cut)
- Automating the tasks by Bash Shell Scripting
- Involved in trouble shooting and fine-tuning of databases for its performance and concurrency
- Troubleshooting performance problems over phone and via email
- Recovering the databases from backup in disasters
- Performed query analysis for slow and problematic queries.
- Monitored and tested application performance to identify potential bottlenecks, develop solutions and collaborate with developers on solution implementation.
- Managed use of various types of databases and configured, installed and upgraded new ones.
- Wrote and maintained custom scripts to increase system efficiency and performance time.
- Managed and monitored installed systems for highest level of availability.
- Provided 2nd and 3rd level technical support and troubleshooting to internal and external clients.
- Resolved vulnerabilities by making improvements to network security.
Education
MCA -
Uttar Pradesh Technical University
BCA - undefined
Agra University
12th - undefined
Swami Vivekananda inter collage
10th - undefined
MRP Higher secondary School
Skills
Data Center Migration
Deployment/Testing through Ansible
Load Balancing (Apache/citrix/Constalix)
Technical Analysis
Troubleshooting
Excel
Technical Support
Linux
Application testing
Performance testing
Server Management
System monitoring
Servers expertise
Program installations
System upgrades
MySQL
Oracle
Grafana
Interests
Timeline
System Engineer
Value First Digital Media Pvt Ltd
01.2014 - Current
MCA -
Uttar Pradesh Technical University
BCA - undefined
Agra University
12th - undefined
Swami Vivekananda inter collage
10th - undefined
MRP Higher secondary School