(Company which provide employee onboarding and verification services through different technology products)Cleaning and verification of employee data using client portal using Linux & Microsoft Excel for customers in BFSI sector. Coordination with different teams before and after authentication process.REONSIBILITIES• Responsible for setting cron jobs on servers.• Process Management.• Working with user/group permissions,file permissions(ACL,SUID,SGID,Sticky bit).• Installing /Upgrading various packages through YUM.• Scheduling jobs using crontab utility.• Monitoring file systems,CPU utilization.• Housekeeping & disk management.• System Administration.• System Performance and monitoring.• Performed troubleshooting existing user accounts,supporting users,setting up new accounts password resets.• Jira Administration.• Monitored performance of servers using tools such as sar,top,free,vmstat.• Performed day to day Linux administration tasks such as user account management and permission.• Monitor and analyze system logs.• Good knowledge of File System management and ACL.• Troubleshooting Linux, User and Group management.