Linux Engineer -Exp1 to 5yrs - New Delhi

Job Description

Job Role:Linux EngineerQualification:Red Hat Certified -Graduate/Engineers/Diploma holders having 2-4 years Experience in LinuxPreferred Joining Period:Within 1 weekJob Location : New Delhi ( work from Home)Salary :Best in the Industry for the right candidateJob Responsibilities:

• Installation and configuration of RHEL and OEL by CD , FTP , HTTP , NFS and PXE boot
• Configuration RAID , LVM , Partitions , Mounting
• Familiarity with Linux Usage commands
• Implementation Network and OS level security like Selinux , ssh Security , IPTABLEs , Users Right management , Password Policy , Sudo management.
• Cron Jobs management and implementation.
• Linux Backup management tools and management.
• Linux Process and performance management like PS , Top , Vmstat , Sysstat , etc.
• Syslogs servers ,Backups ,Account managements .
• Skilled to handle Hardware devices like servers etc
• Importing to CSV ,SQLs . Mysql Management tools understanding.
• Linux Operational Knowledge and Mysql Exp on Linux.
• Candidate should have knowledge on Linux (Both admin and server part).
• Clear understanding on Linux internal and external repositories.
• Clear understanding on DNS, DHCP, pop3, imap, smtp.
• Clear understanding on Storage concepts (ISSCI, Para virtualized, LUN).
• Candidate should have experience on Multi server architecture (Split services architecture).
• Candidates clear understanding on ESXi HA (Vmotion).
• Clear understanding on External MTA (Spam Engine).
• Mapping public NS and MX records.
• Running security audits on mail servers
• Clear understanding on mail archiving concepts.
• Hand-on experience on mail migration process (Exchange to Linux, Linux to Linux, Unix to Linux).
• Basic Knowledge on shell scripting.
• Clear understanding on Openldap.
• Clear understanding on SSL Certificate deployment, patching OS, and mail server upgradation.
• Clear understanding on mail Clients configuration.
• Hand-on experience in Zimbra Email System
• Administration of Zimbra Email Server ,Zimbra CLI Knowledge , Internal Achitecture and working, Multi server Architecture understanding.
• Manage and configure Zimbra Email server.
• Create / Update email account, email quota, email queue maintenance.
• Installing zimbra mail server and management cos, zextras.
• Maintain Antispam filtering service.
• Postfix knowledge
• Enable monitoring for Nagios infrastructure and integrating alerts with ticketing system to maintain minimal service outages.
• Perform installation, implementation, customization, operation, recovery and performance tuning.
• Review Backup reports and Initiate actions on backup failure against specific documentation. Implement changes, perform security related tasks, identify and recommend improvements to existing processes and procedures.
• Installation n configuration of Linux Packages/services/softwares.

About Tetra Information Services Pvt Ltd ( website : www.tetrain.com)An ISO 9001:2015 and 27001:2013 certified organization -Headquartered in Delhi, India, Tetra commenced its operations in 1996. By 2000 streamlined its operations as Open Source being the only focus area. Now, Tetra operates from Delhi and provides a comprehensive range of services across verticals. Tetra is renowned for its IT infrastructure and business ready solutions apart from numerous Open Source Projects.Tetra takes up projects across India as well as Internationally, and has implementation in all major cities in India and overseas.Tetra lives to the mission of One Stop Source for all Open Source needs. We provide services on Open Source in different formats ranging from Outsourcing, Consultancy & Pilot projects, Migration & Porting, Software development, Training, to Remote management and many more. Job Role:Linux EngineerQualification:Red Hat Certified -Graduate/Engineers/Diploma holders having 2-4 years Experience in LinuxPreferred Joining Period:Within 1 weekJob Location : New Delhi ( work from Home)Salary :Best in the Industry for the right candidateJob Responsibilities:

• Installation and configuration of RHEL and OEL by CD , FTP , HTTP , NFS and PXE boot
• Configuration RAID , LVM , Partitions , Mounting
• Familiarity with Linux Usage commands
• Implementation Network and OS level security like Selinux , ssh Security , IPTABLEs , Users Right management , Password Policy , Sudo management.
• Cron Jobs management and implementation.
• Linux Backup management tools and management.
• Linux Process and performance management like PS , Top , Vmstat , Sysstat , etc.
• Syslogs servers ,Backups ,Account managements .
• Skilled to handle Hardware devices like servers etc
• Importing to CSV ,SQLs . Mysql Management tools understanding.
• Linux Operational Knowledge and Mysql Exp on Linux.
• Candidate should have knowledge on Linux (Both admin and server part).
• Clear understanding on Linux internal and external repositories.
• Clear understanding on DNS, DHCP, pop3, imap, smtp.
• Clear understanding on Storage concepts (ISSCI, Para virtualized, LUN).
• Candidate should have experience on Multi server architecture (Split services architecture).
• Candidates clear understanding on ESXi HA (Vmotion).
• Clear understanding on External MTA (Spam Engine).
• Mapping public NS and MX records.
• Running security audits on mail servers
• Clear understanding on mail archiving concepts.
• Hand-on experience on mail migration process (Exchange to Linux, Linux to Linux, Unix to Linux).
• Basic Knowledge on shell scripting.
• Clear understanding on Openldap.
• Clear understanding on SSL Certificate deployment, patching OS, and mail server upgradation.
• Clear understanding on mail Clients configuration.
• Hand-on experience in Zimbra Email System
• Administration of Zimbra Email Server ,Zimbra CLI Knowledge , Internal Achitecture and working, Multi server Architecture understanding.
• Manage and configure Zimbra Email server.
• Create / Update email account, email quota, email queue maintenance.
• Installing zimbra mail server and management cos, zextras.
• Maintain Antispam filtering service.
• Postfix knowledge
• Enable monitoring for Nagios infrastructure and integrating alerts with ticketing system to maintain minimal service outages.
• Perform installation, implementation, customization, operation, recovery and performance tuning.
• Review Backup reports and Initiate actions on backup failure against specific documentation. Implement changes, perform security related tasks, identify and recommend improvements to existing processes and procedures.
• Installation n configuration of Linux Packages/services/softwares.

About Tetra Information Services Pvt Ltd ( website : www.tetrain.com)An ISO 9001:2015 and 27001:2013 certified organization -Headquartered in Delhi, India, Tetra commenced its operations in 1996. By 2000 streamlined its operations as Open Source being the only focus area. Now, Tetra operates from Delhi and provides a comprehensive range of services across verticals. Tetra is renowned for its IT infrastructure and business ready solutions apart from numerous Open Source Projects.Tetra takes up projects across India as well as Internationally, and has implementation in all major cities in India and overseas.Tetra lives to the mission of One Stop Source for all Open Source needs. We provide services on Open Source in different formats ranging from Outsourcing, Consultancy & Pilot projects, Migration & Porting, Software development, Training, to Remote management and many more.

Keyskills :
server architecturetroubleshootingcluster managementemail serverit infrastructureftpzimbraapachesambamail serverperformance managementlinux