System Engineer
Tech Mahindra Limited
مجموع سنوات الخبرة :6 years, 6 أشهر
> Installing, Configuring, Managing & Monitoring Linux Operating Servers. Install & updates additional packages / softwares through Package manager as well as YUM auto updates.
> Monitoring & administrating Linux Servers disk space (SAN & local disks) & Services.
> Good experience in Oracle RAC configuration (oracleasm) & also managing Redhat).
> Providing support on Redhat Linux Mail Server (Postfix) with cluster configuration, apache, Mysql, Clam AV and Amavis.
> Providing Support on Bulk Mail Server.
> Running Bash shell scripts using crontab.
> Troubleshooting problems by tracking mails.
> Mail Relaying, mail transportation, smtp restriction.
> Periodically backup of important configuration & rotation of log (mail logs, httpd & secure etc.) files.
> Good knowledge about DNS, DHCP, NFS, NIS, CIFS & SMBA etc.configuration for Linux Server.
In Brief :
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• To install & configure the Oracle Linux Server according to the needs of concern dept. Or as per requirements (RHEL 5.x- 6.x & OEL5.x- 6.x).
• Good expertise in installation & configuration of OEL (Oracle Enterprise Linux) server with RAC configuration (Oracleasm disk) on multiple nodes (using EMC Power Path, NAS & IBM SAN).
• Backup, monitor & automate multiple tasks on servers by using bash scripts:
a) Daily/Weekly/Monthly Application & db backup execute & transfer to Window Backup Server as per scheduled.
b) Monitoring server through Health checkup scripts e.g. Load Average, CPU IDLE, memory uses, available mount points, their free space & total process etc and gets alerts on email from the servers in case of any error/warning/failures.
c) Daily email of server’s logwatch report & other as per need script scheduled details.
• Provides suggestion/solution/consultant and remote support to different client locations for the Linux application software.
• File System Backup by Tar, Dump & dd image backup.
• Adding, removing, or updating user account information, resetting passwords etc.
• Administrates servers by using putty, Xshell, Telnet and SSH servers.
• Provides remote support for the servers at client location by using Team Viewer, Radmin & VNC etc.
Roles & Responsibilities :
Assembling PC, configuring And Troubleshooting I/O Peripherals.
Installation of RHEL 4.0, 5.0 (Server & Client) with NFS, Send mail, FTP, CIFS & SCP solution etc as per Client Need.
Installation: Windows 98, Windows 2000 Professional, Windows XP, Windows 2003 Server And Red Hat Linux and Troubleshooting Operating System.
Office Automation: MS-Office 98, MS-Office 2000, MS-Office XP And MS-Office 2003 Server. And MS-Office 2007etc.
Cabling, Crimping and Configuring Network Devices.
Troubleshooting: Troubleshoot the Display problem, Sound problem, Internet problem, Floppy Drive problem, CD-ROM problem, Supply is not coming in the System, System is hanging, System is not booting, System working slow. And Installation of printers Drivers. Maintaining Backup.
Windows Systems. Managing Clients, Troubleshooting of Hardware And Network Connectivity problems.
Software Management Network Management Storage Management Logical Volume Management (LVM) Account Management Authentication Management Installation, Kickstart, and Virtualization Boot Management Scheduling Commands (at and cron) Security Enhanced Linux (SELinux) Management Firewall Management Network Time Protocol (NTP) Service System Logging (rsyslog) Service Web (HTTP/HTTPS) Service Email (SMTP) Service Domain Name System (DNS) Service Network File System (NFS) Service Common Internet File System (CIFS) Service File Transfer Protocol (FTP) Service Common UNIX Printing System (CUPS) Service
Programming Fundamentals Using C Computer Architecture Database Management Systems Inside The PC MS-Office Data Structure & Algorithms Visual Programming Operating Systems Computer Graphics Internet & Website Management Computer Networks and Data Communication Unix and Shell Programming Object-Oriented Programming Using C++ Principles of Management Software Engineering Programming In Java C# & .Net Technology System Software E-Commerce Advance Database Management System Software Engineering .NET with C# Multimedia Technology Mobile Technology Distributed System Cryptography & Network Security
PC Enginering, Network+, CCNA, MCSA 2003, RHCE, CWNA D-SANS Active Directory & Services With DNS Server-2003
Software Engineering Introduction of Computer Concepts Programming In C-C++ Language Professional Communication Data Base Applications Discrete Structures OR Visual Basic & Database Interface Data Structure & Applications Internet Programming Languages Operating Systems Concepts Data Communication & Network Visual Basic & Database Interface
