Resident Engineer-Unix/Linux
Jaffer Business Systems (Pvt) Limited.
مجموع سنوات الخبرة :20 years, 4 أشهر
Linux Administration:
Performed installation, maintenance and troubleshooting of Redhat, CentOS, Oracle Linux servers. Performed system back-ups and security updates on regular basis. Analyzed performance problems and implemented preventive maintenance procedures. Performed Linux administration and data migration activities. Maintained data center infrastructure including servers. Maintained records of system implementations and audits. Installation and Configuration of FTP, DHCP Server, DNS Server, Samba Server, NFS Server, Squid Proxy Server, File System Management, Logical Volume Management Software & Patches, and Hardware based RAIDs & Disk Management on Redhat / CentOS Linux, Oracle Linux 5, 6. Installation and configuration of Redhat Active/Passive and Active/Active Cluster using Ext4, GFS, GFS2 file systems. Integration and maintenance Windows Active Directory with Redhat, CentOS, Oracle Linux.
Solaris Administration:
Installation and configuration of Oracle Solaris 10 x86 and Sparc. Install and configure jumpstart server to install Solaris 10 x86 and sparc as standalone or using flar archive. Installation of updated patches on solaris 10 x86 and sparc Servers. Perform day-to-day Technical Support- Analyzing, Troubleshooting and resolving Technical Problems related to Servers. Monitoring the System Performance, Perform User and Security Administration. Implementing File Permissions for the Users and Groups. Creating and maintaining non-global Zones in Solaris 10. Maintaining Service Management Facility (SMF) in Solaris. Encapsulating and Mirroring the Root Disk, Implementing RAID 0, RAID 1, RAID 0+1 & RAID 5 on multiple disks. Installation, configuration, maintenance and end-user support of Sun Microsystems SunRay Server Software (Thin Client Setup) on advanced level. Integration Solaris 10 and maintenance with Windows Active Directory.
AIX & Virtual IO Server Administration:
Installation and configuration of AIX. Software Install in AIX - Package and patch install. User Administration - Creating users groups and Limits. Logical volume management - VG, LV, Mirror. Hands-on & troubleshooting experience on AIX. File system - Creating File system, Increase and decrease FS. Installation and configuration of GPFS on AIX. Paging space - Creating secondary PS, Increase and decrease PS. Backups - Using rootvg backups and other backups. Monitoring - Using vmstat, iostat, netstat, topas, sar. Configuration of Network Installation Manager (NIM). Installation & configuration of IBM Virtual IO Server on IBM Power System and IBM Blades. Configuration of Shared Ethernet adapters, NPIV, Multipathing on Virtual IO Server.
Oracle Solaris 10 x86 / Sparc Administration
Linux (Redhat, CentOS, OEL) System Administration
Solaris System Security, Backup and Recovery
Linux Cluster Administration
Oracle Solaris Zones Administration
Installation/Configuration of FreeBSD 10.1, 10.2
Oracle VM Server Administration
User Training and Support of Unix/Linux
AIX System Administration
VMware Esxi 5.x with vCenter Administration
IBM Virtual IO Server Administration
Oracle Sun & IBM Hardware
Supervise 42 Kiosk Franchises of Bahawalpur.
Visit of Sites for Issuance of New Franchise and Send
Recommendation/Cancellation Report to Regional Headquarters of
NADRA for further Process.
Arrange Training Programs for New Product in Kiosk of Franchisees.
Solve their Problems i.e. Software Installation, Network Problems,
Connectivity Problems and Cash Management.
Recharge Franchisees Accounts for Transactions in Kiosk.
Maintain their Daily Accounts Reports and Send to Regional Headquarters
of NADRA.