Experience

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  Roshan (telecom developement company afghanistan)

  Jan 2012 - Nov 2021

  • Troubleshoot complex technical issues in Linux-Unix environments running on diverse hardware and technologies, ensuring resolution to completion.• Oversee 2nd and 3rd level Infrastructure operations support for the department on a 24x7 basis, with on-call support during off-hours for initial response to disruptions, outages and incidents.• Monitor system performance, troubleshoot issues, and ensure high availability and reliability of Linux-based infrastructure.• Managed IBM systems, Oracle SPARC M8-8 Servers, DATA DOMAIN server and enterprise Storages of different brands (EMC VMAX and Dell SC9000, Dell PowerStore, Dell ME4024, Lenovo DS4200, HP P2000, IBMv7000 storage, Dell EMC unity 300/450 & IBM V3700 storage).• Maintained virtualization technologies, such as High Availability (HA), VMware ESXi vCenter & Oracle VM Manager (OVMM Server), Proxmox Virtual Environment, Microsoft Hyper V, Virtual Distributed Switch.• Performed complex hardware installation & administration of more than 300 physical and virtual servers and analyzing complex hardware and software issues associated with complex storage platforms including EMC, HP, DELL, LENOVO, ORACLE, IBM and Racking & power system PDU setups and chassis.• Implement and maintain security measures to protect Linux systems from unauthorized access and ensure compliance with industry regulations.• Perform regular system backups and disaster recovery procedures to minimize data loss and maintain business continuity.• Managed the routine servers, storage, and other system administration equipment’s health check and management of critical spare parts for critical servers and performing the faulty part replacement and evaluate and recommend hardware and software upgrades to improve system performance and scalability.• Responsible to asset tagging and the data center inventory management and integration of new technologies into the company environment. Show less • Daily oversight and administration of UNIX / Linux servers and EMC storage via OpManager, PRTG,Zabix and Nagios monitoring tools.• Performed Red Hat Enterprise Linux, AIX, Sun Solaris, Windows, SUSE Linux, Rocky Linux, OracleLinux Operating Systems & software installations, upgrades, migrations, backup, and recovery.• Possess extensive experience with Sun Servers, including entry-level, mid-range, and high-endsystems like IBM Power, Oracle Sparc M8-8 Enterprise systems, Lenovo, HP and Dell Chassis.• Possess extensive experience with backup software i.e Veeam Backup & Replication and EMCNetworker backup application.• Strong management and administration of enterprise storage technologies, such as RAID, SAN, andNAS and executes SAN Fabric zoning for new servers and storage devices & Plan changes / install toStorage, Logical Disk, Raid, and LUN Configuration & Installation and Configuration of new Storage.• Ensures system accessibility, functionality, and stability through administration. Supports anenterprise production environment.• Evaluate, improve, and maintain the information security throughout the Linux infrastructure.• Writing Standard Operating Procedures (SOPs) (in conjunction with Regulatory and QualityAssurance) as required for the Linux, and backup and recovery infrastructure.• Responsible for capacity, strategic planning, and performance related to the ongoing enhancementof large backup and recovery infrastructure.• Systems administration for a mixed and growing environment of storage area networks consistingof channel switches. Manage, maintain, deploy, troubleshoot, and support SANs. Show less • End-user technical support. (Technical support for staff and troubleshoots problems with workstations, desktops/PCs, printers, scanners, copiers, mobile devices, and other equipment).• Installing and configuring of PBXs, Access points, switches, routers, printers, scanners, and administration of Conference Bridge and Video Conferences.• Installation and configuration of various software, anti viruses, Microsoft Windows, iOS, and Macintosh (MAC) operating systems and assembling and dissembling of laptop and desktop computer.• Managing incoming IT support emails into the IT Management System and direct to the necessary support queue, escalating requests to the appropriate party as necessary.• Excellent knowledge in virtual meeting platforms like Google Meet, Microsoft Team, WebEx, Zoom, etc.• Maintain the IT Asset Management System ensuring that all assets are recorded and updated when required, worked closely with technology other department to resolve the issue on time. Show less

  • Senior Expert, Backup/Storage & SUN/UNIX

    Jan 2019 - Nov 2021

  • SUN/UNIX Engineer

    May 2017 - Jan 2019

  • IT Support Engineer

    Jan 2012 - May 2017