Experience

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  Vision advanced systems

  Mar 2013 - Jun 2014

  Linux system administrator

  ● Linux Servers Management (Installation, Configuration & troubleshooting )Web servers: Nginx, Apache .Mail servers: Postfix, Exim .Ftp servers: Vsftpd, Pure-ftp, Proftp .Databases: MySQL .Control panels: Cpanel, Kloxo, Webmin, Ispcinfig, CWP .Virtualization technologies: KVM, XEN, VMware .Virtualization Control panels: SolusVM .Monitoring System: OpsView .Backup and Recovery

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  Ommar el-ard organization

  Nov 2014 - Jan 2015

  Quality control officer

  ● Monitor performance by gathering relevant data and producing statistical reports .● Record information on processes which do not conform to standards .● Liaise with colleagues and others involved in the processes in order to create plans to improve quality.● Set up and maintaining controls and documentation procedures .

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  Venatra enterprise solutions

  Feb 2015 - Jun 2017

  Linux system administrator

  ● configuration and management of Linux distro (Redhat, CentOS, Ubuntu, Debian, Fedora, Open Suse).● Installing and Configuring Monitoring systems (Nagios, OPSview) .● Using Host monitor apps (Nagios, OPSview) to monitoring servers and services .● Ensure the proper completion of system backups .● Excellent knowledge of installing, configuring, and tuning the Web Servers .● Install, configure, update, tuning, securing, and troubleshooting ( MySQL database server, PHP handlers server, Web servers, DNS, etc.. ) .● Excellent knowledge of Mail services (Exim, postfix, Courier Imap) .● Excellent knowledge of firewall policies (Iptables, APF, CSF, etc..) .● Excellent knowledge of DNS, NTP, Networking in Linux servers .● Good Knowledge of Bash Scripting and nano, pico ,and vim editors .● Excellent knowledge of WHM / CPanel to managing hosting Linux servers .● Good Knowledge of, Plesk, Webmin, and more control panels like direct admin .● Team Leader of the Hosting department (Jun 2015 – Aug 2015) . Show less

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  Master linux

  Nov 2017 - Nov 2018

  Linux system administrator

  ● Provided outsourced system administration services for the E-Visa project at ETIT Co.

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  Etit-eg

  Nov 2018 - Dec 2022

  Senior linux system administrator

  ● Played a key role in supporting the Egyptian government’s E-Visa (visa2egypt.gov.eg) and Border Control projects.● Managed and optimized Linux systems for high performance and security.● Managed virtual machines (VMs) using VMware vCenter and vSphere to ensure optimal performance and resource allocation.● Modified VM resources (such as CPU, memory, and storage) based on project needs to ensure efficient infrastructure usage.● Provided regular performance reports on the virtual environment to identify potential improvements and ensure high availability.● Monitored the virtual infrastructure to ensure system stability and proactively detected potential issues. Show less

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  Giza systems

  Jan 2023 - now

  Senior os support engineer

  ● Managing over 300 Linux and Windows servers to ensure optimal performance and reliability.● Handling ad-hoc tasks to address operational needs and resolve urgent issues.● Mitigating OS vulnerabilities by identifying and applying essential patches and updates.● Collaborating with application and database teams to address and resolve specific vulnerabilities.● Regularly implementing system updates and OS patches to maintain security and performance.● Troubleshooting and analyzing systems, providingdetailed Root Cause Analysis (RCA) for OS-related issues.● Installing and upgrading security agents to bolster system protection.● Modifying system configurations as needed to meet operational requirements and improve efficiency.● Developing automation scripts to streamline processes and enhance system security and efficiency.● Managing OpenStack instances through the Bluvalt dashboard, ensuring efficient operation and resource allocation.● Modifying VM resources (such as CPU, memory, and storage) to meet project requirements and maintain optimal infrastructure usage.● Monitoring the performance of virtual machines regularly to identify potential improvements and ensure high availability.● Creating new virtual machines (VMs) as needed to support ongoing projects and operational demands. Show less