محمد النجار

• Spearhead the development and implementation of best practices for system
configuration, enhancing performance optimization and security hardening,
resulting in improved reliability and efficiency.
• Achieved significant reductions in system downtime through monitoring and
maintenance strategies.
• Analyses the current state of IT infrastructure, service operation and solution
within the business, so as propose and introduce modifications to meet immediate
and long- term organizational needs.
• Champion endpoint protection initiatives, ensuring security compliance and risk
mitigation across all infrastructure components
• Directed scheduled maintenance and lifecycle upgrades, reducing unplanned
downtime by 15%.
• Implemented proactive maintenance strategies that reduced equipment downtime
by 20% and increased overall productivity

• Spearhead the development and implementation of best practices for system configuration, driving performance optimization and security hardening to enhance system reliability and operational efficiency.
• Oversee and manage a diverse array of infrastructure systems, including servers, storage solutions, RAID configurations, and virtualization platforms, ensuring seamless integration and robust performance.
• Administer critical operating systems, application servers, and file servers, while implementing comprehensive backup and recovery solutions to safeguard data integrity and availability.
• Lead a team of system administrators, fostering collaboration and knowledge sharing to elevate team performance and streamline IT operations.
• Champion endpoint protection initiatives, ensuring security compliance and risk mitigation across all infrastructure components.

• Analyses the current state of IT infrastructure, service operation and solution
within the business, so as propose and introduce modifications to meet immediate
and long- term organizational needs.
• Implemented and managed proactive maintenance plans, resulting in a 20%
decrease in equipment downtime and a significant increase in overall productivity.
• Assessed and Improved Microsoft Azure, Intune company portal and MS Sentinel.
• Design, analysis, evaluation, testing and implementation of VMware infrastructure
running windows servers. Perform troubleshoot, resolution and problem analysis
and monitor alerting systems and servers.
• Manage Microsoft Exchange admin portal and Azure Active Directory.
• Spearheaded the implementation of stringent security measures, deploying
Windows servers using industry-approved methodologies, resulting in a 30%
decrease in potential cyber threats and mitigating security vulnerabilities.
• Ensure optimization and performance of the hardware and virtual infrastructure.
• Installation, Configuration, complex server issues, performance tuning & optimizing
of Microsoft Windows Server OS.
• Developed monitoring tools to ensure performance and uptime of Servers.
• Implemented the configuration and operation of SQL Cluster implementation.
• Extensive background in SAN & NAS management, with a demonstrated ability to
implement solutions, manage change, and provision storage.
• Develop and Implemented Back-up and recovery strategies.
• Manage the configuration and operation of servers operating systems.
• Monitor the systems and respond immediately to security or usability concerns.
• Implemented integration tools and handled deployments on production
environments.
• Developed and executed disaster recovery strategies, ensuring uninterrupted
operations during critical system failures and minimizing data loss.
• Led a team of technicians in troubleshoot and resolve complex technical issues,
reducing average resolution time by 50% and improving customer satisfaction
ratings.

• Leverage extensive expertise in Windows Server services, including Active Directory, DNS, DHCP, DC replication, and Group Policies, to streamline IT operations.
• Spearhead the management and deployment of System Center Operations Manager (SCOM) Servers, significantly improving operational efficiency and system monitoring.
• Direct the administration of Microsoft Exchange Admin Center, facilitating seamless communication and collaboration across teams.
• Enforce robust security protocols while deploying Windows servers, adhering to industry best practices to safeguard organizational data and enhance system reliability.
• Mentor and lead the System Administrator team, fostering a collaborative environment to drive continuous improvement and innovation in IT management.
• Drive strategic initiatives to optimize infrastructure performance and support organizational growth as a Senior System Administrator and IT Manager.

• Led the administration of Active Directory, DNS, DHCP, and File Servers, ensuring high availability and security compliance.
• Developed and managed SharePoint Server, fostering enhanced collaboration and streamlined information sharing across diverse teams.
• Implemented FortiGate hardware firewall, which resulted in a marked improvement in the organizations network security posture.
• Designed and executed comprehensive backup and recovery strategies, effectively safeguarding critical data integrity and minimizing downtime.
• Maintained and optimized internal network infrastructure, ensuring seamless connectivity and performance across all departments.
• Mentored junior system administrators, promoting skill development and fostering a collaborative team environment.

• Manage the Active Directory and improve the Group policies for the domain users.
• Manage firewall server (TMG and GFI web monitor).
• Facing the computers problems in hardware and software.
• Applying maintenance contracts in many companies.
• Deploy OS for clients PCs from scratch.
• Solving problems which face the network systems.