Muhammad Shuman
Beirut
Summary
A seasoned Senior IT Infrastructure Engineer with over 10 years of experience in Information Technology, specializing in the design, implementation, and optimization of IT systems and infrastructure. Expertise includes VMware, Microsoft 365, Azure AD, network solutions and design, and high-availability environments. Proven success in improving system performance, managing data centers, and deploying disaster recovery solutions. Strong leadership in enhancing operational efficiency, network security, and ensuring service continuity across diverse industries.
Overview
18
18
years of professional experience
Work History
Senior IT Infrastructure Engineer
Pleiad Group
06.2023 - Current
- Managing and configuring datacenter infrastructure based on VMware technologies using vCenter.
- Administering and configuring Microsoft 365 tenants, including Azure AD, Exchange Online, Entra, and Intune. Overseeing, maintaining, and configuring core IT infrastructure.
- Troubleshooting and resolving system issues on Windows and Linux platforms.
- Configuring Active Directory, including user management and Group Policy Objects (GPOs).
- Identifying and addressing security vulnerabilities in Windows and Linux systems.
- Setting up and managing monitoring systems such as Zabbix.
- Configuring and maintaining network infrastructure (Switches, Routers and Firewalls)
- Supporting multi-datacenter operations across various regions.
- Managing backup and disaster recovery solutions using Veeam to ensure business continuity.
Senior IT System Engineer
GABS Telecommunication
Lebanon
08.2022 - 05.2023
- Managing and configuring datacenter infrastructure using VMware technologies and vCenter.
- Working in both Windows and Linux operating system environments.
- Developing scripts as needed for automation and task optimization.
- Configuring Microsoft services, including Active Directory, DHCP, DNS, NPS, and others.
- Creating and configuring new virtual servers.
- Setting up and managing SolarWinds Orion for comprehensive systems and network monitoring.
- Troubleshooting system and service issues across Windows and Linux platforms.
- Configuring Cisco switches and firewall systems.
Implementation and Technical Support Engineer
Apliman
Lebanon
10.2021 - 08.2022
- IVR VAS telecommunication development services.
- Customer technical support.
- Generating reports as needed.
- Assuring system stability.
- Deep troubleshooting and analysis of logs to resolve technical issues.
- Managed services for MTN Nigeria account.
IT System and Network Engineer
Libancellplus
Lebanon
10.2018 - 01.2021
- Palo Alto Secure Centralized Firewall – Reducing firewalls usage and increasing enterprise security and availability.
- Network security enhancement.
- Virtualization System Interconnected with SAN storage – Reducing hardware, power and maintenance costs while increasing availability for overall systems.
- Level 1/2/3 support.
- Supporting Alfa for VMware system (VMware and Nexus).
- Install and configure and maintain network devices (Routers, Switches, Firewalls)
- Domain Controller (configuration, Maintenance and User GP)
- File Server Maintenance and configuration.
- Ensuring secure remote access for remote users with Palo Alto Global Protect Gateway.
- Performing hardware and software maintenance.
- Maintaining and configuring network devices and infrastructure.
- Windows installation and maintenance (Windows servers 2016-2019, windows 10)
- VMware ESXi virtual systems (Configuration and Maintenance).
- Network planning (design and implementation).
- Implementing logging system (syslog for routers and switches)
- Implementing network security (user level, switching level and firewall level)
- Perform traffic analysis and behavior for any threat detection
- Network monitoring using PRTG and log servers.
- Creating rules and policies on Palo Alto firewall level to maintain network stability and security.
- Configuring and managing LAN cisco switches and ensuring security by applying mac security, vlaning and access list.
IT Manager
Africell
Gambia
05.2009 - 06.2017
- Network topology main design along with public IP design for the whole network infrastructure.
- Data Network Restructuring - Enhanced in increasing Mobile data consumers & enhanced company revenues by a significant number.
- Google cache interconnection project – Saving huge bandwidth for the company and improving browsing performance.
- SIP trunk with multiple suppliers for cost-effective international calls.
- Network topology design with public IP plan for the new ISP unit.
- Installed a finance system that helped the company audit all company purchases.
- Call center network design and migration from analog to VOIP Avaya PBX.
- Data charging system and network interconnection with data core network – Charging users for data consumption.
- Mail server and domain migration.
- Socrate finance system installation and integration with local network.
- Mobile money network integration.
- Internet exchange point (IXP) – for faster local regional internet access and saving international bandwidth.
- Centralized Network, System and Services monitoring – Reducing service downtime in a noticeable period.
- Developed new Datawarehouse database – Centralizing data in well structured database for faster access and reporting.
- Assure that access security is properly applied to protect the network from possible attacks using access rules on gateway routers & by continuously enforcing strict policies on the antivirus system.
- Create proper policies on main domain controller.
- Configuring and maintaining exchange mail server.
- Configuring and maintaining DNS server.
- Configuring and maintaining virtual ESXi system.
- Enhance internal & external data network security through access restriction procedures.
- Maintain network stability by monitoring performance using monitoring tools (PRTG).
- Systems and network integration for new systems with local network.
- Ensuring proper user support using ticketing system and over phone.
- Full monitoring for overall network and systems for fast support and shortest downtime.
- Configuring and maintaining network devices (Cisco, Huawei, Mikrotik ).
- Configuring and maintaining network storage device.
- Maintaining IT infrastructure (Datacenter infrastructure).
- Maintaining and configuring Huawei data network.
- Ensuring proper backup measurements are applied with proper backup/recovery plan.
- Maintaining and configuring site to site VPN with different partners for secure business implementation.
- Ensuring secure remote access using vpn certificates for trusted users.
- Maintaining and troubleshooting network infrastructure (LAN and WAN).
- Assure availability on standby mode to handle emergency cases.
- Conduct routine audits of systems & software.
- Develop multiple windows applications to meet company needs (scratch card system & Avaya tapi call center software).
- Develop/maintain company IT systems, software & databases.
- Enhance network performance for more reliability & security.
- Facilitate procurement of IT hardware, software & maintenance products & services.
- Install hardware & software and oversee maintenance & repair.
Solutions Software Developer
Hyperlink, RDC
08.2007 - 03.2009
- Developed Integrated BioEngine SDK for Biometric fingerprint authentication with LabCal Be.Unik handheld devices & Atmel 64K chip cards printed on Frago HDP600 for Kurdistan’s Regional Government using C# & SQL Server.
Education
Bachelor degree - Computer Engineering & Informatics
Beirut Arab University
Beirut01.2007
Skills
- Infrastructure and cloud platforms: Microsoft Azure AD, Microsoft Office 365 (Entra, Exchange, Intune, Defender), virtualization (VMware, Hyper-V)
- Networking: routers and switches (Cisco), firewalls (Palo Alto, PFSense), VPN access points, wireless links, network protocols (TCP/IP, HTTP/HTTPS, DNS, DHCP, FTP, BGP)
- Operating systems: Windows, Linux (Ubuntu, Red Hat, CentOS), macOS
- Networking tools: PRTG Network Monitoring, SolarWinds Orion, Zabbix
- Security: Microsoft Defender, Zscaler, Kaspersky Centralized System, Sophos, DLP
- Programming and scripting: Dot Net (C#, VBNet), SQL, PowerShell, Bash
- Database and storage: SQL, MySQL, SAN, and NAS
Projects
Microsoft Intune endpoints migration, network restructuring and redesign using Cisco and Palo Alto technologies, Alfa Telecom - VMware system deployment, data core network restructuring – new topology implementation, call center migration from PABX to Avaya IP Office (VOIP), Internet Exchange Point (IXP regional project), mail server migration (Microsoft Exchange), data network enhancement, ID card project utilizing fingerprint authentication, mobile money system, and network integration
Languages
Arabic
First Language
English
Proficient (C2)
C2
Timeline
Senior IT Infrastructure Engineer
Pleiad Group
06.2023 - Current
Senior IT System Engineer
GABS Telecommunication
08.2022 - 05.2023
Implementation and Technical Support Engineer
Apliman
10.2021 - 08.2022
IT System and Network Engineer
Libancellplus
10.2018 - 01.2021
IT Manager
Africell
05.2009 - 06.2017
Solutions Software Developer
Hyperlink, RDC
08.2007 - 03.2009
Bachelor degree - Computer Engineering & Informatics
Beirut Arab University
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