LOUAY SERHAL
System Admin
Beirut, Lebanon | - |-|
louaii
SUMMARY
Experienced System Administrator with a strong foundation in networking, security, and systems
management, particularly in Linux environments. Proficient in a wide range of technologies including Meraki,
Microsoft Dynamics 365, Active Directory, and cloud services. Adept at automating processes, optimizing
system performance, and ensuring secure, high-availability infrastructures. Currently pursuing opportunities
to further develop technical expertise while contributing to innovative, high-impact projects in dynamic
environments.
EXPERIENCE
System Administrator | Tahseen Khayat Group
Beirut, Lebanon | Feb 2025 – Present
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Managed routing and network segmentation assigning dedicated subnets and VLANs
Administered Active Directory and Microsoft 365 integration for user management, licensing, and
SharePoint site creation with structured permissions to enable secure, cross-department collaboration.
Monitored and secured network infrastructure using Meraki cloud services, including IDS implementation
for real-time threat detection and network insights.
Mitigated email-based security threats by managing filtering services, enforcing sender/domain policies,
and blocking or allowing messages to protect organizational communication.
IT Manager | Sacs-it
Paris, France | Nov 2024 –Jan 2025
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Set up and managed the company’s domain for centralized user authentication and access control.
Maintained and administered corporate email systems via cPanel, ensuring reliable communication and
uptime.
Configured and maintained a self-hosted instance to manage tasks, track milestones, and support agile
workflows.
Oversaw GitLab setup and administration for secure, version-controlled source code management.
Deployed and maintained a locally hosted VPN solution, secured with username/password and OTP-based
multi-factor authentication.
IT Support | Titan Technologies
Badaro, Lebanon | Jun 2024 –Nov 2024
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Provided on-site and remote support for hardware, software, and networking, ensuring system availability
and security for government and private clients.
Installed and configured CCTV systems, NVRs, and managed server racks and network switches.
Provided telephony support, troubleshooting and configuration through UCM.
Performed regular system updates, patches, and backups to maintain system performance.
System Engineer | SecureALM
Achrafieh, Lebanon | Aug 2023 –May 2024
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Configured URL whitelisting through DNS server using nginx backend on EC2 instances through AWS.
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Deployed a proxy server on the network to monitor URLs across various devices, including PCs, TVs, and
smartphones.
Monitored and managed servers to ensure smooth operation, efficient resource utilization, and effective
handling of enterprise traffic.
Created VPN tunnels for users to access services avoiding transparent proxies ISP’s ensuring secure
connections.
SKILLS
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Bash, Java, Python, C#, SQL, PHP, JavaScript, C
Linux, Windows, macOS, VM ESXi, vSphere
Switching, Routing, Access Lists, IDS/IPS, Firewalls, VPN, Proxy, IP Telephony, CCTV, Printers
AWS CodeDeploy, Jenkins, Terraform, Kubernetes, Puppet
Nagios, Splunk, Chronicle, Zabbix, Meraki
Microsoft Dynamics 365 CRM (Automation, Configuration, and Customization)
POP, IMAP, cPanel, DNS records, Spam filter
Git, Docker
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Languages: Arabic (Native), English (Proficient), French (Proficient)
EDUCATION
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Bachelor in Computer Science, Lebanese International University
(October 2021 – June 2024) GPA: 3.02/4.00
CERTIFICATES
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Cisco Certified Network Professional (CCNP)
DevOps Engineer Training
Linux Administrator Enterprise
Security Analyst Professional Training
Cisco Academy
Forward Mena
Udemy
Google
