MOHAMMED ALKATHERI
Dammam,Eastern Province
Summary
Experienced network administrator with over 10 years in designing and securing complex network infrastructures in diverse sectors. Proficient in routing, switching, and cybersecurity, with practical knowledge of Cisco, Aruba, and Fortinet systems. Track record of enhancing network performance and reliability through effective management of IPSec VPNs and firewalls. Dedicated to aligning IT strategies with business goals and improving operational efficiency while staying current with emerging technologies.
Overview
14
14
years of professional experience
4
4
years of post-secondary education
1
1
Certification
Work history
Network Administrator
Algosaibi Services LTD
Dammam, Eastern Province
2021.06 - Current
- Implemented comprehensive backup solutions, resulting in data protection and disaster recovery readiness.
- Rectified network issues quickly to minimise downtime.
- Developed standard operating procedures for network administration tasks enhancing consistency in work methods.
- Enhanced security measures with installation of advanced firewall and encryption systems.
- Manage and maintain enterprise network infrastructure across Industrial, Services, Real Estate, and Trading sectors.
- Configure, monitor, and troubleshoot Aruba core and access switches.
- Administer and manage FortiGate 201E firewall, including security policies and threat prevention.
- Administer and manage Sophos XGS 2100 firewall, including security policies and threat prevention
- Establish and maintain secure IPSec VPN connections between headquarters and remote sites.
- Monitor network performance using PRTG Network Monitor, ensuring maximum uptime and proactive issue resolution.
- Support and maintain Avaya IP Telephony system, including VoIP configuration and troubleshooting.
- Lead and support cybersecurity compliance initiatives, ensuring alignment with Aramco cybersecurity requirements.
- Implement security best practices, policies, and procedures to protect organizational assets.
- Troubleshoot network issues including latency, packet loss, and bandwidth bottlenecks.
LAN Administrator
Channels by STC
Riyadh, Saudi Arabia
2017.11 - 2021.06
- Assisted new employees with LAN usage and protocols to support onboarding process.
- Improved network performance through effective LAN administration practices.
- Collaborated with IT team members to foster cohesive work environment.
- Enhanced system security via regular monitoring and preventive measures.
- Configured and troubleshot Cisco switches and routers as required.
- Managed VLANs, STP, RSTP, MST, and EtherChannel configurations competently.
- Installed and maintained Aruba wireless access points to ensure connectivity.
- Monitored network performance using SolarWinds to identify issues.
- Handled Cisco Call Manager and user extensions to facilitate communication.
- Contributed to various projects for building IT infrastructure across retail branches.
- Resolved network issues related to bandwidth, latency, and connectivity efficiently.
Network Specialist
Sale Co Advanced ,STC subsidiary
Riyadh, Riyadh Region
2011.12 - 2017.10
- Assisted in coordination with vendors for timely procurement of necessary hardware and software tools.
- Supported system security enhancement through installation of advanced software.
- Collaborated with IT teams to assist in ensuring seamless network operations.
- Facilitated improvements in network performance by implementing innovative solutions.
- Maintained and monitored LAN/WAN networks and systems.
- Installed and configured routers, switches, and wireless networks.
- Provided support to end users with hardware and network troubleshooting.
- Aided in migrating 60+ branches from DSL to MPLS network.
- Redesigned CCTV network infrastructure to improve functionality.
- Delivered training sessions to employees on effective network usage and best practices.
Education
Bachelor of Engineering - Bachelor of Electronics and Communication Engineering
Aden University
Yemen, Aden 2005.08 - 2009.07
Skills
- Network administration and troubleshooting
- Routing and switching (Cisco Aruba)
- Network security and firewall management
- IPSec VPN configuration between Firewalls in HQ and Remote Area
- Network monitoring (PRTG)
- VoIP and telephony systems (Avaya)
- Cybersecurity compliance and governance
- Technical support and reporting
- Project management
- Team collaboration and communication
- Virtualisation
- VPN troubleshooting
- Server support
- Azure Active Directory
- Microsoft Office 365
Languages
Arabic
Native
English
Fluent
Indonesian
Beginner
Certification
· Summer Training at Aden Port communication and navigation Equipment 2007.
· Diploma in English, SEE Academy, India, Bangalore –Feb 2011.
· Security+ Course in ALKHLEEJ Training & Education for two weeks June 2012.
· Cisco Certified CCNA Oct 2013, Cisco ID: CSCO12437157.
· Training Of Time Management Sale‑CO Academy April 2013.
· Training of Project Management SALE‑CO Academy, June 2013.
· Training Microsoft Windows 7, SALE‑CO Academy, July 2013.
· Cisco Certified CCNP( Routing) Oct 2015, Cisco ID: CSCO12437157.
· Cisco Certified CCNP Enterprise July 2020 Cisco ID: CSCO12437157.
· Aruba Certified Mobility Associate (ACMA), Sept 2020
· Cisco Certified Specialist -Collaboration Core , March 2021.
· Aruba Certified Switching Associate (ACSA),May 2024.
Timeline
Network Administrator
Algosaibi Services LTD
2021.06 - Current
LAN Administrator
Channels by STC
2017.11 - 2021.06
Network Specialist
Sale Co Advanced ,STC subsidiary
2011.12 - 2017.10
Bachelor of Engineering - Bachelor of Electronics and Communication Engineering
Aden University
2005.08 - 2009.07