Ahmed El Sayed
@ahmedelsayed3
I build and support enterprise networks across EMEA for global clients.
What I'm looking for
I've delivered enterprise network solutions for CallTek and Atos, supporting hospitality brands including Marriott, Hyatt, and Hilton and Siemens organizations across the Middle East and Africa.
I led the SECON22 WAN migration and client-zone services implementation across 10+ countries for Siemens Energy, and commissioned a data center and IPTV control unit for the Siemens Mobility tram consortium at Qatar Educational City.
I work across Cisco, Juniper, firewalls, routing, switching, wireless, data center infrastructure, and incident management. I’ve reduced daily network complaints by 70%, maintained SLA parameters above 85% across 200+ EMEA sites, and am comfortable delivering remote support in global multi-vendor environments.
Experience
Work history, roles, and key accomplishments
Senior Network Engineer
CallTek
May 2024 - Present (2 years 3 months)
Deliver network solutions for top-tier hospitality brands including Marriott, Hyatt, and Hilton. Manage and resolve intricate network challenges, enhancing customer experience and streamlining large-scale LAN and WLAN setups using Cisco and Meraki technologies.
Combined roles of network engineer, architect, and project lead; designed, implemented, and supported networks and data center infrastructure for Siemens-Energy, Siemens AG, Healthineers, and Siemens Mobility across the Middle East and Africa. Successfully managed the SECON22 WAN migration and client zone services implementation for Siemens Energy.
Senior Network Administrator
Techno-scan for Radiology
Jul 2017 - Jul 2018 (1 year)
Monitored performance and analyzed, fixed network irregularities across multiple branches. Proactively standardized network infrastructure, improving troubleshooting procedures and enhancing firewall policies, resulting in a 70% reduction in daily complaints.
Network Specialist
Guest-Tek Interactive Ltd
Jan 2015 - Jun 2017 (2 years 5 months)
Implemented, tested, and supported network hardware and software systems for client production sites and new projects within EMEA region. Maintained SLA parameters above 85% and monitored and troubleshooted problems and outages in more than 200 sites.
NOC Engineer
Virtutone Networks Inc
Mar 2014 - Jan 2015 (10 months)
Monitored wholesale VoIP services performance and statistics, troubleshooting problems and interacting with carriers to resolve issues. Twice awarded Employee of the Month for showing excellent initiative in different situations.
Senior Technical Specialist
Juhayna for Food Industries
Oct 2013 - Mar 2014 (5 months)
Point of technical support for hand-held devices used by sales team of about 800 users. Reached 90% reduction in reported faults by educating supervisors about handling common daily issues.
Technical Support Account Advisor
RAYA Contact Center
May 2012 - Sep 2013 (1 year 4 months)
Handled technical inquiries for Etisalat home services in UAE, providing solutions and escalating unsolved issues. Ranked in top 10 achievers 4 times and elected acting operations team lead for 2 months.
Education
Degrees, certifications, and relevant coursework
El-Fayoum University
Bachelor of Science, Communication and Electronics Engineering
2006 - 2010
Bachelor of Science in Communication and Electronics Engineering from the Faculty of Engineering, El-Fayoum University, completed in 2010.
Availability
Location
Authorized to work in
Job categories
Skills
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