Sameh Taha
Cairo,C
Summary
Skilled Technical Support Engineer specializing in resolving complex Microsoft 365 issues. Expert in troubleshooting mail flow and Outlook connectivity, enhancing user experience through analytical thinking and effective communication. Improved operational efficiency and email stability for enterprise clients, ensuring secure and reliable messaging services.
Overview
11
11
years of professional experience
1
1
Certification
Work History
Technical Support Engineer
Concentrix
Cairo
09.2025 - Current
- Experienced Exchange Online and Outlook Technical Support Engineer specializing in resolving complex messaging, connectivity, and client performance issues across Microsoft 365 environments.
- Supported enterprise customers by ensuring reliable, secure, and optimized communication services, enhancing overall user satisfaction.
- My work includes troubleshooting mail flow, message delays, NDRs, Autodiscover failures, Outlook crashes, profile corruption, OST/PST issues, and EOP filtering or security-related problems.
- I analyze message traces, headers, service logs, Outlook diagnostics, and network captures to identify root causes and deliver actionable solutions.
- I manage mailbox settings, shared mailboxes, permissions, transport rules, and retention policies using EAC, M365 Admin Center, and PowerShell.
- I supported hybrid Exchange environments and resolved directory synchronization issues.
- Provided clear communication through RCA reports, preventive guidance, and best practices, improving reliability and reducing incidents.
- Focused on ensuring email stability and maintaining secure messaging services for large organizations, contributing to operational efficiency.
- Troubleshoot mail flow issues, delivery delays, routing errors, and SMTP related problems.
- Diagnose Outlook connectivity issues (Autodiscover, MAPI/HTTP, EWS, OAuth).
- Resolve client performance problems, crashes, sync failures, and OST/PST corruption.
- Support EOP filtering, anti-phishing, anti-spam, and Defender for O365 protections.
- Analyze logs, traces, message headers, and network data for RCA.
- Provide documentation, RCAs, customer communication, and best-practice guidance.
Customer Service Agent
Vodafone
01.2015 - 10.2025
Education
Diploma - Computer Software Engineering
Cairo University
06-2025
Diploma of Education - Professional Diploma in Education
Helwan University Cairo
06-2018
Bachelor's degree - German Language and Literature
Al-Azhar University
06-2013
Summer course - Summer School in Cultural Studies
University of Vechta
09-2012
Skills
- Technical support
- Hyper-V
- Virtualization technologies
- Failover cluster
- Problem analysis
- Analytical Thinking
- Communication skills
Certification
- OneDrive for Business Essential
- Certified Tester Foundation Level (CTFL)
Languages
Arabic
Native
Native
German
Advanced (C1)
C1
English
Advanced (C1)
C1
Timeline
Technical Support Engineer
Concentrix
09.2025 - Current
Customer Service Agent
Vodafone
01.2015 - 10.2025
Diploma - Computer Software Engineering
Cairo University
Diploma of Education - Professional Diploma in Education
Helwan University Cairo
Bachelor's degree - German Language and Literature
Al-Azhar University
Summer course - Summer School in Cultural Studies
University of Vechta