Ahmed Elesawi
Ahmed Elesawi

Network Security Engineer

Instructor

Ahmed Elesawi
Ahmed Elesawi

Network Security Engineer

Instructor

Download CV Contact Me
About Me
Hey, there I'm Ahmed Elesawi

Senior Network Security Engineer with extensive experience protecting critical infrastructure in the ISP (Telecom Egypt) and Banking (Banque Misr) sectors. Expert in managing multi-vendor firewall environments including Palo Alto, Fortinet, and Cisco FTD/ASA. Proven track record in large-scale migrations, including the transition of ASA configurations to PaloAlto and FortiGate. Active Instructor at the National Telecommunication Institute (NTI), specializing in Ethical Hacking (CEH) and Network Security operations.

  • Address: Cairo, Egypt
  • Phone: 01101201743
  • Email: [email protected]
  • Freelance: Available
  • Part Time Available
Resume
Education
2013 - 2018
Bachelor of Engineering – BE in Electrical, Electronics, and Communications Engineering
Marg High Institute For Engineering and Technology (M.I.E)
  • Overall Grade: Very Good (GPA: 2.92).
  • Graduation Project: Designed and implemented a Robotic Arm with Computer Vision. (Grade: Excellent)
Experience
03/2025- Present
Senior Network Security Engineer
Telecom Egypt
  • Managed and secured enterprise and backbone environments using FortiGate, Palo Alto, Forcepoint, and Cisco FTD firewalls.
  • Executed full migration of legacy email security to Microsoft Exchange Online Protection (EOP).
  • Administered Pulse Secure (Ivanti) VPN solutions to maintain secure remote access.
  • Implemented advanced NGFW features including IPS, URL filtering, and SSL inspection to align with ISO 27001 and NTRA compliance standards.
  • Maintained site-to-site VPN tunnels connecting external partners ensuring encrypted, stable, and highly available communication channels.
  • Collaborated with SOC teams on vulnerability management and incident response.
07/2024 - 02/2025
Network Security Engineer
Banque Misr
  • Managed critical banking infrastructure using Palo Alto and FortiGate firewalls, ensuring strict adherence to Central Bank of Egypt (CBE) regulations and InfoSec policies.
  • Monitored and optimized NGFW security profiles, integrating features such as IPS, URL filtering, application control, and SSL decryption to enforce comprehensive security policies.
  • Maintained SSL-VPN configurations to provide secure connectivity for internal systems and remote users.
  • Maintained site-to-site VPNs for secure communication between internal systems and extranet partners, ensuring uninterrupted data flow.
  • Conducted regular policy reviews and fine-tune firewall configurations to enhance performance.
  • Automated operational tasks, including firewall rule audits and configuration consistency checks, using Python scripting to improve efficiency and reduce manual errors.
07/2023 - 06/2024
Network Security Engineer
Raya Information Technology
  • Resident at Banque Misr, actively contributing to the security infrastructure.
  • Deployed and configured FortiGate and Palo Alto NGFWs to replace legacy systems, enhancing the organization's overall security posture.
  • Migrated firewall policies from legacy systems to FortiGate and Palo Alto platforms, ensuring seamless transitions and compliance with organizational standards.
  • Implemented advanced NGFW features, including sandboxing, malware detection, and application control, as part of deployment processes.
  • Performed post-deployment troubleshooting and performance tuning to ensure operational stability of the new environment.
05/2023 - 06/2023
Network Security Engineer Trainee
BARQ Systems
  • Shadowed experienced engineers to gain hands-on exposure to advanced network security technologies and operations.
  • Assisted in the installation and initial configuration of FortiGate firewalls, FortiManager, and F5 LTM/ASM systems.
  • Participated in troubleshooting sessions to resolve network issues and ensure the operational reliability of deployed solutions.
  • Acquired foundational skills in deploying and managing security solutions, including endpoint protection and load balancing systems.
05/2020 - 04/2023
Electrical Site Engineer
ECS - Cairo Business Park Project
  • Supervised electrical installations, ensuring adherence to project specifications and timelines.
  • Coordinated with cross-functional teams to align project phases and meet deadlines.
  • Managed workforce and resources effectively to maintain project schedules and ensure quality control across electrical works.
  • Managed workforce and resources effectively to maintain project schedules and ensure quality control.
  • Provided technical support to resolve on-site issues and ensure compliance with safety regulations.
Teaching Experience
06/2023- Present
Instructor (Part Time)
NTI - National Telecommunication Institute
  • Delivered specialized training courses in Certified Ethical Hacker (CEH), Cisco CyberOps Associate, and Network Security, tailored for IT professionals.
  • Taught advanced methodologies in penetration testing, network intrusion analysis, and security operations to prepare students for industry certification exams.
  • Conducted hands-on labs focusing on configuring NGFWs, setting up VPNs, performing log analysis, and implementing threat mitigation techniques.
  • Developed and presented real-world scenarios and case studies to reinforce learning and practical application of security concepts.
06/2023 - 03/2024
Instructor (Part Time)
YAT learning Centers
  • Instructed for the Digital Egypt Cubs Initiative (in collaboration with Udacity), covering foundational cybersecurity architectures and principles.
  • Led practical training sessions on ethical hacking, incident response, and network security fundamentals.
  • Designed and deployed interactive technical simulations to test student competency in real-world attack scenarios.
Skills
Technical Skills
  • Firewalls: Palo Alto (Panorama, NGFW), Fortinet (FortiGate, FortiManager, FortiAnalyzer, FortiProxy), Cisco (ASA, FTD), Forcepoint, PulseSecure Ivanti, Cisco IronPort (ESA), Microsoft 365 EOP.
  • Security: IPS/IDS, URL Filtering, SSL Decryption, Anti-Malware, Sandboxing (WildFire).
  • Networking: OSPF, BGP, VLANs, IPSec VPN, SSL-VPN, QoS.
  • Automation: Python (Scripting for rule audits, configuration backups, and consistency checks).
  • Tools: Wireshark, TCPDump, Nmap, Metasploit, Burp Suite.
Coding
  • Python
  • C/C++
  • Bash
Languages
  • Arabic
    100%
  • English
    85%
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Get in Touch
  • Address: Cairo, Egypt
  • Email: [email protected]
  • Phone: +2 01101201743
  • Freelance: Available
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