I possess a deep understanding of network technologies and security best practices. My technical skills include:+ Git: Version control system for managing code repositories.+ Kali Linux: Penetration testing platform for identifying vulnerabilities.+ Cloud Platforms: Azure and AWS for cloud-based solutions.+ Penetration Testing: Conducting security assessments to identify vulnerabilities.+ Metasploit: Penetration testing framework for exploiting vulnerabilities.+ Routing Protocols: Configuring BGP, OSPF, and VPN technologies.+ Cryptography: Implementing encryption and other cryptographic techniques to protect data.+ MFABy combining my strong leadership skills with deep technical expertise, I have successfully led Hyper ICT Oy to become a player in the cybersecurity industry.

As CTO at Shatel, a leading Internet Service Provider in Iran, I played a pivotal role in driving network expansion, enhancing cybersecurity, and optimizing operational efficiency.Key Achievements:- Network Expansion: Increased network capacity by 250% for DSL and FTTH services.- Cybersecurity Enhancements: Implemented weekly security hardening updates and automated DDoS protection using Ansible, reducing prevention time by 30%.- Strategic Leadership: Supervised NOC, R&D, Data Centers, Installation teams, and Service Quality departments.- Project Management: Successfully managed projects for deploying new devices and services, including VDSL2, VoIP, and FTTH.- Vendor Selection and Evaluation: Conducted rigorous vendor selection processes and performance testing to identify optimal solutions.- Penetration Testing: Implemented regular penetration testing to identify and address security vulnerabilities.- Vendor Management: Established and maintained strong relationships with world-scale vendors to ensure access to cutting-edge technologies.- Talent Acquisition: Implemented a Topgrading hiring system to recruit top technical talent.- Technological Innovation: Led the design and implementation of advanced network architectures, including IP planning and LOM creation.- Security Oversight: Supervised SOC operations and implemented Intelligence-Led Penetration Testing (ILPT) frameworks to bolster network security.Technical Skills:+ Network architecture design+ IP planning+ Cybersecurity best practices+ DDoS protection+ Ansible automation+ Team leadership and management+ Project management+ Vendor selection and evaluation+ Penetration testingBy combining my technical expertise with strong leadership skills, I successfully drove network expansion, enhanced security, optimized operations, and established strategic partnerships with leading vendors.

As the Lead Network & Security Specialist at Shatel, a leading Internet Service Provider, I played a pivotal role in designing, implementing, and managing the network infrastructure.Key Achievements:- Network Architecture: Successfully configured and deployed Cisco ASR9K and ASR1K routers as well as BNG (Broadband Network Gateway) devices.- Advanced Routing Protocols: Implemented and configured BGP multihoming, VRF (Virtual Routing and Forwarding), MPLS, and MPLS-TE (Traffic Engineering) to optimize network performance and resiliency.- Layer 2 Switching: Configured RSTP (Rapid Spanning Tree Protocol) and VTP (VLAN Trunking Protocol) for efficient VLAN management and redundancy.- Network Design: Led the design and implementation of Shatel's network infrastructure and contributed to the design of national telecommunication networks.- IP Backhaul and DSL Services: Played a key role in deploying IP networks as backhaul and providing DSL services.- Security Solutions: Implemented Cisco ANA (Network Admission Control) and Cisco ISE (Identity Services Engine) for enhanced network security and access control.- Billing and Accounting: Deployed Cisco ISG for multi-rate accounting and billing.- Directory Services: Configured and managed Radius, DNS, and TACACS+ for authentication, authorization, and accounting.- Penetration Testing: Conducted regular penetration testing to identify and address security vulnerabilities.Technical Skills:+ Network architecture design+ Routing protocols (BGP, VRF, MPLS, MPLS-TE)+ Layer 2 switching (RSTP, VTP)+ Cybersecurity solutions (Cisco ANA, Cisco ISE)+ Penetration testing+ Network management tools+ Network monitoring tools (Zabbix, Cacti, Solarwinds)+ Data center management+ WiFi HotspotBy leveraging my deep technical expertise and strong leadership skills, I successfully contributed to the growth and development of Shatel's network infrastructure and security posture.

As a Senior Network Engineer at Respina, I played a pivotal role in designing, implementing, and optimizing complex network infrastructures, ensuring seamless operations, robust security, and exceptional performance.Key Achievements:- Enhanced User Experience: Improved the quality of experience for dedicated users by 30% through the addition of redundant gateways and optimized routing to CDNs.- Network Availability: Increased network availability from 99.95% to 99.98% through proactive maintenance, troubleshooting, and optimization efforts.- Network Engineering: Proven expertise in designing, implementing, and managing complex network architectures.- System Administration: Proficient in administering network systems and devices for optimal performance and security.- Wireless Networking: Deep understanding of wireless technologies and their applications, including Wi-Fi.- Virtual Private Networks (VPNs): Skilled in configuring and managing VPN solutions for secure remote access and data protection.- Cisco Technologies: In-depth knowledge of Cisco networking equipment and technologies.- Network Operations: Experienced in managing network operations, including troubleshooting, monitoring, and maintenance.By leveraging my technical expertise and strong problem-solving skills, I have consistently delivered high-quality network solutions that meet the evolving needs of our organization.

As a Senior Network Engineer at Shatel, a leading Internet Service Provider in Iran, I played a pivotal role in designing, implementing, and managing the network infrastructure.Key Achievements:- Network Expansion: Contributed to the design and implementation of network expansion initiatives to increase network capacity.- Technology Planning: Participated in strategic planning for technology adoption and implementation, including IP planning and LOM creation.- Operational Oversight: Supervised NOC, installation teams, and service quality to ensure optimal network performance.- Project Management: Managed projects for deploying new devices and services, such as ADSL2+ and VoIP.- Talent Acquisition: Recruited and managed technical staff to support network operations and growth.- Network Design: Led the design and implementation of network infrastructure for multiple provinces, utilizing Cisco MPLS technology.- Security and Quality: Implemented measures to improve network security and enhance overall service quality.- Top-Level Troubleshooting: Provided expert-level troubleshooting for complex network issues, including BGP, OSPF, EIGRP protocols.- Voice and Video Communications: Implemented and managed SIP and H.323 protocols for voice and video communication services.- Cisco Routers: Configured and managed Cisco 5300, 7200, and 9500 routers for routing, switching, and security.Technical Skills:+ Network architecture design+ IP planning+ Network operations management+ Project management+ Technical staff recruitment+ Cybersecurity best practices+ BGP, OSPF, EIGRP routing protocols+ Layer 2 switching+ SIP and H.323 protocols+ Cisco networking devices (5300, 7200, 9500)By combining my technical expertise with strong problem-solving skills and a commitment to mentoring junior engineers, I successfully contributed to the growth and development of Shatel's network infrastructure and team.

In my role as a Junior Network Engineer at Respina, I support the design, implementation, and maintenance of network systems to ensure efficient and reliable operations.

As a Junior Network Engineer at Parsonline, I embarked on my professional journey, focusing on various aspects of network design, implementation, and maintenance. I troubleshooted Dialup Users and Dialup Access servers.