• Administration & Designing LANs, WAN, and wireless networks (4 Branches with 400 users)• Consulting for network optimization and development that cause more than 30 percent cost reduction.• Configured and managed Palo Alto, Fortigate Firewalls and FortiWeb (WAF), ensuring robust network security.• Monitored network performance using tools such as Zabbix and PRTG, addressing issues proactively to maintain 99.99% uptime.• Developed automated scripts using Ansible to streamline network operations, reducing manual configuration time by 40%.• Provided Level 3 support for network issues, reducing resolution time by 50% through effective troubleshooting and root cause analysis.• Implementing and maintaining Cisco IOS | Fortigate | FortiWeb | Palo Alto | Cisco FTD | IIS Server | PRTG | Zabbix | Active Directory |Group Policy | Microtik Wireless |DHCP | DNS |File Server | DFS | HP SAN Storage | VMware

• Technical team leader in a team of 10 people.• Design and implementation of QoS for network edge which saved over 25 percent of the network bandwidth.• Participated in critical projects to ensure a smooth transition for the Export Bank of Iran's network infrastructure to move to a new datacenter with zero downtime.• Coordinated between customers and implementation engineers to assess, apply, and verify changes. • Conducted regular network security assessments and implemented necessary measures to protect against vulnerabilities (ISO 27001).• Created and maintained procedural documentation to fast-track problem resolution for fellow engineers.• Implementing and maintaining Cisco IOS | Fortigate | Cisco Firepower | Juniper Firewalls | OSPF | BGP | PRTG | VMware | Ansible

• Administering & designing LANs, WANs, and Cisco wireless networks (over 4000 clients). • Executed firewall changes within 24 hours as specified within the service level agreement. • Analyzing & developing key components using methodology-prescribed techniques. • Communicating and negotiating with University Students, Teachers, other staff, and suppliers for problem resolution.• Supervise university IT contracts• Design and Implementation of Microsoft HPC on HP servers for Mechanical Students to run MATLAB and Mathematica projects. It caused much faster processing, helped students save their time, and helped faculty save enormous budgets by not buying many personal computers for this purpose. I won a prize for this project.• Implementing and maintaining Cisco IOS | Cisco ASA | VMware | Cisco Wireless | Windows Server 2003 | Microsoft ISA Server | Active Directory