Alireza Rezaei

• Analyzing and 24*7 Monitoring threats and vulnerabilities on internet payment gateway (IPG), point of sale (POS) and web services in security operation center • Investigating, documenting, and reporting on any information security and payment switch incidents based on PCI-DSS standard • Search firewall, email, web or DNS logs to identify and mitigate intrusion attempts. • Investigate malicious phishing emails, domains and IPs using Open Source tools and recommend proper blocking based on analysis.

• Harden 21 Radios config like Mimosa,Netmetal,SXT,LHG • Actively 24*7 Monitoring and analyzing threat and vulnerabilities. • Investigating, documenting, and reporting on any information security incidents • Analysis and monitoring radios links and response to previously unknown hardware and software vulnerabilities. • Investigate suspicious activities, misconfiguration and prevent them

Hardware/Software Installation • Installed and updated hardware & software and recommended computer equipment to reduce the overall cost by 18% • Documented all software/applications upgrades & modifications and maintained the IT & software Inventory Network Administration • Updated, maintained & monitored all aspects of computer networks and resolved network related issues • Installed and tune 9 Mikrotik and Mimosa Radio link for network and internet