Senior Defensive Security Specialist

Senior Defensive Security Specialist

Job Description

Alibaba is looking for a Senior Defensive Security Specialist to help us improve and expand our rapidly-growing products.

In Alibaba, we believe we can influence the workplace culture of Iran by promoting Integrity, Authenticity, Commitment to something beyond ourselves and Respectful dialogue, and you can be a part of this building procedure.

  • Owns and is accountable for the design, implement and development of network and infrastructure.
  • Participates in architecture discussions, regularly proposes and discusses solutions to system and restructure requests that are directly related to their area of focus.
  • Optimize the network by detecting, tune and or replace bottlenecks.
  • Responsible for finding, understand, fix and or report any problem in the network, team and hardware resources.
  • Play the active role in documentation and reporting by helping the other teammates in the documentation and writing things.
  • Build , analyze and enforce security and access control policies
  • Design, configure, deploy, and maintain Next Generation Firewalls/IPS.
  • Configure, deploy, maintain, and troubleshoot remote access VPN; and site-to-site VPNs peering with 3rd party vendors


  • Having at least 4 years experiance on netowrk security
  • Having BS/MS on Computer science or other related fields
  • Deep knowledge on TCP/IP
  • Good Knowledge on Operating System
  • Good Knowledge on network and host forensics
  • Good knowledge on Cloud Security
  • Extensive knowledge and expertise with the following technologies: Firewalls, DNS Firewalls, Web Application Firewalls (WAF), Secure Email Gateways, Intrusion Detection and Prevention Systems (IDS/IPS), Security Incident and Event Management Systems (SIEM), Threat Intelligence, Data Loss Prevention (DLP), Endpoint Protection Platforms (EPP) and Endpoint Detection and Response (EDR)
  • Having experience with Cisco, Fortinet, Juniper, F5, Paloalto, Checkpoint and other security vendors and solutions.
  • Good knowledge on cloud architecture and security

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