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Security Engineer (All Levels)


– Responsible for innovating, designing and implementing enterprise information security technology, standards and architecture. This includes:  

   o Host based security and hardening;  

   o Cloud security and surveillance;  

   o Security services, e.g. DMZ, remote access, network security, multifactor authentication, scanning services, log management systems, and security monitoring/systems.  

   o In addition to providing senior management with technology recommendations based on established security policies and business requirements.  

– E-requests / SN ticket Email: Requests from users to change/ update/ get access to internal or external systems, then will be sent via Ticket system, and will be performed by IST team as daily basis  

– NAT flips DR testing: Perform changes on Firewall system on annual/ half-year/ periodically system testing  

– Oncall issue: Ready on call to troubleshoot production issue related to IST system  

– Setup secure connection/ change/ update firewall rules, review security change request  

– Attend all regular meetings of the assigned projects  

– Willing to work on weekends and shift rotation schedule


- Has 4+ years of experiences in Firewall/ Security/ Network (Junior level is also welcomed and will be trained)  

- Deep Network / route understanding (CCNA/CCNA-Security certificate is preferred)  

- Strong Firewall experience  

- Strong troubleshooting skills  

- Python Scripting  

- Fluent English to be able to communicate with customers  

- Good communication skills, written and verbal  

- Ability to work independently and in a team  

- Prefer for additional skills:  

  o Fortigate (Fortigate firewall administration Forti OS and command line)  

  o Juniper (Juniper NS firewall command line)  

  o Proxy experience (Squid, HA proxy ... )

  o DNS/FTP experience o Azure experience 


Why You'll Love Working Here

  • 13 month salary per year
  • Performance bonus (up to 2-month salary)
  • Flexible option bonus for good performers & retention bonus for outstanding performers
  • Social – Health – Insurance paid fully
  • Healthcare: Annual health check-up, Premium Health Insurance (plus 1 slot for your dependent)
  • Annual leaves: 14 ~ 18 days
  • Clubs program: Football, Badminton, Swimming, Tennis, Rock, Yoga…
  • Training courses: Technical skills – Soft skills – English

People are extremely important to us and that’s why we have a clear vision: to make NashTech a great place to work in its sector. We pride ourselves on:

  • Professional and Flexible Working Environment
  • Great Teamwork
  • International Assignments
  • WeCare - WeShare - WeDare - WeInnovate Engagement Program
Ha Noi