Trách nhiệm chính

• Design, implement, and maintain cloud and on‑premise network infrastructure (VPCs, routing, firewall, switches, access point, subnets, VPNs, and connectivity).
• Manage routers, switches, and wireless systems to ensure stable and efficient network operations.
• Use automation tools and Infrastructure as Code (IaC) to simplify network provisioning and management.
• Monitor performance and optimize bandwidth, routing, and uptime across all environments.
• Implement and maintain secure connectivity between cloud and office environments.
• Manage network security controls, including firewall rules, VPN access, and access control policies.
• Oversee configuration of CDN, DNS, reverse proxy and load balancing for reliable and fast content delivery.
• Ensure proper setup of Web Application Firewalls (WAF) and basic DDoS prevention measures to protect business systems.
• Develop and maintain network and security policies aligned with company standards and compliance requirements.
• Support implementation of the Information Security Management System (ISMS) in line with ISO 27001.
• Promote network and security awareness within the organization through documentation and guidance.
• Participate in audits and reviews to maintain compliance and operational excellence.
• Work closely with Systems, DevOps, and Security teams to deliver secure and scalable network solutions.
• Maintain up‑to‑date documentation, including topology diagrams and configuration records.
• Support network expansion projects, migrations, and performance enhancement initiatives.
• Collaborate with external vendors and partners for infrastructure improvements and service reliability.

Yêu cầu

• At least 5 years of experience at the same position.
• Communicate effectively in English, both oral and written.
• Provide quality customer service above else; ensure an understanding between customer and IT to help provide workable solutions.
• Customer‑oriented mindset with good ability to manage customer expectations.
• Clear communication with other IT teams (both written and verbal).
• Network devices: Firewalls and routers (Cisco ASA / Juniper Systems), Cisco switches, Peplink, A10, F5 load balancers, Nginx, wireless networks.
• AnyConnect VPN, IPSec site‑to‑site VPN.
• DLP, antispam, endpoint security, Squid proxy, IPS/IDS solutions.
• Good knowledge of Cloud (AWS) network and security.
• CDN and anti‑DDoS protection.
• Familiar with ISO 27000 series.
• Background with security standards, controls/countermeasures, risk and vulnerability assessments, security, and other frameworks such as ITIL.
• Experience on Linux.

Yêu cầu ưu tiên

• Optional experience on Gitlab, Ansible, Terraform.

Phúc lợi

• Competitive salary
• 13th month salary
• Performance bonus
• Employee of the Year award
• In‑house & overseas training
• Full reimbursement for international technical certification
• Global career opportunity
• Vacation leave: 14 days per year
• Medical leave: 4 days per year
• 1 extra seniority day for every 5 years of service
• Annual routine check‑up
• Premium healthcare insurance
• Comprehensive insurance
• Annual team building
• Soccer & badminton club and sports activities
• Entertainment activities: music band, karaoke & PlayStation time
• Celebrations special events: birthdays, Christmas, New Year/Year‑end party
• Fruits days twice a month
• Unlimited snacks & beverages

Thông tin khác

• Top 3 reasons to join us: Very attractive salary package and bonus, technical trainings and certifications, global career opportunity.