Tuyển dụng IT Network Engineer tại Hồ Chí Minh

Operate and support the company network environment using approved standards, procedures and changing controls. The role focuses on reliable day-to-day execution, monitoring, troubleshooting, documentation and low-to-medium risk network changes, with escalation of complex design, security or cross-site issues.

Key responsibilities include, but are not limited to

• 1. Network Connectivity

Office LAN / Switching

• Routine switch-port/VLAN operations, health checks, known L2 troubleshooting, configuration/document updates under approved change.

Wi-Fi / Guest Network

• Routine AP/controller operations, monitoring and infrastructure-side wireless troubleshooting; maintain records.

Internet / WAN / SD-WAN

• Monitor links and paths, handle known connectivity issues, open/follow carrier incidents and execute approved routine changes.

Site-to-Site / Cloud VPN

• Monitor tunnel/interface state, troubleshoot known patterns and execute approved routine tunnel changes.

Remote Access VPN / ZTNA Connectivity

• Support infrastructure-side diagnosis, evidence collection and approved routine actions; escalate non-standard policy/access issues.
• 2. Network Security & Delivery

DC Network Segmentation / Routing

• Support monitoring, evidence collection and approved low-risk implementation; escalate non-standard segmentation/routing.

Firewall Policy

• Collect evidence, support validation and execute approved routine tasks under Senior/Leader guidance.

Public Publishing / NAT / Port Forward

• Support validation/evidence and approved routine changes under Senior/Leader guidance.

DNS / Cloudflare DNS

• Support record validation, routine approved updates and troubleshooting under runbook; maintain documentation.
• 3. Networking Service Operations

Incident L2/L3 & Problem

• L2 diagnosis/recovery for known network patterns; collect logs/evidence and document actions.

Change Technical Deployment

• Execute routine/low-risk approved changes and capture validation/rollback evidence.

Project Implementation / Technical Acceptance

• Implement assigned network tasks, testing and evidence.

Monitoring / Event / Infrastructure Evidence

• Daily network monitoring/event triage; investigating known alerts and maintaining evidence/log-source records.

Asset / Configuration / Lifecycle Record

• Update assigned asset/configuration records after work and keep technical evidence current.
• 4. Other tasks assigned by superiors

Minimum 3 years of experience in most of the following areas

• Competency Requirements o   Working understanding of ITIL and ability to follow defined Nnetwork & infrastructure practices for Incident Management, Service Request Management, Change Enablement, Monitoring & Event Management, Service Configuration Management, Knowledge Management and Continual Improvement. o   Structured L2 troubleshooting and evidence collection for known network fault patterns. o   Basic network-security awareness, configuration hygiene and least-privilege/change discipline. o   Accurate documentation, topology/configuration record updates and handover notes. o   Clear communication with IT Service, users and technical peers; able to escalate with useful evidence. o   Able to work from runbooks/standards, manage assigned priorities and learn new technologies. o   ITIL 4 Foundation and entry/intermediate networking certifications are preferred, not mandatory.
• Technical Domain o   Network Operations; LAN/WAN & L2 Switching; Wi-Fi; Internet/WAN/SD-WAN Operations; Site-to-Site/Cloud VPN; Basic DNS/DHCP; Monitoring & Event; Incident L2; Change Execution; Configuration/Asset Records.
• Technical Stack o   Enterprise switches/routers; Wi-Fi AP/controller; WAN/SD-WAN edge; VPN gateways; DNS/DHCP; firewall/NGFW operations; Cloudflare DNS where used; SNMP/Syslog; monitoring platform (Prometheus/ Grafana/ Checkmk where deployed); ITSM tools; basic scripting tools.
• Personal attributes: o   Honest, meticulous, careful, enthusiastic, and highly responsible. o   Able to work independently and collaboratively in a team. o   Good time management and organizational skills. o   Eager to learn and actively seek solutions.
• English: o   At a minimum, must be able to understand technical documentation, perform hands-on work with equipment and systems, and coordinate with vendors and manufacturers on technical matters.