E-Solutions
Technical Support Engineer
Skills
1 month ago
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Important information
Contract type:
Freelance / Contract
Location:
Ho Chi Minh City, Vietnam
Work mode:
Onsite
Published on:
23 September 2026
What they need
๐ฅ๐ผ๐น๐ฒ : ๐๐ฎ ๐ฆ๐๐ฝ๐ฝ๐ผ๐ฟ๐ ๐๐ป๐ด๐ถ๐ป๐ฒ๐ฒ๐ฟ
๐๐ผ๐ฐ๐ฎ๐๐ถ๐ผ๐ป : ๐๐ผ ๐๐ต๐ถ ๐ ๐ถ๐ป๐ป ๐๐ถ๐๐, ๐ฉ๐ถ๐ฒ๐๐ป๐ฎ๐บ [ ๐ช๐ผ๐ฟ๐ธ ๐ณ๐ฟ๐ผ๐บ ๐ผ๐ณ๐ณ๐ถ๐ฐ๐ฒ ๐ฑ๐ฎ๐ถ๐น๐ ]
๐๐๐ฟ๐ฎ๐๐ถ๐ผ๐ป : ๐ญ๐ฎ ๐ ๐ผ๐ป๐๐ต๐ ๐ฟ๐ฒ๐ป๐ฒ๐๐ฎ๐น โ ๐น๐ผ๐ป๐ด ๐๐ฒ๐ฟ๐บ
๐ฅ๐ฒ๐๐ฝ๐ผ๐ป๐๐ถ๐ฏ๐ถ๐น๐ถ๐๐ถ๐ฒ๐
Provide L2 support for enterprise network incidents, requests, and changes.
Configure, maintain, and troubleshoot LAN/WAN environments.
Manage routing and switching infrastructure across multiple sites.
Support and administer firewall platforms such as Palo Alto, Fortinet, or Cisco Firepower.
Manage wireless networks including Cisco, Aruba, or Meraki solutions.
Monitor network performance and proactively address issues.
Perform firmware upgrades, patching, and configuration backups.
Participate in network implementation, migration, and optimization projects.
Create and maintain network documentation and operational procedures.
Work with vendors and internal teams to resolve complex network issues.
๐ฅ๐ฒ๐พ๐๐ถ๐ฟ๐ฒ๐ฑ ๐ฆ๐ธ๐ถ๐น๐น๐
Strong hands-on experience with:
Routing (BGP, OSPF, EIGRP)
Switching (VLANs, STP, EtherChannel, VxLAN preferred)
Firewalls (Palo Alto, Fortinet, Cisco Firepower)
Wireless (Cisco, Aruba, Meraki)
Solid understanding of TCP/IP, DNS, DHCP, NAT, VPN, and QoS.
Experience with network monitoring and troubleshooting tools.
Knowledge of network security best practices.
Excellent communication and customer-facing skills.
๐ฃ๐ฟ๐ฒ๐ณ๐ฒ๐ฟ๐ฟ๐ฒ๐ฑ ๐๐ฒ๐ฟ๐๐ถ๐ณ๐ถ๐ฐ๐ฎ๐๐ถ๐ผ๐ป๐
CCNA / CCNP
PCNSA / PCNSE
Aruba ACMP
Fortinet NSE
๐ก๐ถ๐ฐ๐ฒ ๐๐ผ ๐๐ฎ๐๐ฒ
Exposure to SD-WAN
Network Automation (Python, Ansible)
Cloud networking (AWS/Azure)
NAC solutions (Cisco ISE, ClearPass)
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