Senior L3 Network Engineer - Hospitality & Multi-Vendor

CallTek; Cebu City; On-site; PHP 600,000 - 1,000,000; Full time

Job summary

CallTek seeks a Level 3 Technical Support Engineer with deep expertise in network infrastructure and hospitality environments. You will act as the highest escalation point for complex issues, performing advanced troubleshooting, configuration, and optimization of wired and wireless systems.

You will work across multi‑vendor environments, handling MikroTik, Aruba, Ruckus, Cambium, and Fortinet devices, ensuring reliable high‑performance connectivity for guest and staff networks in hospitality

Qualifications

• 5+ years in network support/engineering, with at least 2 years in an L3 or senior role.
• Hands-on experience with VLANs, ACLs, routing, NAT, and firewall policies.
• Experience with hospitality or high-density guest networks.
• Familiarity with walled garden configurations and captive portals.

Responsibilities

• Advanced Network Troubleshooting: diagnose and resolve complex LAN/WAN, Wi‑Fi, and security system issues.
• Configuration & Implementation: configure and maintain network devices, VLANs, trunking, ACLs, QoS, and firewall policies.
• Multi‑Vendor Network Support: support MikroTik, Aruba, Ruckus, Cambium, Fortinet across diverse platforms.
• Root Cause Analysis: perform deep technical analysis and implement long-term fixes.
• Hospitality Network Expertise: optimize guest and staff networks, ACLs, and captive portals.
• Monitoring & Proactive Support: monitor health, performance, and security to prevent outages.
• Escalation & Vendor Coordination: final escalation point and vendor liaison.
• Documentation & Knowledge Sharing: maintain diagrams and troubleshooting guides.
• Process Improvement: evaluate workflows and drive automation.

Skills

Network troubleshooting

Wireless network design

Cross-team collaboration

Analytical thinking

Tools

MikroTik

Aruba

Ruckus

Cambium

Fortinet switches and firewalls

Job description

CallTek seeks a Level 3 Technical Support Engineer with deep expertise in network infrastructure and hospitality environments. You will act as the highest escalation point for complex issues, performing advanced troubleshooting, configuration, and optimization of wired and wireless systems.

You will work across multi‑vendor environments, handling MikroTik, Aruba, Ruckus, Cambium, and Fortinet devices, ensuring reliable high‑performance connectivity for guest and staff networks in hospitality