Senior Network Engineer: Global Connectivity, Security & Wireless

Kalibrr; Philippines; On-site; PHP 600,000 - 900,000; Full time

Job summary

Kalibrr in the Philippines seeks a Network Engineer to design, deploy, and maintain enterprise network across multiple sites. You will design core switching, manage SD-WAN connectivity, optimize VLANs, and ensure stable site-to-site routing.

You will administer firewalls, deploy wireless networks (WLCs/APs), assist with server room cabling, monitor with Zabbix, Grafana and Elastic, and participate in on-call escalation with vendors and regional teams. Documentation and governance are essential.

Qualifications

• Experience designing and maintaining enterprise network infrastructure across multiple sites.
• Ability to troubleshoot site-to-site connectivity and optimize VLANs.
• Strong documentation practices and incident RCA skills.

Responsibilities

• Design, configure, and maintain core/distribution/access switching infrastructure across all sites.
• Support and troubleshoot connectivity between SD-WAN gateway and local gateway routing.
• Manage and optimize routing and VLAN segmentation for multi-site connectivity.
• Administer firewalls and network security controls.
• Design, deploy, and troubleshoot enterprise wireless infrastructure (WLCs/APs) with RF optimization.
• Assist in server room infrastructure design (rack layout, UPS, fiber/LAN).
• Support CCTV network design and integration.
• Perform incident troubleshooting, RCA, and recovery planning.
• Review vendor quotations, specs, and implementation plans.
• Collaborate with vendors/regional teams/business stakeholders on projects.
• Support monitoring and visibility using Zabbix, Grafana and Elastic.
• Maintain documentation for network architecture and SOPs.
• Participate in on-call rotation and escalation.

Skills

Network architecture & design

Routing & switching (core/edge)

SD-WAN

Firewall administration

Wireless networking (WLC/AP)

RF planning & optimization

Network security controls

Documentation & SOPs

On-call incident response

Tools

Zabbix

Grafana

Elastic

Job description

Kalibrr in the Philippines seeks a Network Engineer to design, deploy, and maintain enterprise network across multiple sites. You will design core switching, manage SD-WAN connectivity, optimize VLANs, and ensure stable site-to-site routing.

You will administer firewalls, deploy wireless networks (WLCs/APs), assist with server room cabling, monitor with Zabbix, Grafana and Elastic, and participate in on-call escalation with vendors and regional teams. Documentation and governance are essential.