Technical Network Manager

DayOne

Network Manager managing network architecture, performance optimization, and vendor coordination at DayOne. Responsible for ensuring robust and compliant network operations in high-performance data center environments.

Posted 7/8/2026full-timeKuala Lumpur • 🇲🇾 MalaysiaSeniorLeadWebsite

Tech Stack

Tools & technologies

CloudFirewallsGrafanaSwitchingTCP/IP

About the role

Key responsibilities & impact

Conceptualize and document network topologies (LAN, WAN, WLAN, and Data Center)
Harden network perimeters by designing redundant firewall clusters, robust identity management (802.1X/TACACS+), and zoning strategies
Plan systems for optimal traffic routing, bandwidth allocation, and fault tolerance
Work with telecom providers, third-party managed services, and hardware vendors for circuit delivery and infrastructure procurement
Oversee the lifecycle of network rollouts, from initial design and budgeting to deployment and post-implementation review
Act as the ultimate escalation point for complex network outages, routing loops, and critical performance degradation
Design robust Wi-Fi networks (Wi-Fi 6/6E/7) utilizing centralized Wireless LAN Controllers (WLCs), cloud-managed platforms, and virtual controllers
Create and maintain comprehensive design diagrams, as-built drawings, and configuration templates.

Requirements

What you’ll need

Minimum 10 years of experience in network engineering, implementation, and operations
Strong hands-on experience in enterprise and/or data center network environments
Experience in global enterprise, large-scale environments, or consulting firms (e.g., Big4) is an advantage
Proven ability to troubleshoot complex network issues and deliver end-to-end solutions
Experience in network design, planning, and project implementation is preferred
In-depth knowledge of TCP/IP, BGP, OSPF, VLANs, VXLAN, EVPN, and VPNs
Hands-on experience with routing/switching (e.g., Cisco, H3C, Aruba) and next-generation firewalls (e.g., Fortinet, Palo Alto, Check Point)
Deep expertise in systems like Cisco Catalyst SD-WAN (Viptela), VeloCloud, Fortinet, or Aruba SDWAN
Implement and maintain secure wireless access methods, including WPA3-Enterprise, 802.1X authentication, RADIUS servers, and Guest Portals
Strong grasp of foundational network concepts like VLANs, DHCP, 802.1q trunking, PoE (Power over Ethernet) budgets, and basic routing
Experience with monitoring tools (Zabbix, Grafana, ELK)
Familiar with IPAM, configuration backup, and automation/orchestration tools
Industry-standard credentials such as CCNP/CCIE (Cisco) or Network/Security Cloud Certifications are highly preferred.

Benefits

Comp & perks

Health insurance
Professional development opportunities

ATS Keywords

✓ Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

Network Topologies (LAN, WAN, WLAN, Data Center)Traffic Routing and Bandwidth Allocation802.1X AuthenticationVPNs and EVPNWi-Fi 6/6E/7 DesignZoning StrategiesFault ToleranceMonitoring Tools (Zabbix, Grafana, ELK)Automation/Orchestration ToolsConfiguration Backup

Soft Skills

Problem SolvingCommunicationProject ManagementCollaborationEscalation Management

Certifications

CCNPCCIENetwork Cloud CertificationsSecurity Cloud Certifications