Wireless Engineer

Singapore Telecommunications; Singapore; Hybrid; SGD 70,000 - 90,000; Full time

Job summary

A leading telecommunications company in Singapore is looking for a WiFi Tier 3 Engineer to provide support for configuring and activating customer WiFi services. The ideal candidate will have over 3 years of experience in WiFi engineering and a strong understanding of wireless networking standards. This role requires technical support for escalations and platform optimization within a collaborative team environment.

Qualifications

• 3+ years of relevant experience in WiFi engineering, preferably in a managed services or enterprise IT environment.
• Strong understanding of wireless networking standards.
• Knowledge of authentication systems and network security protocols.

Responsibilities

• Configure and provision WiFi infrastructure components.
• Integrate WiFi services with enterprise systems.
• Conduct pre-deployment readiness checks and verification.

Skills

WiFi engineering

Networking standards

RF theory

LAN/WAN integration

Enterprise/cloud-based platforms

Education

Degree in Information Technology/Computer Science

Tools

Meraki

Aruba

Ruckus

Cisco

Job description

The WiFi Tier 3 Engineer plays a hybrid role within the Managed WiFi team, supporting both Day 1 provisioning activities and ongoing WiFi engineering operations.

This role is responsible for configuring and activating customer WiFi services, performing detailed diagnostics, and assisting in maintaining a secure, scalable, and high-performing centralized WiFi platform.

The engineer will work closely with delivery teams during service onboarding and provide technical support to the WiFi Engineering team for escalations, platform optimization, and process improvement.

• Perform end-to-end configuration and provisioning of WiFi infrastructure components including access points, wireless controllers, SSIDs, VLANs, and policy enforcement rules via centralized platforms
• Integrate WiFi services with enterprise systems such as RADIUS, DHCP, DNS, and authentication gateways.
• Execute technical onboarding procedures, including zero-touch provisioning (ZTP), AP registration, firmware validation, and template-based configuration deployment.
• Conduct pre-deployment readiness checks, post-deployment verification (connectivity, roaming, signal quality), and validate compliance with design specifications.
• Document configurations, implementation steps, and test results to support knowledge transfer and future troubleshooting.
• Serve as Tier 3 escalation for complex wireless issues.
• Assist WiFi Engineering with Tier 3 escalations, platform diagnostics, and log analysis.
• Participate in platform monitoring, firmware reviews, and security patching tasks.
• Contribute to documentation of configurations, playbooks, and knowledge articles.
• Test new features, templates, or processes prior to implementation.
• Stay updated with emerging WiFi standards (Wi‑Fi 6/6E/7) and industry trends to evaluate and introduce new WiFi technologies and automation capabilities.

Skills For Success:

• Degree in Information Technology/Computer Science
• A 3+ years of relevant experience in WiFi engineering, preferably in a managed services or enterprise IT environment.

1. Strong understanding of wireless networking standards, RF theory, and LAN/WAN integration.
2. Experience with enterprise or cloud-based WiFi platforms (Meraki, Aruba, Ruckus, Cisco).
3. Knowledge of authentication systems and network security protocols.
4. Industry certifications preferred (e.g., CWNA, CWNP, Cisco Wireless, Aruba ACMA).
5. Experience with provisioning tools, scripting, or automation is a plus.