Senior Network Infrastructure Engineer (SD-WAN, VoIP)

Ultra Clean Technology; Seberang Perai; On-site; MYR 120,000 - 180,000; Full time

Job summary

Ultra Clean Technology in Penang, Malaysia is seeking an Engineer III, IT Infrastructure (Network) to design, deploy, and maintain enterprise network systems for performance, reliability, security, and scalability. This role requires collaboration with global teams and occasional late meetings across multiple time zones.

The position requires strong Cisco routing and switching, SD-WAN, and scripting (Python/Ansible); a Bachelor's or equivalent and CCNA or higher.

Qualifications

• Strong foundation in network routing and switching.
• Experience with Cisco IOS, IOS-XE, and NX-OS.
• Wireless networking fundamentals.
• Experience with SD-WAN appliances and NGFWs.
• Excellent written and verbal communication skills.
• Experience with scripting (Python, Ansible).

Responsibilities

• Perform and document network configuration changes across switches, routers, and wireless controllers
• Deploy, manage, and support enterprise LAN, VoIP, WLAN, and SD-WAN environments
• Oversee the ongoing development and operation of network systems to ensure reliability, availability, and performance
• Test and validate network functionality, performance, and resiliency
• Implement configuration enhancements, software updates, and firmware upgrades on network equipment
• Independently identify, troubleshoot, isolate, and resolve complex network issues
• Collaborate with global infrastructure teams and participate in critical meetings scheduled across multiple time zones
• Use network monitoring tools to analyze traffic, availability, capacity, and performance
• Create and maintain accurate network diagrams, configurations, and technical procedures

Skills

Cisco networking

Cisco IOS/IOS-XE/NX-OS

WLAN fundamentals

SD-WAN/NGFWs

Python/Ansible scripting

communication skills

Education

Bachelor's degree or equivalent

Cisco CCNA or higher

Job description

Ultra Clean Technology in Penang, Malaysia is seeking an Engineer III, IT Infrastructure (Network) to design, deploy, and maintain enterprise network systems for performance, reliability, security, and scalability. This role requires collaboration with global teams and occasional late meetings across multiple time zones.

The position requires strong Cisco routing and switching, SD-WAN, and scripting (Python/Ansible); a Bachelor's or equivalent and CCNA or higher.