Applied Materials

Senior Network Engineer/Architect

Applied Materials
Equipment EngineeringSingapore,SGPOnsitePosted 2 weeks ago

About the role

AI summarised

Applied Materials is seeking a highly experienced Senior Network Engineer/Architect to design, implement, and operate secure, resilient, and scalable enterprise network infrastructure. This hands-on role requires deep expertise across WAN, LAN, WLAN, SD-WAN, Private 5G, and Sensors technologies, supporting campus, data center, manufacturing, R&D, and cloud-connected environments.

EquipmentOnsiteInformation Technology

Key Responsibilities

  • Design, implement, and support enterprise WAN, LAN, WLAN, SD-WAN, firewall, and Private 5G network solutions.
  • Lead detailed network designs for campus, data center, manufacturing, OT, and R&D environments.
  • Develop and maintain high- and low-level design documentation, traffic flows, and implementation guides.
  • Engineer global WAN and SD-WAN deployments, optimizing routing, traffic steering, QoS, and application performance.
  • Design, implement, and support Private 5G, OT, and sensor network connectivity for manufacturing and industrial environments.
  • Integrate Private 5G with existing wired, wireless, SD-WAN, and WAN infrastructures for seamless end-to-end connectivity.
  • Configure and support firewalls, VPNs, ZTNA, and secure connectivity in partnership with security teams.
  • Troubleshoot complex wired and wireless issues using packet captures, telemetry, and logs.

Requirements

  • 8–12+ years of experience in enterprise network engineering.
  • Strong hands-on experience with WAN, SD-WAN, LAN, WLAN, Firewalls, VPN / ZTNA, and Private 5G.
  • Proven experience supporting hybrid environments with public cloud connectivity (AWS, Azure).
  • Expertise in designing and deploying campus/building LANs including switching, VLANs, routing, and redundancy models.
  • Proficiency in engineering enterprise Wi-Fi solutions including RF design and capacity planning.
  • Strong understanding of high availability, redundancy, and performance optimization across network layers.