Senior Network Engineer/Architect

Applied Materials is the global leader in materials science and engineering solutions that are at the foundation of virtually every new semiconductor chip and advanced display in the world. The equipment that we create and service is essential to advancing AI and accelerating the commercialization of next-generation semiconductor chips. Join us and push the boundaries of materials science and engineering in a company at the foundation of the electronics industry. The work we do together advances the world’s technology.

Location: Bangalore,IND You’ll benefit from a supportive work culture that encourages you to learn, develop, and grow your career as you take on challenges and drive innovative solutions for our customers. We empower our team to push the boundaries of what is possible—while learning every day in a supportive leading global company. Visit our Careers website to learn more.  At Applied Materials, we care about the health and wellbeing of our employees. We’re committed to providing programs and support that encourage personal and professional growth and care for you at work, at home, or wherever you may go. Learn more about our benefits .  We are seeking a Senior Network Architect with deep expertise across WAN, LAN, WLAN, SD‑WAN, Private 5G and Sensors technologies to design, implement, and operate secure, resilient, and scalable enterprise network infrastructure. This role is hands-on and highly technical, with responsibility for architecture, engineering, lifecycle management, automation, and operational excellence across campus, data center, manufacturing, R&D, and cloud-connected environments. The Senior Network Architect partners closely with security, cloud, OT, and application teams to deliver reliable connectivity aligned with business priorities.

1. Network Engineering & Architecture 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. Ensure network solutions meet requirements for scalability, resilience, performance, and security. Contribute to reference architectures and standardized network patterns. 2. LAN & WLAN Engineering Design and deploy campus and building LANs, including switching, VLANs, routing, and redundancy models. Engineer enterprise Wi‑Fi solutions focusing on RF design, capacity planning, and performance optimization. Troubleshoot complex wired and wireless issues using packet captures, telemetry, and logs. Support NAC, 802.1X, and identity-based access integrations. 3. WAN / SD‑WAN Engineering Engineer and operate global WAN and SD‑WAN deployments, including internet, MPLS, DIA, and cloud connectivity. Optimize routing, traffic steering, QoS, and application performance. Support segmentation, redundancy, failover, and high-availability designs. Work with service providers and vendors on circuit provisioning, troubleshooting, and optimization. 4. Private 5G, OT & Sensor Network Engineering Design, implement, and support Private 5G, OT, and sensor network connectivity for manufacturing, industrial, and R&D environments. Integrate Private 5G with existing wired (LAN), wireless (WLAN), SD‑WAN, and WAN infrastructures to provide seamless and secure end-to-end connectivity. Engineer secure, scalable connectivity for industrial devices, PLCs, sensors (IIoT), robots, vision systems, and IoT platforms. Support deterministic, high-availability network designs to meet low latency, high reliability, and real-time traffic requirements. Implement segmentation and security controls to isolate OT systems, sensor networks, and IT workloads while enabling controlled data exchange. Collaborate with OT, manufacturing, and security teams to align network design with safety,