Network Engineer

A career at TSMC Arizona offers an unparalleled opportunity to contribute to the most advanced semiconductor fabrication facility in the United States. TSMC Arizona's first fab began production with leading-edge N4 process technology in the first half of 2025. The second and third fabs, utilizing even more advanced process technology, will start production by . America's leading technology companies will rely on TSMC Arizona for the next generations of chips that will power the digital future.

We are seeking a skilled and proactive Network Engineer to join our IT Infrastructure team. In this role, you will be responsible for designing, implementing, monitoring, and maintaining enterprise network infrastructure across corporate offices, advanced manufacturing facilities, and data center environments.

The ideal candidate will play a key role in ensuring high availability, performance, scalability, and security while supporting business-critical and manufacturing operations.

• Design, configure and implement enterprise network infrastructure, including routers, switches, firewalls, wireless access points, and network security solutions.
• Develop and maintain network automation solutions using Python, Ansible, and Terraform to streamline network configuration, deployment, monitoring, and lifecycle management.
• Design and implement CI/CD pipelines and automated workflows to eliminate repetitive manual tasks and improve deployment consistency and operational efficiency.

• Perform routine updates, patch management, system upgrades, and hardware refreshes. Continuously monitor network performance and metrics (bandwidth usage, latency, loss) to optimize throughput.

• Implement and enforce network security measures (ACLs, firewall rules, IPS, network segmentation) to safeguard sensitive data and prevent unauthorized access. Ensure compliance with relevant industry standards.

• Diagnose and resolve Layer 1 through Layer 7 network incidents, working closely with system administrators, cabling engineers, and internal users.

• Maintain accurate topology diagrams, IP address management systems, operational runbooks, and equipment inventories.

• Master’s degree in Computer Science, Information Engineering, Electrical Engineering, or a related field.
• Proficiency with Cisco (Catalyst/Nexus/Wireless), Fortinet and Palo Alto Networks platforms.
• Strong hands‑on experience in Linux CLI, Python, and Shell scripting for network operational task automation.
• Strong analytical, problem‑solving, and communication skills.
• Ability to work both independently and collaboratively in a fast‑paced environment.
• Flexible to work non‑standard hours, including nights, weekends, and holidays, as required.

• 2 years of hands‑on experience with standard protocols (VxLAN, BGP, OSPF, STP, VLANs, LACP, IPv4/IPv6) and core services (DNS, DHCP).
• Prior experience in large‑scale semiconductor manufacturing, industrial IoT, or 24/7 mission‑critical data center environments.
• Cisco CCNP Enterprise (or CCNP Routing & Switching), AWS Networking Specialty, Azure Network Engineer Associate (AZ‑700), or GCP Professional Cloud Network Engineer.

• This role requires the ability to work across office, clean‑room, and data center environments, performing tasks that range from standard office duties to specialized operations in controlled spaces, including the ability to occasionally stand, walk, reach, bend, and carry light objects.
• Occasionally lift or move up to 40 pounds.
• Ability to use a computer, keyboard, mouse and other standard office equipment for prolonged periods of time.
• Ability to complete any travel requirements, if applicable
• Able to wear clean‑room suit while standing and/or walking in the FAB as needed.

TSMC Arizona operates 24/7, 365 days a year. This position requires candidates to have the ability and willingness to work from Monday through Friday 9am-6pm, and work on‑call every few weeks. When…