Principal Hardware Engineer

ADTRAN is seeking a Principal Hardware Engineer to provide technical leadership in the development of next-generation Optical Transport and Coherent Pluggable solutions for metro, core, long-haul, and data center interconnect applications. This role is responsible for the architecture, design, validation, and production support of advanced optical networking products, including coherent transceivers, DWDM systems, and optical transport platforms. The successful candidate will serve as a subject matter expert and collaborate across optical, electrical, firmware, FPGA, software, mechanical, manufacturing, and systems engineering teams to deliver innovative, high-performance networking solutions.