Principal Field Applications Engineer – High-Speed Interconnect

Role overview Provide senior technical and customer-facing support for high-speed connectivity solutions used in data center, optical, and related network markets. The work combines customer design support and joint development of future interconnect technologies, with an emphasis on helping customers evaluate, integrate, and qualify products while informing product direction.

Responsibilities - Support customer design-ins for high-speed optical and copper products, helping resolve technical barriers and advance evaluations. - Lead collaborative development and proof-of-concept work for emerging 1.6T and 3.2T connectivity needs. - Advise customers on hardware design, PCB layout, signal integrity, firmware integration, and system validation. - Troubleshoot complex technical issues and support qualification with equipment makers, network operators, and cloud service providers. - Provide pre- and post-sales technical support to regional PON and mobile transport accounts, balancing priorities across engagements. - Share customer requirements with product and engineering teams, and develop application notes, design guides, or other technical materials.

Requirements - Bachelor's degree in electrical engineering or a related technical field; a master's or doctorate is preferred. - 5+ years of applications or field engineering experience in data center, PON, or wireless/mobile transport settings. - Strong knowledge of signal integrity and high-speed links, including modulation, channel modeling, and equalization. - Experience with optical transceiver design, validation, or manufacturing, and high-speed PCB design and validation. - Ability to use high-speed test equipment such as network analyzers, bit error rate testers, and oscilloscopes. - Strong customer communication and project leadership skills, including the ability to influence across teams and work independently.

Nice to have - Familiarity with 800G, 1.6T, or 3.2T systems; optical architectures such as LPO, LRO, NPO, or CPO; and applicable IEEE, OIF, or ITU-T standards. - Experience with drivers, TIAs, redrivers, or DSPs, customer co-development, or industry standards groups. - Existing relationships in European PON or mobile transport markets.

Benefits and work setup - Remote role in the UK or EMEA, with travel of up to 35%.