Field Application Engineer Intern (Hardware)

Location: Shanghai, Suzhou, or Wuhan; internship conducted onsite at hirify.global offices

Company

hirify.global develops semiconductor solutions for enterprise, cloud, AI, carrier, and optical data infrastructure.

What you will do

• Assist senior field application engineers with customer schematic and layout reviews for PAM4 DSP, Coherent DSP, driver, and TIA designs.
• Support signal integrity and power integrity simulations for optical modules, AEC, NPO, XPO, and CPO products.
• Participate in product bring-up, evaluation, performance testing, and hardware/software debugging in the lab.
• Help tune and optimize customer products under the guidance of experienced engineers.
• Support customer engagements by investigating issues in customer systems.
• Create and maintain technical documentation, FAQs, and internal training materials.

Requirements

• Pursuing a Master’s or Ph.D. degree in integrated circuit design, integrated systems, electronic information engineering, or a related field.
• Fundamental understanding or research experience in high-speed analog and mixed-signal SerDes, PAM4, analog TIA, driver chip design, or optical communication systems.
• Strong willingness to learn, effective communication skills, and a collaborative mindset.
• Available for an onsite internship in Shanghai, Suzhou, or Wuhan for at least 4–6 months.

Culture & Benefits

• Hands-on experience with PAM4 and Coherent optical DSP technologies.
• Practical exposure to system-level bring-up and hardware/software co-debugging.
• Mentorship from experienced FAEs and U.S. engineering teams.
• Opportunity to learn about SerDes DSPs using 5nm, 3nm, and 2nm process nodes for 112G, 224G, and 448G applications.
• Competitive compensation and benefits in a collaborative, transparent, and inclusive work environment.
• Successful interns may receive a full-time offer after completing the internship and passing an assessment.

Hiring process

• Interview participation must be unaided by AI tools, transcription apps, automated note-taking bots, or real-time answer generators.
• Applicants may undergo an export license review before employment because the role may involve access to U.S. export-controlled technology or software.