Principal Engineer (Advanced Package Technology)

TL;DR

Principal Engineer (Advanced Package Technology): Developing packaging technology roadmaps for AI XPU and networking solutions with an accent on signal, power, and thermal integrity. Focus on designing 2.5D/3D packages, optimizing chiplet topology, and collaborating with OSAT/foundry partners to ensure volume readiness.

Location: Chandler, AZ; Austin, TX; Santa Clara, CA

Salary: $168,400 - $249,310 per annum

Company

hirify.global provides semiconductor solutions that serve as essential building blocks for data infrastructure across enterprise, cloud, and AI architectures.

What you will do

• Develop packaging technology roadmaps for AI XPU, XPU-attach, and Switch solutions.
• Define package architecture, including chiplet topology, interposer/substrate scaling, and power delivery network strategies.
• Lead co-design efforts across silicon design, floorplanning, PDN modeling, and mechanical/thermal reliability.
• Partner with OSATs and Foundry partners to evaluate process capability, manufacturability, yield, and cost.
• Create new package technology concepts and protect IP to maximize system performance.

Requirements

• Bachelor's, Master's, or PhD in Electrical Engineering, Mechanical Engineering, Material Science, or related fields.
• Extensive professional experience (15+ years for BS, 12+ for MS, 8+ for PhD) in advanced package and substrate technologies.
• Deep knowledge of signal and power integrity simulations for 2.5D and 3D packages.
• Mastery of tools including Cadence Sigrity (PowerSI), Ansys HFSS, SIwave, and Cadence Clarity.
• Must be eligible to access export-controlled information under U.S. export control laws (EAR).

Nice to have

• Experience in data center AI accelerators, networking silicon, or custom HPC silicon.
• Knowledge of silicon disaggregation and reaggregation and memory integration.
• Experience with VNA and TDR measurements for package and PCB characterization.
• Proven leadership in driving cross-company supplier programs.

Culture & Benefits

• Comprehensive financial well-being programs, including an employee stock purchase plan with a 2-year look back.
• Robust support for family, mental health, and physical health.
• Recognition and service awards to celebrate professional milestones.
• Commitment to inclusive hiring practices and diversity.