Principal Package Engineer (Semiconductor)

TL;DR

Principal Package Engineer (Semiconductor): Driving semiconductor package development from concept to mass production with an accent on New Product Introduction (NPI) and advanced packaging technologies. Focus on defining optimal package solutions, managing OSAT/substrate suppliers, and ensuring manufacturability, performance, and reliability for high-end data infrastructure products.

Location: Must be based in Santa Clara, CA

Salary: $136,880–$205,000 per annum

Company

hirify.global is a leader in semiconductor solutions, providing essential building blocks for data infrastructure across enterprise, cloud, AI, and carrier architectures.

What you will do

• Define optimal package solutions based on end-product and client requirements.
• Collaborate with cross-functional teams including BU, CE, QA, and Product Engineering to ensure manufacturability and performance.
• Manage and drive OSAT and substrate suppliers through design reviews, risk assessments, and qualification processes.
• Perform package design reviews and implement design guidelines.
• Resolve package-related quality and reliability issues in partnership with QA and suppliers.
• Mentor junior engineers and contribute to the long-term package technology roadmap.

Requirements

• Bachelor’s degree in ME/Material Science with 10+ years of experience OR Master’s/PhD with 7+ years of experience in semiconductor packaging.
• Must be eligible to access export-controlled information under U.S. law.
• Deep expertise in substrate, RDL, assembly, and flip-chip package development.
• Proficiency in Cadence APD and AutoCAD.
• Strong understanding of 2D, 2.5D, 3D, and wafer-level packaging technologies.
• Proven program management skills and ability to work independently on complex problems.

Nice to have

• OSAT management experience.
• Prior experience in a management or leadership role.

Culture & Benefits

• Comprehensive financial well-being programs including an employee stock purchase plan.
• Robust family support and mental health resources.
• Recognition and service awards for employee contributions.
• Commitment to professional growth and leadership development.