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Senior Semiconductor Package Design Engineer (2.5D/3D)

Micross
May 27, 2026
Full-time
On-site
Orlando, Florida, United States
Physical Design Jobs, Level - Senior

Job Title

Senior Semiconductor Package Design Engineer (2.5D/3D)

Role Summary

Design advanced semiconductor packages (2.5D/3D) and deliver manufacturable package solutions. The role focuses on package architecture, layout, and signal/power integrity analysis while coordinating with IC, PCB, manufacturing, test, and supply-chain teams.

Experience Level

Senior β€” typically 8–10 years of experience in semiconductor package design.

Responsibilities

Key responsibilities include leading package design activities and ensuring manufacturability and signal/power integrity.

  • Lead package architecture and detailed layout for 2.5D/3D designs.
  • Perform signal and power integrity analysis and verification.
  • Use Allegro Package Designer Plus for package layout and data preparation.
  • Define materials, thermal and mechanical constraints, and DFM requirements.
  • Collaborate with IC, PCB, manufacturing, test, and supply-chain teams.
  • Prepare design documentation, BOMs, and manufacturing release packages.
  • Support prototype debug, yield improvement, and reliability investigations.

Requirements

Must-have technical skills and background.

  • 8–10 years experience in semiconductor packaging design; 2.5D/3D experience preferred.
  • Proven experience with Allegro Package Designer Plus.
  • Experience with Sigrity or equivalent signal/power integrity tools.
  • Knowledge of package materials, thermal/mechanical behavior, and DFM.
  • Experience preparing manufacturing-ready documentation and supporting prototypes.
  • Strong cross-functional communication and problem-solving skills.

Education Requirements

Bachelor's degree in Electrical Engineering.


About the Company

Company: Micross

Micross provides microelectronic packaging, engineering, assembly, testing and supply-chain services for advanced semiconductor and electronic components. They support custom package design, interposers, substrates, and related solutions for aerospace, defense and commercial markets.

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Date Posted: 2026-05-27