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Advanced Package Engineer, Principal

San Jose💼 Full-time💰 $205,000–$205,000🗓 2026-08-03 → 2026-09-26

Core

Lead R&D for advanced packaging of optical chips (NPO and CPO) for scale-up and scale-out AI infrastructure.

Role type

Principal Advanced Packaging Engineer (senior IC)

Builds

Next-generation photonics products (NPO and CPO) for AI infrastructure

Domain

Semiconductor manufacturing / Silicon Photonics / Advanced Packaging

Deliverable

production ML models | product features

Required skills

Advanced packaging processes (2.5D/3D integration, flip-chip, hybrid bonding, Cu pillar, TSV, RDL, overmold), Silicon photonics chip packaging, EIC-to-PIC integration, Packaging material selection and qualification, OSAT and tool vendor partnership, PDK development and design rule authoring, Yield analysis and reliability characterization (Cpk, SPC)

Preferred skills

CPO or NPO product development, Optical coupling and waveguide alignment, Photonics chip design, DFM and DFT for advanced packaging

Technologies

CXL, Ethernet, NVLink, PCIe, UALink, COSMOS

Responsibilities

Lead R&D for advanced packaging of optical chips; Define and optimize wafer-level, panel-level, or die-level packaging process flows; Drive EIC-to-PIC integration; Select and qualify packaging materials; Partner with OSAT and tool vendors; Characterize and improve yield and reliability; Develop and maintain packaging PDKs and design rules

Seniority

Principal, hands-on IC with technical leadership

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