Senior Fiber Assembly Engineer — Quantum Photonics & Equity

PsiQuantum; Milpitas (CA); On-site; USD 110,000 - 160,000; Full time

Job summary

PsiQuantum is seeking a Senior Fiber Assembly Process Engineer to develop advanced assembly instrumentation for high-throughput fiber splicing and to study fiber and splice reliability at datacenter scale.

You will blend fiber engineering, opto-mechanical automation, optical assembly manufacturing, and semiconductor process development to deliver robust fiber interfaces and scalable solutions.

Qualifications

• MSc or PhD in photonics, optics, physics, engineering, or a related field, or equivalent industry experience.
• 5+ years of experience in fiber optics, optical system development and assembly.
• Strong understanding of optical fibers and fiber splicing & measurement equipment.
• Familiar with back-end semiconductor packaging is a plus.

Responsibilities

• Study and root-cause sources of fiber splice loss and loss variability.
• Develop and deploy advanced fiber processing equipment with industrial partners.
• Develop advanced measurement methodologies for validating fiber and splice losses at datacenter scale.
• Use optical simulation tools to model fiber-fiber interfaces for diverse designs.
• Assess modal properties, loss mechanisms, dispersion, and coupling in fiber interfaces through modeling and experiments.
• Collaborate with packaging and validation teams to deliver tests for fiber interface performance.

Skills

Fiber optics

Fiber splicing

Python

JMP

Automation

Instrumentation

Optical design

Education

MSc or PhD in photonics/optics/physics/engineering or related field

Tools

Python

JMP

Optical measurement equipment

Semiconductor packaging experience

Job description

PsiQuantum is seeking a Senior Fiber Assembly Process Engineer to develop advanced assembly instrumentation for high-throughput fiber splicing and to study fiber and splice reliability at datacenter scale.

You will blend fiber engineering, opto-mechanical automation, optical assembly manufacturing, and semiconductor process development to deliver robust fiber interfaces and scalable solutions.