Senior Electrical Engineer, Photonics & SPADs (NPI Lead)

Quantum Computing Inc.; Cranbury Township (NJ); On-site; USD 180,000 - 240,000; Full time

Job summary

Quantum Computing Inc. in Cranbury, NJ seeks a seasoned Principal Engineer, Electrical Engineering, to lead development of photonics-based detector products. You will design and test advanced optoelectronic components, modules, and instruments using SPADs, APDs, and PICs, coordinating across teams for scalable electronics solutions.

The role emphasizes NPI ownership, high-speed mixed-signal design, and mentoring while delivering on product objectives.

Qualifications

• BS degree in EE with extensive hands-on hardware experience.
• Ability to design, build, test and troubleshoot complex electronics.
• Strong expertise in low-noise, high-speed analog/mixed-signal circuits.

Responsibilities

• Lead hands-on development of photodetector-based modules through full NPI cycle.
• Define requirements, architectures, budgets, interfaces, and verification methods.
• Design low-noise high-voltage supplies with calibration and temp compensation.
• Lay out high-speed mixed-signal PCBs with proper SI/PI practices.
• Develop FPGA logic, embedded firmware, and digital interfaces for timing and data acquisition.

Skills

Analog design

High-speed PCB layout

FPGA development

Embedded systems

System architecture

Measurement and testing

Education

B.S. in Electrical Engineering

Tools

Schematic capture

Multilayer PCB layout

FPGA toolchains

Job description

Quantum Computing Inc. in Cranbury, NJ seeks a seasoned Principal Engineer, Electrical Engineering, to lead development of photonics-based detector products. You will design and test advanced optoelectronic components, modules, and instruments using SPADs, APDs, and PICs, coordinating across teams for scalable electronics solutions.

The role emphasizes NPI ownership, high-speed mixed-signal design, and mentoring while delivering on product objectives.