Senior Signal Processing Engineer - Biosensor Readout

present of AI; San Francisco (CA); On-site; USD 150,000 - 210,000; Full time

Job summary

Numen in San Francisco seeks a Senior Engineer to own the full measurement chain for biosensor readout, from analog front end design through signal processing and calibration algorithms to a quantitative reported result. The ideal candidate has experience with low-noise mixed signal hardware, solid Python and C or Rust coding, and a track record taking a medical instrument through FDA clearance.

You will run analytical performance studies and write firmware or host software with tests and

Qualifications

• Experience with analog front-end design and sensor readout.
• Strong signal processing and calibration algorithm skills.
• Experience taking a medical instrument through FDA clearance.

Responsibilities

• Own the full measurement chain from analog front end to the reported result.
• Develop signal processing and calibration algorithms.
• Write firmware or host software with tests and traceability.

Skills

Low-noise analog design

Mixed signal systems

Python

C or Rust

FDA clearance experience

Job description

Engineering · San Francisco, CA, US · Full-time · Senior level

How it fits the AI era

The role owns the full measurement chain for biosensor readout, from analog front end design through signal processing and calibration algorithms to a quantitative reported result. A strong candidate brings low noise mixed signal hardware experience, solid Python and C or Rust coding, and a record of taking a medical instrument through FDA clearance. Running analytical performance studies and writing firmware or host software with tests and traceability are central parts of the work.

How it builds AI experience

Work at this company would build experience in generating reliable sensor data that feeds proprietary health data models, which is a practical grounding in how AI systems depend on measurement quality. A candidate can prepare by practicing signal processing and calibration work on real sensor datasets and by learning how analytical validation studies are designed and documented. Familiarity with regulated software practices for algorithm components would strengthen the fit.

Worth showing

• Low noise analog design
• Mixed signal systems
• Python and C or Rust
• FDA cleared product
• Analytical performance studies

This is our own read, written from the employer's posting and the company's Spotlight. The employer's posting is the source of truth for the role.

About Numen

Numen develops rapid at-home diagnostics and proprietary health data models for earlier cancer intervention, per company materials.