Jobs / Summary

Senior Photonic Engineer – Electro-Optic Modulator Design

Confidential company · Stuttgart · Posted Oct 15, 2026

Sign in to save

Full job access

Unlock the company and apply directly

Pay once for the period you choose. Nothing renews automatically.

  • Company names
  • Original job descriptions
  • Direct application links
  • Saved jobs and alerts
Choose an access pass

Secure checkout via Stripe. No subscription.

Compare plans

Public summary

Join a deep-tech scale-up focused on cutting-edge photonic processors that compute with light, developing next-generation electro-optic modulators using thin-film lithium niobate technology. Lead design from concept through simulation and validation, collaborate cross-functionally, and mentor junior designers in a fast-paced, innovative environment.

Location and work setup

Location
Stuttgart
Remote status
On-site
German requirement signal
No German Required Detected
Detected job language
English

Responsibilities

Conceive and design advanced electro-optic modulators using thin-film lithium niobate technology. Perform comprehensive simulations including optical, RF/microwave, and co-simulation with driver electronics. Support fabrication tape-outs and validate designs through collaboration with characterization teams. Develop reusable design components to streamline workflows. Collaborate with fabrication teams to ensure manufacturability and address process variations. Translate system specifications into modulator design targets and mentor junior engineers. Document novel concepts and contribute to intellectual property development.

Qualifications

Master's degree or PhD in Photonics, Electrical Engineering, Applied Physics, or related field. Over 3 years experience in photonic device design, including at least 1 year designing high-speed optical modulators in an industrial setting. Proven success with tape-outs and testing of modulator designs. Deep knowledge of thin-film lithium niobate device physics, including Pockels effect, waveguide and travelling-wave electrode design. Hands-on experience with photonic and RF/electromagnetic simulation tools. Good understanding of RF signal integrity and electro-optical co-design. Fluent English; German not required.

Skills

photonic device design electro-optic modulator design thin-film lithium niobate TFLN photonic integrated circuits electro-optical co-design RF/microwave design optical mode solving simulation tools RF signal integrity driver-DAC interface