Zemax, Instrument design, optics, optical, lens, Physics, thermal, sensorPractical physicist with optical design, Zemax or Lighttools and general engineering skills to design instruments from concept / prototyping to finished product. Essential requirements PhD or Degree with exposure to optics, thermal or infrared imaging. Commercial instrument design and development experience. Optical design experience, ideally Zemax. This is a fantastic opportunity for a practical engineering focused physicist who likes to make things work and work well.