About the role Proton Intelligence is seeking an early–to-mid career Process Engineer with hands-on experience in microfabrication, cleanroom operations, electroplating, and wet chemistry , ideally applied to medical or biosensor devices to join our team in Melbourne, Australia. Key responsibilities Process Development Develop, optimise, and maintain microfabrication processes for medical sensor devices, including: Photolithography and patterning Thin-film deposition and etching Electroplating and surface modification Support sensor fabrication involving bio-compatible materials and functional coatings Translate R&D processes into robust, manufacturable workflows Cleanroom & Startup Manufacturing Support Execute hands-on processing in a cleanroom environment Own day-to-day process performance, yield improvement, and troubleshooting Support pilot manufacturing builds and early production ramp Work closely with device, chemistry, and quality teams to resolve integration issues Wet Chemistry & Electrochemical Processes Prepare, control, and monitor wet chemistry processes , including: Electroplating baths Chemical etching and cleaning steps Surface treatments relevant to medical sensors Ensure chemical handling and disposal comply with safety and regulatory expectations Quality Systems & ISO 13485 Alignment Develop and maintain process documentation in line with ISO 13485 SOPs, work instructions, and batch records Contribute to process validation activities (IQ/OQ/PQ as applicable) Participate in risk management activities (e.g. PFMEA, hazard analysis) Support internal and external quality audits Ensure traceability and change control for process updates Data Analysis & Continuous Improvement Use process data and metrology to drive continuous improvement Apply basic Statistical Process Control (SPC) and Design of Experiments (DOE) techniques to improve yield and reproducibility Support root cause analysis for nonconformances and process deviations Qualifications & Experience Education Bachelor’s or Master’s degree in Mechanical Engineering , Chemical Engineering, Materials Science, Biomedical Engineering, or a related discipline Experience 2–5 years of relevant industry Hands-on experience with microfabrication in a cleanroom Experience with electroplating and/or wet chemistry processes Exposure to medical device and/or sensor fabrication environments is preferred Familiarity with working under a regulated quality system (ISO 13485 preferred) Technical Skills (Required) Photolithography and thin-film processing Wet and dry etching techniques Electroplating process control and optimisation Experience with bio-compatible materials and surface treatments Cleanroom metrology, characterisation and inspection methods Process validation and documentation practices SPC and DO E Technical Skills (Preferred) Experience with implantable or wearable medical sensors Familiarity with ISO 14971 risk management Experience with applied research Experience scaling processes from lab to pilot production Exposure to contract manufacturers or supplier qualification Soft skills requirements Creativity and flexibility are key Process and detail oriented Must be hands-on, willing to get into the trenches and get hands dirty Familiar with and comfortable functioning in a small, fast-paced medical device start-up environment, NOT a big company mind-set Must be product focused, thinking big picture, designing for function and manufacturability, and test as part of the complete product not a component designer. Committed to building on-time and on-budget What we offer Dynamic, respectful, and productive working environment, in a rapidly growing start-up. Competitive compensation package, commensurate to level of expertise. Flexible working hours. Indigenous Australians, females, those identifying as LGBTQIA, people of all ages and culturally diverse backgrounds are encouraged to apply for our roles. Please feel free to contact Citsabehsan Devendran at saab@protonintel.com for any informal enquiries regarding the role.
