Principal Optical Engineer - Infrared Systems Basildon 6 months initially £60ph PAYE Are you passionate about cutting-edge optical technologies? We're seeking a Principal Optical Engineer to play a key role in the research, design, and development of next-generation InfraRed (IR) products. This is a unique opportunity to contribute to innovative projects that have real-world impact, working alongside talented multi-disciplinary teams and engaging with customers across the UK. Key Accountabilities - Principal Optical Engineer Lead and support activities across the full product lifecycle-from concept through to manufacture. Define system architectures and develop advanced optical and lens designs. Conduct detailed analyses and performance simulations of optical systems. Support integration, alignment, and testing of complex optical systems. Deliver engineering solutions that account for Design for Manufacture, Assembly, and Test (DFMAT). Collaborate closely with customers and suppliers, providing technical input and building strong working relationships. Operate effectively within integrated project teams (IPTs), contributing to a collaborative and innovative engineering environment