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Posted 23 July, 2026

HTS Rectifier Intern

Openstar
Wellington, WGN, NZ Full Time
Reference: 8d3ed81a010dc305

Job Description

Support our Rectifier team to model, optimise, and test the HTS switches and rectifier components that drive our HTS transformer rectifiers. Equal Opportunity Statement: We are an equal opportunity employer and are committed to creating an inclusive and diverse workplace. We believe that diversity strengthens our team and are dedicated to providing a work environment free from discrimination and harassment. About the Role Join the HTS Rectifiers team within OpenStar's Subsystems group to help model, optimise, and test the HTS switches and rectifier components that drive our HTS transformer rectifiers. You’ll work on real hardware, from electromagnet and switch design through to thermal/electrical modelling and experimental verification. Key Responsibilities Model HTS switch behaviour against temperature, field, and current (Tc, Bc, Ic), including EJ power-law behaviour near critical current. Develop and extend thermal/electrical models (e.g. in Simulink) to capture temperature-dependent switching behaviour. Support modelling of transformer rectifier topologies (e.g. H‑bridge configurations). Use magnetostatic FEA tools (e.g. FEMM) and 3D CAD to optimise switch electromagnet geometry, coil turns, and wire selection against performance and efficiency targets. Analyse design trade‑offs (losses, time constant, flux density) and produce recommendations backed by your analysis. Set up and run experimental verification rigs, measuring switch voltage/current behaviour under varying temperature and field. Build and test hardware prototypes, including switch electromagnets and, where relevant, superconducting components. Collect and analyse test data against model predictions and iterate on designs accordingly. Key Relationships HTS Rectifiers Power electronics engineers Magnet Engineering team What We're Looking For Strong interest in superconductivity, electromagnetics, or power electronics. Ability to work through and solve highly multidisciplinary engineering problems. Initiative and ability to work independently and as part of a team. Strong team member with clear communication and collaboration skills. Innate desire to learn, innovate, and critique ideas including one’s own. Currently enrolled in a bachelor’s degree (or higher) in electrical, mechanical, or a related engineering/physics discipline. #J-18808-Ljbffr

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