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# Senior Application Engineer

- **Company:** Nexperia
- **Location:** Stockport, UK
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Artificial Intelligence, Data Centers, Software Debugging, Distributed Systems, LTspice, Service-Oriented Architecture, AI Infrastructure, Pspice, Modeling and Simulation
- **Published:** July 23, 2026
- **Apply:** https://www.totaljobs.com/job/senior-application-engineer/nexperia-job107732603

## About the Role

* A Degree or equivalent in Electronics Engineering, Physics, or a relevant discipline
 * Passion and experience working on AI infrastructure or Data Centre power systems
 * Proven expertise in circuit simulation (e.g. SIMPLIS, LTspice, PSpice etc) and PCB design
 * The legal right and willingness to travel globally, occasionally on short notice to key technology hubs (e.g. USA/Asia) without significant visa processing delays

Experience of the following would be beneficial

 * Power electronics: 48V distribution, OR-ing FETs, Hot-Swap controllers, and high-current MOSFET switching
 * Applications: Server Power Supplies (CRPS), AI Accelerators, and high-reliability rack protection
 * Advanced Simulation: FEA, SPICE modelling (device level), and thermal analysis

## Description

We are looking for a Senior Application Engineer who is passionate about - and ideally experienced working on - AI infrastructure or Data Centre power systems. In return, we can offer you a place in a growing team, travel opportunities, huge scope to continue your development and make a real impact on a global semiconductor manufacturer producing over 100 billion devices every year.

What you will do

As a Senior Application Engineer, you will be jointly responsible for the development of high-reliability power protection solutions for AI and data centre server racks. You will build a solid understanding of next generation 48V power distribution architectures and partner with the data centre team to support new business development in the hyperscale computing market.

Duties will include:

 * Designing, debugging, and validating hot-swap protection and eFuse implementations for high-density rack systems
 * Performing detailed MOSFET Safe Operating Area (SOA) characterisation and thermal validation
 * Creating technical literature, demo boards, and reference models for 48V power distribution systems
 * Defining new product specifications based on customer inputs and market trends
 * Providing expert technical support to global sales teams and customers to resolve complex power delivery challenges


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