Senior Power Electronics Engineer – HV/SMPS & High-Reliability

X4 Technology; Telford; Hybrid; GBP 60,000 - 75,000; Full time

Benefits offered by this job

Hybrid work model

Job summary

X4 Technology in Shropshire is seeking a Senior HV Design Engineer to lead hands-on power electronics design from initial requirements through prototype, testing and through to production. You will own the design process across schematics, transformer/magnetics and gate drives, with strong autonomy to influence technical decisions.

Ideal candidates have SMPS/DC‑DC experience, high‑voltage exposure, and proficiency with Altium.

Qualifications

• Experience in switch‑mode power supplies (SMPS) and DC/DC converters.
• Experience with isolated topologies such as resonant/LLC, flyback, forward and full‑bridge.
• Knowledge of MOSFET/IGBT power stages and gate drives; analogue and digital electronics.
• Proficiency with Altium for schematic and PCB design; embedded/microcontroller experience is a bonus.

Responsibilities

• Own the design process from initial requirements through prototype, testing and production.
• Design schematic and select components; transformer and magnetics design.
• Take products through to production and support from concept to qualification.

Skills

SMPS design

DC/DC converters

Resonant/LLC topologies

Flyback

Forward

Full-bridge

MOSFET/IGBT drives

Analog electronics

Digital electronics

Altium

Embedded systems

High-voltage experience

Tools

Altium

Job description

X4 Technology in Shropshire is seeking a Senior HV Design Engineer to lead hands-on power electronics design from initial requirements through prototype, testing and through to production. You will own the design process across schematics, transformer/magnetics and gate drives, with strong autonomy to influence technical decisions.

Ideal candidates have SMPS/DC‑DC experience, high‑voltage exposure, and proficiency with Altium.