Senior Power Supply Design Engineer

Location: London, UK
Employment Type: Full-time, Permanent

About the Role:

We are seeking an experienced Senior Power Supply Design Engineer to join our client, a London-based R&D company who develop high-voltage DC/DC and AC/DC converters for demanding industrial and technology applications. The successful candidate will play a key role in the design, development, and validation of switch-mode power supplies (SMPS), from concept through to production.

As an experienced Senior Power Supply Design Engineer, you will work closely with a cross-functional engineering team covering electrical, mechanical, and manufacturing disciplines to deliver innovative, reliable, and efficient power conversion solutions.

Key Responsibilities:

• Lead the design and development of isolated and non-isolated DC/DC and AC/DC converters, including topologies such as LLC, Flyback, Forward, Half-Bridge, and Full-Bridge.
• Perform detailed circuit design, simulation, and analysis for power stages, control loops, and protection circuitry.
• Carry out component selection (magnetics, semiconductors, capacitors, etc.) to optimise performance, reliability, and cost.
• Support the development of schematics, PCB layouts, and EMI/thermal design considerations.
• Conduct design validation, testing, and troubleshooting of prototype and production units.
• Collaborate with manufacturing and test teams to ensure DFM/DFT compliance and robust volume production.
• Generate and maintain technical documentation, including design reports, test plans, and user manuals.
• Provide mentorship and technical guidance to junior engineers within the team.

Requirements:

• Degree (BEng/MEng) in Electrical or Electronic Engineering (or equivalent).
• 7+ years of experience in switch-mode power supply design (SMPS).
• Proven track record in designing DC/DC and AC/DC converters in the 100 W – 5 kW range (or higher).
• Strong understanding of control theory, magnetics, EMC/EMI compliance, and thermal design.
• Experience with SPICE-based simulation tools and design for safety standards (EN/UL/IEC).
• Familiarity with SiC or GaN devices is advantageous.

• Excellent problem-solving, communication, and documentation skills.

Why Join:

• Work on next-generation high-efficiency power conversion technologies.
• Join a collaborative, technically-driven environment that values innovation.
• Competitive salary, bonus scheme, and professional development opportunities.

If this Senior Power Supply Design Engineer opportunity is of interest, then please apply with an up-to-date CV and contact information.

Principal Power Electronics Applications Engineer – Isolated Gate Drives

An exciting opportunity has arisen for a Principal Power Electronics Applications Engineer to lead a small team in the development of isolated gate drives for aerospace, automotive, and data centre applications.

In addition to team leadership, the Principal Power Electronics Engineer will be responsible for:

• Developing application reference boards
• Hands-on lab bench evaluations
• Writing datasheets, application notes, and design notes
• Creating evaluation plans and providing customer support

To be considered for this position, candidates should hold a degree in electronics, semiconductors, or power electronics and have strong experience with gate drive technology.

If this opportunity is of interest, please apply with an up-to-date CV and contact details.

Job Title: Senior Power Electronics Engineer - Mid-Power SiC Specialist

Location: Woking

Job Type: Full-Time, Permanent

Salary: Competitive, based on experience

Job Description:

Ampere Recruitment is seeking a Senior Power Electronics Engineer specialising in Silicon Carbide (SiC) technology for mid-power applications, focusing on DC-DC and DC-AC converters. This role requires a high level of expertise in simulation-driven design. The ideal candidate will bring hands-on experience in power electronics, specifically with SiC devices, and a deep understanding of simulation tools to optimize performance, efficiency, and reliability.

Key Responsibilities:

• Design and Development: Lead the design and optimisation of mid-power SiC-based power electronic systems, including DC-DC converters (such as Buck, Boost, and Buck-Boost converters) and DC-AC inverters (single-phase and three-phase), to meet performance and efficiency targets.
• Simulation Expertise: Perform detailed simulations (thermal, electrical, and mechanical) to evaluate and refine converter and inverter designs. Utilise tools such as LTSpice, PLECS, MATLAB/Simulink, or similar to simulate key aspects such as:
• Switching Losses and Thermal Management
• Voltage Regulation and Power Conversion Efficiency
• Control Loop Stability and Transient Response
• Prototyping and Testing: Develop prototypes and oversee testing of DC-DC and DC-AC systems to validate designs against simulations, optimising for EMI/EMC compliance, reliability, and efficiency.
• Cross-functional collaboration: Work closely with teams involved in broader system integration, ensuring DC-DC and DC-AC converters fit seamlessly within power systems.
• Documentation: Create detailed technical documentation, including simulation reports, design specifications, and test results, supporting both development and regulatory compliance.
• Continuous Improvement: Stay current with advances in SiC and power conversion technology, applying innovative methods to improve converter efficiency, switching frequency, and thermal performance.

Qualifications:

• Education: Bachelor’s or Master’s degree in Electrical Engineering, Power Electronics, or a related field.
• Experience: 5+ years in power electronics design, with a focus on SiC technology in DC-DC and DC-AC applications.
• Technical Skills:
• Proficient in simulation tools such as LTSpice, PLECS, MATLAB/Simulink, with experience in modeling converter topologies (e.g., Buck, Boost, Flyback, and Inverter circuits).
• Strong understanding of SiC power devices, high-frequency switching, gate drivers, and thermal management.
• Knowledge of EMI/EMC requirements, control theory, and closed-loop feedback for converters and inverters.
• Soft Skills: Strong analytical skills, attention to detail, and a collaborative mindset to work effectively within cross-functional teams.

Preferred Skills:

• Knowledge of resonant converter topologies (LLC, ZVS/ZCS) and high-frequency transformers.
• Experience with high-voltage/high-current DC-DC converters and three-phase DC-AC inverter applications.
• Familiarity with regulatory standards for power electronics and safety certifications.

This role offers a unique opportunity to shape the future of power electronics with SiC technology. Apply today to join a cutting-edge team at the forefront of power conversion innovation!

As a Power Supply Design Engineer, you will play a pivotal role in our client's dynamic team, where your expertise and innovative ideas contribute to the realization of high-quality products that meet the exacting standards of their customers.

About the role:

In this Power Supply Design Engineer vacancy, you will be at the forefront of architecting cutting-edge, digitally controlled power supplies tailored to customer specifications. Your responsibilities span the entire design process, from conceptualizing innovative architectures to the meticulous creation of detailed circuit designs and control algorithms. Validation through simulation, analysis, and breadboarding, as well as overseeing PCB layout and defining commissioning and test procedures, will be central to ensuring the success of projects. Your role extends to the commissioning and testing of the initial units, marking a crucial phase in the development lifecycle.

Skills:

To be considered for this Power Supply Design Engineer vacancy you should possess a successfully completed bachelor's or master’s degree in Electronics and have well-established knowledge of DC/DC converters, coupled with professional experience in power electronics and circuit techniques.

Final Summary:

Join our client's modern, high-tech company with the exciting opportunity to take on significant responsibilities.

What's on offer:

• attractive package, including special leave and a 13th-month salary, along with a modern company pension scheme.
• Their workplace culture is characterized by flat hierarchies, open communication, and a genuine commitment to your well-being.
• Additional perks include job bike leasing options, bilingual (DE/EN) corporate culture, free German courses for international employees, flexible working hours, and the possibility to work from home.
• Enjoy daily allowances for canteen meals, a sunny terrace, and free hot drinks in our canteen, all within a barrier-free, modern, and ergonomically designed workspace flooded with natural light.
• Access to public transport, shower facilities for cyclists, employee events, and an annual outing foster a supportive and engaging work environment.

Embrace this opportunity in the picturesque Lake Constance region—one of the most beautiful regions in Germany.

Job Title: Principal Power Electronics Engineer
Location: Warwickshire
Type: Permanent
Industry: Automotive, Aerospace, Clean Energy

Overview:
An exciting opportunity has become available for a highly motivated Principal Power Electronics Engineer to lead the design, development, and delivery of advanced power electronics and magnetics systems. This is a senior technical role suited for an engineer with a strong background in delivering high-performance solutions across at least two sectors, such as automotive, aerospace, defence, marine, or clean energy.

Key Responsibilities:

• Lead the end-to-end design and development of power electronics and magnetics systems, including inverters, OBCs, DC/DC, and AC/DC converters.
• Design digital and mixed-signal control and interface circuits for power electronic applications.
• Ensure systems are compliant with EMC requirements through effective noise attenuation and design strategies.
• Develop and validate designs in simulation environments using industry-standard tools.
• Lead multi-disciplinary engineering teams and manage technical deliverables across complex projects.
• Serve as a key technical point of contact for customers, building and maintaining collaborative relationships.
• Mentor junior engineers and contribute to technical strategy and innovation.

Essential Requirements:

• Extensive experience developing power electronics and magnetics for at least two of the following sectors: automotive, aerospace, off-highway, commercial vehicle, defence, clean energy, or marine.
• Proven experience in the design of digital and mixed-signal control circuits.
• Strong understanding and practical experience in EMC design and electrical noise mitigation.
• Proficiency in simulation tools for power electronics and magnetics system development.
• Demonstrated ability to plan and lead multi-person engineering projects.
• Excellent communication and interpersonal skills for customer engagement.
• A degree or higher in electrical/electronic engineering, power electronics, or a related discipline, or equivalent industry experience

Desirable Skills & Experience:

• Experience with digital motor control techniques for various motor types (IPM, SPM, ASM, SR) including FOC, field weakening, overmodulation, and NVH optimisation.
• Hands-on experience developing and validating power electronics hardware in lab, rig, and real-world environments.
• Competence in managing PCB layout, mechanical design integration, and the full build process of power systems.
• Knowledge of thermal and fluid simulation for effective thermal management in power electronics systems.
• Safety training in the use of high-voltage, high-power test and development equipment.

What We Offer:

• An opportunity to lead innovative engineering projects across diverse sectors.
• A collaborative and technically driven environment.
• Competitive salary and benefits package.
• Ongoing professional development and training.

If this Principal Power Electronics Engineer is of interest, then please apply with an up-to-date CV and contact information.

Lead Power Electronics Engineer

Location: Commutable of Portsmouth, Chichester and the surrounding areas.

An exciting opportunity has become available for a Lead Power Electronics Engineer who will join an established company at the forefront of power supply design technology.

The Lead Power Electronics Engineer will drive the development of cutting-edge power conversion systems. You will take ownership of high-efficiency designs for applications such as inverters and DC/DC converters, leading technical teams from concept to deployment.

As the technical authority in power electronics, you will be instrumental in setting architecture direction, guiding design reviews, mentoring engineers, and ensuring robust performance in real-world environments.

Key Responsibilities

• Lead end-to-end development of power electronics systems: requirements capture, simulation, design, prototyping, and validation
• Architect and design power converters using SiC/GaN or silicon technologies (e.g., DC/DC, AC/DC, and DC/AC topologies)
• Collaborate cross-functionally with firmware, mechanical, and systems engineering teams
• Perform detailed analysis, including switching behaviour, thermal performance, EMC, and reliability
• Oversee PCB layout best practices for high-power/high-frequency circuits
• Drive DVT (design verification testing) and troubleshoot prototypes in the lab
• Interface with suppliers for component selection and manufacturing partners for DFM
• Mentor junior engineers and establish engineering best practices

What our client is Looking For

• Degree (Master’s or PhD preferred) in Electrical Engineering, Power Electronics, or related field
• 8+ years of experience in power electronics design and development
• Strong understanding of various converter topologies and control strategies
• Experience with wide-bandgap semiconductors (SiC/GaN)
• Familiarity with simulation tools (PSpice, LTspice, MATLAB/Simulink, etc.)
• Comfortable working in a fast-paced, innovation-driven environment
• Proven leadership in technical projects or team management

If this Lead Power Electronics Engineer opportunity is of interest to you, then please apply with an up-to-date CV and contact information.

High Voltage Power Electronics Design Engineer

The High Voltage Power Electronics Design Engineer will be responsible for designing, testing, and optimizing DC-DC and AC-DC converters of up to 2kW, as well as ensuring compliance with relevant standards and specifications. You will also collaborate with other engineers and stakeholders to integrate the power supplies into the overall system and troubleshoot any issues that may arise.

To be successful in this role, you should have a bachelor's degree or higher in electrical engineering or a related field, and at least 3 years of experience in power electronics design. You should also have strong knowledge of high-voltage circuits, switching devices, magnetic components, control systems, and thermal management. You should be proficient in using simulation tools such as SPICE, MATLAB, or Simulink, and familiar with PCB design software such as Altium or Eagle. You should also have excellent communication, teamwork, and problem-solving skills, and be able to work independently and under pressure.

If you a are passionate High Voltage Power Electronics Design Engineer about power electronics and space technology and want to be part of a dynamic and innovative company, please apply now with your resume and cover letter. On offer are competitive compensation and benefits, as well as opportunities for professional growth and development.