Principal Modelling Engineer

Nexperia; Greater Manchester; Hybrid; GBP 90,000 - 130,000; Full time

Benefits offered by this job

Visa sponsorship

Relocation assistance

Hybrid working policy

Job summary

Nexperia in the United Kingdom seeks a Principal Modelling Engineer to lead advanced Power MOSFET modelling and virtual prototyping. You will drive compact model development, system simulations, and cross-functional collaboration with product, applications and customers.

The role requires deep device physics knowledge, 6+ years in power semiconductors, and hands-on experience with SPICE, Verilog-A/VHDL-AMS, and tools like TCAD, LTspice, Cadence.

Qualifications

• Degree or PhD in Electrical Engineering, Electronics, Physics, Semiconductor Engineering, or a related discipline.
• Minimum 6 years of experience in power semiconductors or a related technical field.
• Experience with DrMOS and Smart Power Stage technologies.
• Knowledge of semiconductor packaging and device characterisation techniques.
• Experience supporting customer design activities and application development.
• Track record of technical leadership within semiconductor product development environments.
• Expert understanding of Power MOSFET device physics and electrical behaviour.
• Strong experience with behavioural modelling and virtual prototyping of integrated circuit blocks.
• Knowledge of semiconductor manufacturing processes, device structures, and their interactions.
• Experience with Compact SPICE modelling, Verilog-A, and VHDL-AMS.
• Hands-on experience with simulation and design tools such as TCAD, ICCAP, LTspice, Cadence, KLayout, and R3D.
• Strong data analysis, problem-solving, and programming skills, including Python or similar languages.

Responsibilities

• Contribute to high-profile, business-critical platform release projects for new Power MOSFET technologies.
• Develop, validate, and maintain compact device models.
• Perform virtual prototyping and system simulations to predict product and application performance.
• Drive continuous improvements in model accuracy, stability, convergence, and extraction methodologies.
• Develop simulation support for DC-DC converters, motor controllers, and other power applications.
• Support customers with design and modelling expertise to accelerate product adoption.
• Create technical launch materials and modelling support packages for new products.
• Serve as a recognised technical expert and provide guidance across the wider engineering organisation.
• Produce and maintain project documentation throughout the development lifecycle.
• Mentor junior engineers and contribute to the continued development of modelling capabilities across the team.

Skills

Power MOSFET physics

Behavioural modelling

Virtual prototyping

TCAD

ICCAP

LTspice

Cadence

KLayout

R3D

Python

Data analysis

Problem solving

Compact SPICE

Verilog-A

VHDL-AMS

Education

Degree in Electrical Engineering or related discipline

Tools

TCAD

ICCAP

LTspice

Cadence

KLayout

R3D

Job description

About the role

At Nexperia, we are continuously advancing Power MOSFET technologies that enable the next generation of automotive, industrial, and consumer electronics. As a Principal Modelling Engineer, you will play a critical role in introducing new world-leading Power MOSFET technologies through advanced modelling, simulation, and virtual prototyping.

This role is suited to highly motivated engineers who enjoy pushing technological boundaries and solving complex technical challenges. You will combine deep expertise in device physics, behavioural modelling, and simulation with strong collaboration across product development, applications, and customer-facing teams.

What you will do

• Contribute to high-profile, business-critical platform release projects for new Power MOSFET technologies
• Develop, validate, and maintain compact device models
• Perform virtual prototyping and system simulations to predict product and application performance
• Drive continuous improvements in model accuracy, stability, convergence, and extraction methodologies
• Develop simulation support for DC-DC converters, motor controllers, and other power applications
• Support customers with design and modelling expertise to accelerate product adoption
• Create technical launch materials and modelling support packages for new products
• Serve as a recognised technical expert and provide guidance across the wider engineering organisation
• Produce and maintain project documentation throughout the development lifecycle
• Mentor junior engineers and contribute to the continued development of modelling capabilities across the team

What you will bring

• Degree or PhD in Electrical Engineering, Electronics, Physics, Semiconductor Engineering, or a related discipline
• Minimum 6 years of experience in power semiconductors or a related technical field
• Experience with DrMOS and Smart Power Stage technologies
• Knowledge of semiconductor packaging and device characterisation techniques
• Experience supporting customer design activities and application development
• Track record of technical leadership within semiconductor product development environments
• Expert understanding of Power MOSFET device physics and electrical behaviour
• Strong experience with behavioural modelling and virtual prototyping of integrated circuit blocks
• Knowledge of semiconductor manufacturing processes, device structures, and their interactions
• Experience with Compact SPICE modelling, Verilog-A, and VHDL-AMS
• Hands-on experience with simulation and design tools such as TCAD, ICCAP, LTspice, Cadence, KLayout, and R3D
• Strong data analysis, problem-solving, and programming skills, including Python or similar languages

Why work for us?

Remuneration & Reward - Competitive base salary, Annual Incentive Plan, excellent contributory pension scheme, recognition rewards scheme, income protection, 12 x salary life assurance, visa sponsorship and relocation assistance where applicable.

Health & Wellbeing - Hybrid working policy, 33 days annual leave including bank holidays, flexible benefits scheme, enhanced sick pay, on-site medical centre, subsidised canteen, employee assistance programme, retail and entertainment reductions and a variety of sports and social clubs.

Professional Development - Possibility for funded academic support up to PhD level, employee goal setting and development plans, huge growth potential both internally and globally within the business, opportunity to contribute and work with cutting edge technologies.

Corporate Social Responsibility & Sustainability - A global commitment to becoming carbon neutral by 2035, working with suppliers who embrace and comply with the Nexperia Supplier Code of Conduct, paid time off for every employee to support charitable work.

Diversity, Equity, and Inclusion -Corporate members of Neurodiversity in Business, Disability Confident Employer, dedicated Employee Resource Groups for Women and Neuroinclusion, commitment to increase women in management positions to 30% by 2030.

D&I Statement

As an equal-opportunity employer, Nexperia values diversity not just because it is the right thing to do but because diverse teams perform better. We are dedicated to being inclusive, and a proof point of this dedication is that we were the main partner of the very first Dutch Paralympic Team NL House during the Paris 2024 Paralympic Games. Our recruitment process is inclusive and accessible to all, and we consider all applicants fairly, as well as providing a safe work environment and reasonable adjustments where requested.

In addition, we offer our colleagues the possibility to join employee resource groups such as the Pride Network Group or global and local Women's groups. Nexperia is committed to increasing women in management positions to 30% by 2030.