Principal Modelling Engineer

Nexperia; Manchester; Hybrid; GBP 90,000 - 120,000; Full time

Benefits offered by this job

Hybrid working policy

33 days annual leave including bank/H

Flexible benefits scheme

On-site medical centre

Subsidised canteen

Employee assistance programme

Job summary

Nexperia in Manchester, UK, is seeking a Principal Modelling Engineer to drive advanced Power MOSFET modelling, simulation, and virtual prototyping. You will lead high-impact projects, develop device models, and collaborate across product development, applications, and customers.

The role requires deep device physics expertise, leadership, and hands-on experience with TCAD, Verilog-A/VHDL-AMS, and related tools, with hybrid work support and opportunities for growth.

Qualifications

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

Responsibilities

• Contribute to high-profile platform release projects for new Power MOSFET tech.
• Develop, validate, and maintain compact device models.
• Perform virtual prototyping and system simulations to predict performance.
• Drive improvements in model accuracy, stability, convergence, and extraction.
• Develop simulation support for DC‑DC converters, motor controllers, and power apps.
• Support customers with design and modelling expertise.
• Create technical launch materials and modelling packages.
• Mentor junior engineers and develop modelling capabilities.

Skills

Power MOSFET modelling

Device physics

Behavioural modelling

Virtual prototyping

System simulations

Python

LTspice

Cadence

TCAD

ICCAP

Verilog-A

VHDL-AMS

KLayout

R3D

Data analysis

Problem solving

Leadership

Education

Degree or PhD in Electrical Engineering / related

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
• 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.

About the company

Nexperia is a world‑class company in semiconductor development and in‑house production. A proven global player with an entrepreneurial mentality.

At our core is an 12,000+ strong international network with a singular focus. Built on passion and commitment to our work, belief in our goals and a drive to succeed regardless of the challenges we face.

We support, reward and challenge individuals equally, in a dynamic and energetic environment.

Looking to push boundaries in a company where your talents can shine? Join TeamNexperia.