Job Description

Overview:
is on the forefront of technology innovation, delivering breakthroughs and trusted insights in electronic design, simulation, prototyping, test, manufacturing, and optimization. Our ~15,000 employees create world-class solutions in communications, 5G, automotive, energy, quantum, aerospace, defense, and semiconductor markets for customers in over 100 countries. Learn more
Our culture embraces a bold vision of where technology can take us and a passion for tackling challenging problems with industry-first solutions. We believe that when people feel a sense of belonging, they can be more creative, innovative, and thrive at all points in their careers.
About the Team
At ESI Group, now a part of Keysight Technologies, we are passionate about pushing the boundaries of virtual prototyping and predictive physics modeling. We operate globally across key industries including automotive, land transportation, aerospace & defense, and heavy industry. You'll join a diverse and inclusive team of talented global experts, contributing to the ongoing development and support of OpenFOAM, the leading open-source CFD platform.
Our team culture emphasizes collaboration, innovation, and transparency. We foster a friendly environment where every idea is welcome and every contribution matters--whether within our organization or with our broader customer and user community.
About the Role
As an OpenFOAM Developer, you will play a key role in enhancing and extending the capabilities of OpenFOAM for industrial applications. You will collaborate closely with both internal development teams and customers to ensure the delivery of high-quality, high-performance solutions for complex computational fluid dynamics (CFD) challenges.
This role combines deep technical expertise with strong communication and problem-solving skills, enabling you to contribute to all stages of the software development lifecycle while directly supporting users in applying OpenFOAM to real-world engineering problems. Responsibilities:
Collaborate with customers and internal stakeholders to define new OpenFOAM development needs
Design, implement, and test new and enhanced OpenFOAM functionalities
Simplify complex CFD problems into reproducible and maintainable processes
Provide high-quality technical support to customers using OpenFOAM in their workflows
Work closely with the OpenFOAM Service Teams to ensure seamless integration and support
Contribute to the global OpenFOAM community and uphold best practices in open-source development
Qualifications:
Required Qualifications
Master's degree (or equivalent) in Mechanical Engineering, Aerospace Engineering, or a related discipline
Minimum 3 years of experience in core OpenFOAM development
Strong knowledge of CFD simulation using OpenFOAM, ideally in industrial settings
Proficient in C++ (intermediate to advanced level)
Fluent in English, with excellent written and verbal communication skills
Strong problem-solving abilities and a structured approach to work
Team player with good interpersonal skills and a customer-focused mindset
Eligibility to work in the UK is required
Preferred Qualifications
Experience with solver development (e.g. segregated and coupled solvers)
Background in physics modeling (e.g. heat transfer, combustion, radiation)
Familiarity with meshing concepts, computer architecture, and high-performance computing (HPC), including parallelism and GPU acceleration
***Keysight is an Equal Opportunity Employer.***