Cfd Software Enginner

**At Cadence, we hire and develop leaders and innovators who want to make an impact on the world of technology.** ----------------------------------------------------------------------------------------------------------------- **Overview** We are seeking a talented CFD Software Development Engineer to join our CFD R&D team in Japan. This role focuses on the development and enhancement of next-generation GPU accelerated CFD simulation technologies which also include AI assisted simulation methods. The successful candidate will contribute to solver development and helping evolve the product toward modern AI-enabled engineering workflows. This position offers a unique opportunity to work at the intersection of computational physics, high-performance computing, and AI-assisted engineering systems. **Responsibilities** **In the context of CFD Solver Development, you will do** * Design, implement, and maintain CFD solver capabilities on GPU platforms. * Investigate and resolve complex technical issues reported by customers and internal teams. * Develop and maintain AI-ready product and services. * Design structured APIs and tool interfaces that enable AI systems to interact with simulation products safely and effectively. * Build software components that expose product functionality to AI agents and intelligent workflows. * Support integration of simulation technologies into modern AI ecosystems. * Contribute to the adoption of AI-native software engineering practices across the product portfolio. * Participate in architecture discussions and long-term platform evolution. * Develop automated testing, validation, and CI/CD workflows. * Produce high-quality, maintainable, and well-documented software. * Collaborate effectively across geographically distributed teams. **Required Qualifications** * PhD in: * Mechanical Engineering, Aerospace Engineering, Applied Mathematics, Computational Science, Artificial Intelligence, or a related discipline * Strong software development skills in: * C++ and Python. * One of GPU computing languages such as CUDA, OpenCL, OpenACC, OpenMP offloading. * Message Passing Interface * Knowledge of one or more of the following: * Computational Fluid Dynamics (CFD) * High-Performance Computing (HPC) * Artificial Intelligence * Strong analytical and problem-solving skills. * Ability to communicate technical concepts effectively in English. **Preferred Qualifications** **CFD / Scientific Computing** * Experience developing simulation software, solvers, or numerical algorithms. * Knowledge of finite volume method. **AI Native Development** Experience in one or more of the following areas: * Python application development * REST API design and implementation * Agent frameworks and agent-based systems * Tool calling and structured AI workflows * LLM application development * Workflow automation technologies **We’re doing work that matters. Help us solve what others can’t.** -------------------------------------------------------------------