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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # R&D Engineer Simulation software - **Company:** Keysight Technologies - **Location:** Santa Clara, CA, United States - **Salary:** $156,960.0 - $261,600.0 - **Contract:** Permanent contract - **Skills:** C++ (Programming Language), Network Analysis, Computer Simulation, Computer Programming, Electronic Design Automation, Python (Programming Language), Software Architecture, Software Maintenance, Scientific Computating, Simulation Software, Software Engineering, Product Software Implementation Methods, High Performance Computing, Sparse Matrix, Information Technology - **Published:** July 10, 2026 - **Apply:** https://jobs.localjobnetwork.com/apply/add/87689944/1 ## About the Role * Advanced degree (Master's or Ph.D. preferred) in Electrical Engineering, Electrical Engineering and Computer Science (EECS), Computer Science, Applied Mathematics, Computational Science, or a related field. * Extensive experience developing circuit simulation engines, numerical simulation software, or other large-scale scientific computing applications. * Strong knowledge of nonlinear equation solving, Newton-Raphson methods, convergence techniques, and differential equation analysis. * Deep understanding of sparse matrix algorithms and numerical linear algebra. * Expert-level programming skills in C++ with experience developing large, maintainable software systems. * Ability to analyze complex simulation behavior and translate mathematical concepts into reliable software implementations. * Strong communication skills with the ability to collaborate effectively across electrical engineering and software engineering disciplines. Preferred Qualifications Experience with one or more of the following: * Strong expertise in transient (TRAN) simulation techniques and numerical integration methods, e.g. Adaptive timestep control, Backward Euler, Trapezoidal, Gear integration methods, Local truncation error estimation, Convergence acceleration techniques, etc. * Sparse solver technologies, e.g. Matrix ordering, Sparse factorization, Iterative and direct linear solvers. * Model order reduction and parasitic reduction: * Semiconductor device modeling: * High-performance computing: * Experience using Python or Rust for prototyping, automation, and engineering productivity. ## Description We are seeking an Expert R&D Engineer to join the circuit simulation team for the advancement of our next-generation circuit simulation technologies. This role is focused on developing and improving the core simulation engine behind Keysight's industry-leading circuit simulation products. You will work with simulation experts, software architects, device modeling engineers, and product teams to identify critical technical challenges, develop innovative solutions, and influence the future direction of Keysight's circuit simulation technology. We are looking for an exceptional engineer with deep expertise across electrical engineering, numerical algorithms, and software engineering. The ideal candidate understands both the mathematical foundations of circuit simulation and the practical challenges involved in building a high-performance, production-quality simulator. About the Team Our Circuit Simulation R&D team develops advanced simulation technologies used by engineers worldwide to design RF, microwave, analog, mixed-signal, and high-speed electronic systems. The team combines expertise in: * Electrical circuit theory and semiconductor device behavior. * Numerical analysis and computational mathematics. * High-performance software engineering. * Large-scale simulation architecture and optimization. We solve some of the most challenging computational problems in electronic design automation by combining algorithm innovation with robust software implementation., As an Expert R&D Engineer, you will: * Provide technical leadership in the development of advanced circuit simulation algorithms. * Investigate fundamental simulation challenges involving accuracy, convergence, performance, and scalability. * Develop innovative numerical algorithms for nonlinear circuit analysis and differential equation solving. * Improve solver technologies, including sparse matrix algorithms, nonlinear solution methods, and numerical integration techniques. * Evaluate and introduce advanced methods for simulation acceleration, including model order reduction, RC reduction, vector fitting, and parallel computation. * Analyze simulation performance and identify opportunities for significant improvements in runtime and memory efficiency. * Collaborate with experts across circuit simulation, device modeling, RF simulation, software architecture, and applications engineering. * Translate customer and product challenges into algorithmic solutions. * Mentor engineers and provide technical guidance in simulation algorithms and software development practices. * Drive technical discussions, design reviews, and long-term technology direction. ## Related Videos - [Quantum Computing: Separating the Breakthroughs from the Buzz](https://www.wearedevelopers.com/videos/100314-quantum-computing-separating-the-breakthroughs-from-the-buzz) - [Strange New Worlds: shaping the future of the digital age](https://www.wearedevelopers.com/videos/677-strange-new-worlds-shaping-the-future-of-the-digital-age) - [How Data is Shaping our Games](https://www.wearedevelopers.com/videos/176-how-data-is-shaping-our-games) - [Schroedinger's cat: Thinking in- and outside the box of quantum mechanics](https://www.wearedevelopers.com/videos/216-schroedinger-s-cat-thinking-in-and-outside-the-box-of-quantum-mechanics) - [The Billion Dollar Machine: First Time Right.](https://www.wearedevelopers.com/videos/393-the-billion-dollar-machine-first-time-right) - [The Quantum Leap: Redefining Computing and Its Applications](https://www.wearedevelopers.com/videos/614-the-quantum-leap-redefining-computing-and-its-applications) ## Related Articles - [What is Software Engineering?](https://www.wearedevelopers.com/magazine/289-what-is-software-engineering) - [Résumé-Driven Development: How IT trends affect the job market for software developers](https://www.wearedevelopers.com/magazine/59-resume-driven-development-how-it-trends-affect-the-job-market-for-software-developers) - [Software Engineer Career: Things You Should Know](https://www.wearedevelopers.com/magazine/143-software-engineer-career-things-you-should-know) - [Is Software Engineering Hard?](https://www.wearedevelopers.com/magazine/448-is-software-engineering-hard) - [How software is steering vehicle technology](https://www.wearedevelopers.com/magazine/515-how-software-is-steering-vehicle-technology) - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk)