New

Software Engineer

California Institute of Technology
vision insurance, parental leave, paid time off, sick time, tuition reimbursement
United States, California, Pasadena
Jul 10, 2026
Caltech is a world-renowned science and engineering institute that marshals some of the world's brightest minds and most innovative tools to address fundamental scientific questions. We thrive on finding and cultivating talented people who are passionate about what they do. Join us and be a part of the diverse Caltech community. Job Summary We are seeking a Software Engineer to develop, implement, and integrate components of the first Earth system model (ESM) that learns automatically from Earth observations and targeted high-resolution simulations of clouds, turbulence, and other elements of the Earth system. As a Climate Modeling Alliance (CliMA) Software Engineer at Caltech, you will work in a dynamic, multidisciplinary team of curious and creative scientists, engineers, and applied mathematicians, spanning the CliMA partner institutions. Essential Job Duties You will: Work on an ambitious, high-profile scientific project with an opportunity to impact the climate sciences worldwide. Analyze problems, formulate mathematical models, and implement software solutions at the interface of computational science, applied mathematics, fluid dynamics, and Earth system science. Apply your expertise in computational science to design and develop innovative high-performance software suitable for the next generation of supercomputing hardware with heterogeneous manycore architectures. Develop and implement innovative software solutions to climate modeling problems that represent the state-of-the-art in high-performance computing and are performant on GPUs. Contribute to the design, performance specification, and development of an integrated open-source software system using modern languages and development techniques to ensure code health, scalability, and robustness. Manage and coordinate software projects involving scientists, applied mathematicians, and engineers. Work in a friendly and diverse environment, collaborating closely with researchers in climate science, machine learning, and applied mathematics. Basic Qualifications Completed a BS degree or equivalent degree in a quantitative field such as computer science, applied mathematics, physics, engineering, or Earth science. Experience with at least two programming languages (e.g., C, C++, C#, Fortran, Python, Julia, Rust). Experience developing large software projects in a distributed fashion, e.g., contributing to an open source project with distributed contributors. Preferred Qualifications Familiarity with the Julia language, including package development and performance optimization. Experience working with high-performance computing systems, including multicore processors, GPUs, or other accelerators. Demonstrated expertise in numerical methods for partial differential equations and/or computational fluid dynamics, through coursework and/or research experience. Experience working in multi-disciplinary teams and interacting cross-functionally with a wide variety of people. Required Documents Curriculum Vitae Hiring Range $85,000 to $135,000 per year The salary of the finalist(s) selected for this role will be set based on a variety of factors, including but not limited to, internal equity, experience, education, specialty and training. As one of the largest employers in Pasadena, CA, Caltech is committed to providing comprehensive benefits to eligible employees and their eligible dependents. Our benefits package includes competitive compensation, health, dental, and vision insurance, retirement savings plans, generous paid time off (vacation, holidays, sick time, parental leave, bereavement, etc.), tuition reimbursement, and more. Non-benefit eligible employees will have access to some benefits such as onsite counseling and sick time. Learn more about our benefits and staff perks. EEO Statement We are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to age, race, color, religion, sex, sexual orientation, gender identity, or national origin, disability status, protected veteran status, or any other characteristic protected by law. Caltech is a VEVRAA Federal Contractor. To read more Equal Employment Opportunity (EEO) go to eeoc_self_print_poster.pdf. Disability Accommodations Caltech complies with the Fair Employment and Housing Act (FEHA) and the Americans with Disabilities Act (ADA). We consider reasonable accommodation measures that may be necessary for eligible applicants and employees to perform the essential functions of a position. If you would like to request an accommodation to complete this application, interview, or otherwise participate in the employee selection process, please contact Caltech Recruiting at employment@caltech.edu. Additionally, if you do not meet the basic qualifications of a role but believe you can perform the essential functions of the job with reasonable accommodation, please reach out to Caltech Recruiting at employment@caltech.edu.