RadiaSoft is an open-source software company dedicated to improving scientific workflows through our state-of-the-art Science-as-a-Service platform, Sirepo. We are seeking a Research Software Engineer for our Boulder, Colorado office. Our small software team develops innovative solutions using modern technologies for legacy physics codes. Programmers also assist our physicists to optimize codes for HPC, to improve computational science workflows, to support reproducible research, and to present our innovative results to the scientific community at conferences and in publications.

Desired skills and experience

The successful applicant will have a BS or higher in computer science or physics or a closely related field, strong programming skills, and significant experience with Javascript and/or Python. Other desirable skills and experience include: parallel computing, CAD, and devops.

About the employer

RadiaSoft conducts contract R&D for academic, corporate and federal customers, specializing in the use and development of parallel scientific software. We have particular expertise in modeling relativistic charged particle beams, intense radiation pulses, and the interaction of both with plasmas and dielectric structures. We are developing open source browser-based interfaces for cloud-based scientific computing.

RadiaSoft offers a challenging, team-oriented work environment, competitive salaries and an excellent benefit package, including health insurance and a 401k with employer matching. Applicants must be authorized to work for any employer in the United States. RadiaSoft is an equal opportunity employer.

Job Type: Full-time


  • Software Development: 5 years


  • Bachelor’s

Required work authorization:

  • United States


Research Software Engineer – Radiasoft LLC, Boulder, USA

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