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Senior Software Engineer

Oklo - Santa Clara, CA or Remote

Posted Dec 19, 2025

Benefits

Parental leave
Not verified
Non-birth-parent leave
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Family-building benefits
  • Fertility benefits: Not verified
  • Adoption assistance: Not verified
  • Surrogacy assistance: Not verified
Mental health support
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Relocation assistance
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Childcare support
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Learning budget
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Verification
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Salary
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401(k) match
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Market context

U.S. role benchmark (BLS OEWS)
$116,543 U.S. median for this role
Projected growth (BLS Employment Projections)
+9.8% - Much faster than average

Matched to SOC 15-1252 - Software Engineering aggregate by role bucket.

Source: U.S. Bureau of Labor Statistics, OEWS, May 2024 and Employment Projections, 2024-2034.

Role

Role function
Engineering From the posting source
Seniority
Senior From the posting source
Work mode
Remote From the posting source
In-office days
0 days From the posting source

Schedule

Shift type
Not verified
Weekend work
Not verified

Company

Equity
Offered Verified - SEC 10-K source

Application

Cover letter
Not verified
Assessment
Not verified
Deadline
Not stated

Where they hire

Hires in: CA From the posting source

About this role

Senior Software Engineer Santa Clara, CA or Remote Join us in pioneering the next generation of nuclear reactors! You'll leverage your software skills alongside nuclear engineers to model, simulate, design, and deploy advanced fission power technology. You will work at the forefront of the nuclear industry, developing novel techniques to reach new levels of safety, efficiency, and resiliency. Come be a part of powering the future with advanced fission power plants to provide clean, reliable, affordable energy. Position Description Oklo is a fast-moving startup where you will be responsible for tackling a wide range of challenges in reactor design and analysis. A nuclear background is not required, but a healthy curiosity and eagerness to learn are essential in this role. Specific responsibilities may include: - Lead the design of systems for storing and retrieving reactor data and physics results at scale - Architect and own CI/CD pipelines for multiphysics analyses, ensuring reliability, observability, and reproducibility of complex simulations - Develop tools and platforms that enable reactor engineers to visualize, compare, and evaluate reactor designs - Develop physics kernels to solve unanswered problems, or to improve performance of existing models - Develop reactor optimization schemes and statistical experiments to inform design changes - Mentor other engineers, set technical direction, and contribute to building a strong engineering culture Minimum Qualifications: - Bachelor's degree in computer science, computer engineering, or equivalent work experience - 8+ years of professional software engineering experience - Fluency in Python - Strong proficiency with Git - Experience designing,

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