Climate & Environment Full-time

Scientific Software Architect

Xcimer Energy

Posted

Jan 07, 2026

Location

USA

Type

Full-time

Compensation

$200000 - $250000

Mission

What you will drive

Xcimer Energy leverages decades of research on Inertial Fusion Energy (IFE) combined with groundbreaking new laser architecture. Our mission is to deploy fusion power plants to meet global decarbonization goals as fast as possible. Xcimer has assembled a team of leaders in tough tech, fusion science, and manufacturing with a track record of rapid execution. Supported by leading investors, Xcimer is uniquely positioned to deliver limitless, clean, fusion power to combat climate change. Join us in powering a better world with inertial fusion! As a **Scientific Software Architect**, you will apply your skills to bring inexhaustible, carbon-free, and commercially viable inertial fusion energy through rigorous scientific investigation and innovative engineer. You will work with Xcimer on cutting-edge computational modeling tools to support our path towards the commercial fusion. You will be an integral part of our team working on creation of the state-of-the-art scientific software framework. We are looking for our team to apply their technical expertise, problem solving skills, dedication, passion, and vision to positively impact the future of energy!

Impact

The difference you'll make

This role creates positive change by applying skills to bring inexhaustible, carbon-free, and commercially viable inertial fusion energy through rigorous scientific investigation and innovative engineering, working to combat climate change by delivering limitless, clean fusion power.

Profile

What makes you a great fit

Required qualifications:

  • M.S. (Ph.D. preferred) in Computer Science, Software Engineering, or related fields
  • Experience with software design using generic programming addressing modular flexibility via type independent interfaces, compile time polymorphism, and computational efficiency
  • Proficiency with modern C++ (such as C++20) and Python required
  • Experience with finite element method an advantage such as MFEM or deal.II opensource libraries
  • Must be a U.S. citizen or national, U.S. permanent resident (current Green Card holder), or lawfully admitted into the U.S. as a refugee of granted asylum

Benefits

What's in it for you

Benefits include: Medical, dental, vision, basic and supplemental life insurance, paid parental leave (must be employed at time of birth or adoption), short and long-term disability, 401(k) with a company match of up to 6%. Paid Time Off: 15 days per year based on weekly scheduled hours, 10 paid sick leave, and 13 company-paid holidays for all regular employees (including part-time), fixed-term, and interns. Equity will be granted to eligible employees.

About

Inside Xcimer Energy

Xcimer Energy leverages decades of research on Inertial Fusion Energy (IFE) combined with groundbreaking new laser architecture to deploy fusion power plants to meet global decarbonization goals as fast as possible, with a mission to deliver limitless, clean fusion power to combat climate change.