Senior Scientist, LPI Modeling & Beam Smoothing

Focused Energy Inc

$120K — $160K *
Aerospace & Defense
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • PhD in plasma physics or related field.
  • 10+ years of relevant post-doctoral or staff scientist experience.
  • Expertise in beam smoothing techniques and LPI (CBET, SBS, SRS, TPD).
  • Proficient in PIC/fluid simulations and High-Performance Computing (HPC).
  • Strong programming skills in C++ and/or Python (OpenMP/MPI).
  • Advanced knowledge of linear algebra, dynamical systems, and numerical modeling in physics.
  • Excellent communication and collaboration skills.

Responsibilities

  • Provide theoretical and simulation support on the beam smoothing project.
  • Coordinate design and requirements for laser beam systems.
  • Collaborate with diagnostics and physics teams on project roadmap.
  • Support implementation in the DUED code for laser-plasma interaction.
  • Conduct theoretical support for various LPI experiments and simulations.
  • Coordinate with multiple teams on risk mitigation strategies across projects.

Benefits

  • Opportunity to work on cutting-edge fusion energy projects.
  • Collaborative work environment with multidisciplinary teams.
  • Potential for involvement in experiments that shape future technology.
  • Access to High-Performance Computing resources and advanced simulation tools.
Full Job Description
Your Role

Focused Energy is looking for a Senior Scientist to bring deep theoretical and simulation expertise in laser-plasma interaction (LPI) modeling, beam smoothing, and laser-target coupling to our Science team. This is a role that spans both the laser system and target physics sides of the house, translating laser system capabilities into target physics requirements, and target physics needs into laser beam requirements, an end-to-end view that is critical to refining our roadmap forward.

You will act as a scientific anchor for the beam smoothing project and a trusted theoretical resource across several teams: supporting implementation work, providing simulation and theory support for LPI research, and contributing to the design and interpretation of experiments. Your work will directly shape beam requirements (picket, drive, beam port design) and the physics roadmap that underpins our path to fusion energy at commercial scale.
What You'll Do
  • Provide theoretical and simulation support on the beam smoothing project.
  • Coordinate laser beam requirements, including picket and drive beam design and beam port design.
  • Support the roadmap, partnering with the diagnostics team and leading physics efforts.
  • Provide theoretical support for implementation in the DUED code.
  • Provide theoretical support for LPI science across LPI experiments and simulations.
  • Partner closely with the beam smoothing team, the laser and science teams working on beam requirements, the target design team, and the target physics team on LPI risk mitigation and imprint/hydrodynamic instabilities.
Who You Are
Must-haves
  • PhD in plasma physics or an equivalent field.
  • 10+ years of post-doc or staff scientist experience.
  • Strong theoretical and simulation knowledge of beam smoothing techniques.
  • Strong theoretical knowledge of LPI (CBET, SBS, SRS, and/or TPD) and experience with PIC/fluid simulations.
  • Knowledge of High-Performance Computing (HPC).
  • Excellent programming skills for HPC (OpenMP/MPI) in C++ and/or Python or an equivalent language.
  • Strong mathematical background, including linear algebra, dynamical systems, partial differential equations, stochastic differential equations, and numerical modeling.
  • Strong background in laser fusion science.
  • Excellent communication skills and a strong collaborator across technical teams.
  • High capability in prioritization, problem-solving, and adaptability.
Nice-to-haves
  • Experience designing or interpreting LPI or rad-hydro experiments.
  • Knowledge of imprint requirements.
  • Knowledge of rad-hydro physics and simulations.
  • Knowledge of laser science and optics.
  • Experience leading a team.


Compensation offered will be determined by factors such as location, level, job-related knowledge, skills, and experience. Certain roles may be eligible for incentive compensation, equity, benefits.

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