Laser Inertial Fusion Reactor Design Engineer

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JOIN OUR MISSION TO TRANSFORM

The Future of Energy

Commercializing laser fusion innovations

View Open Positions

Culture of Innovation

Join Industry Leaders in Advancing the Frontiers of Laser Technology

The Path To Directed Energy Defense And Commercial Fusion:

Blue Laser Fusion, Inc (BLF) is commercializing a proprietary and novel pulsed laser architecture and developing GW scale, safe, secure, clean fusion energy.

01

The company is commercializing proprietary, laser-based inertial fusion technology. This cost-effective pulsed laser innovation powers directed energy and fusion systems, delivering solutions to the energy crisis and advanced security threats.

02

BLF is commercializing GW scale power generation to provide energy security and electricity to the grid to meet the acute and increasing demand of the clean energy transition.

03

BLF IFE technology will power energy-intensive industries including data centers and AI, semiconductor, chemical and steel manufacturing, direct carbon capture, water desalination and agriculture.

CAREERS

Explore Current Job Openings

Last updated on April 01, 2026

Position code: 2025001

Qualifications

Ph.D. in Lasers, Optics, Physics, Engineering, or a related field, with experience in high-energy laser system design and development
Strong expertise in high energy laser coherent beam combining technologies
Background and expertise with semiconductor laser sources and fiber laser amplifiers
Proficiency with modeling software such as Finesse, Zemax, COMSOL, Lumerical, RSoft, Python, Mathematica, or ANSYS Lumerical for laser and cavity simulations.
Experience developing electro-mechanical feedback systems is desirable
Experience working in cross-disciplinary teams across multiple technical fields

Environment

Work on site primarily in Goleta (Santa Barbara), CA
Occasionally travel to work with international and domestic development partners
Work closely with BLF Founder, Shuji Nakamura

Benefits

Competitive salary commensurate with experience
Comprehensive medical and dental benefits
Professional development opportunities, and paid vacation and holidays.
Stock options as part of our long-term incentive plan

Job Description

We are seeking an experienced engineer to drive the development of advanced high energy laser systems using coherent beam combining techniques. The Laser Engineer will enhance BLF’s laser-OEC concept by:

Developing CBC laser sources with increased input power
Developing active optical, mechanical, and feedbacking elements to maintain resonance
Work with laser and fiber amplifier vendors to develop and procure optimal sources
Modeling optical performance of the laser-enhancement cavity using industry-standard software
Assessing thermal effects at higher input powers
Troubleshooting and optimizing system performance

The BLF Laser-optical Enhancement Cavity Platform Utilizes a Fabry-Pérot Cavity To Stack And Store a Train Of Lower Power Pulses Into KJ+ High-energy Pulses. This System Requires:

Ultra-high reflectivity mirrors
Pulsed, high power laser injection
High finesse cavities up to 150m in length
Precise resonance tuning between the input laser and the cavity
Minimization of optical losses

Apply Now

Position Code: 2025006

Qualifications

MS/Ph.D. in Physics, Mechanical Engineering, or related field with a relation to fusion.
Strong background in relatable mechanical engineering
Demonstrated ability to work effectively in a collaborative team environment.
Excellent written and verbal communication skills.
Hands-on experience with mechanical design of relatable systems
Ability to prioritize tasks and manage time effectively in a fast-paced research environment
Comfort with working on new technologies with tbd best practices and design rules
3D printing skills

On-site Work:

Work hands-on at our research facilities, overseeing experimental setups, troubleshooting technical issues, and ensuring the safe operation of fusion experiments. Provide mechanical design support for the laser optical enhancement cavity and test facilities development. Use engineering design and analysis software to develop engineering drawings and analyzethermal, structural, degradation and other mechanical effects in unique environments.

Communication:

Effectively communicate research findings, project updates, and technical insights to colleagues and stakeholders. Produce high-quality written reports and presentations for both internal and external audiences.

Job Description:

We are seeking a highly skilled engineer with a background in mechanical design for high energy systems to join our dynamic team. This role requires a comprehensive understanding of mechanical, optical, electrical, chemical and materials engineering principles as they apply to nuclear fusion research, including reactors, lasers, targets, and injectors. The successful candidate will work on-site, collaborating with a multidisciplinary team to advance our fusion research initiatives.

Key Responsibilities:

Initiate the interdisciplinary research, development, and design of a laser inertial fusion energy reactor that aligns with the Blue Laser Fusion advancements in laser technology, fusion targets, and reaction dynamics. Collaborate with adjacent engineering teams to ensure the integrity and functionality of the reactor and energy systems. Collaborate and manage relationships with vendors, universities, and government laboratories.

Travel : Able to travel within the U.S., Japan, and Europe.

Benefits & Salary:

Competitive salary commensurate with experience
Comprehensive medical and dental benefits
Professional development opportunities, and paid vacation and holidays.
Stock options as part of our long-term incentive plan

Apply Now

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