Plasma Physicist – Diagnostics & Fast-Ion Transport

Thea Energy; Kearny (NJ); On-site; USD 100,000 - 120,000; Full time

Benefits offered by this job

Comprehensive health benefits

Employee equity stock options

20 days PTO

Job summary

Thea Energy in New Jersey is seeking an Experimental Plasma Physicist to design, deploy, and operate advanced plasma diagnostics. You will drive experimental campaigns focusing on fast-ion transport and confinement physics, collaborating with universities and national laboratories to advance fusion science.

You will mentor students and researchers, analyze multi-diagnostic data with Python, MATLAB, or Julia, and help publish results at major conferences. The role demands a Ph.D.

Qualifications

• PhD in Plasma Physics, Fusion Science, Applied Physics, or related discipline.
• Hands-on experience in a plasma physics laboratory setting.
• Experience developing/operating plasma diagnostics (spectroscopy, probes, imaging).
• Proficiency with Python, MATLAB, or Julia for data analysis.
• Strong communication and cross-institutional collaboration skills.

Responsibilities

• Design, build, and calibrate advanced plasma diagnostics for Eos stellarator configurations.
• Oversee vacuum system integration, high-magnetic-field hardware, and signal processing chains.
• Maintain and upgrade diagnostic hardware for high-resolution data capture during experiments.
• Plan and execute experimental campaigns on fast-ion transport and confinement physics.
• Analyze multi-diagnostic datasets to extract parameters like density and velocity distributions.
• Collaborate with academic institutions, national labs, and international consortia.
• Co-author journal articles and present findings at major conferences.
• Mentor graduate students and junior researchers in lab safety, protocols, and data analysis pipelines.

Skills

Data analysis

Python

MATLAB

Julia

Communication

Teamwork

Education

Ph.D. in Plasma Physics / Fusion Science or related

Tools

Spectroscopy

Langmuir probes

Emissive probes

Fast camera imaging

Particle detectors

Job description

Thea Energy in New Jersey is seeking an Experimental Plasma Physicist to design, deploy, and operate advanced plasma diagnostics. You will drive experimental campaigns focusing on fast-ion transport and confinement physics, collaborating with universities and national laboratories to advance fusion science.

You will mentor students and researchers, analyze multi-diagnostic data with Python, MATLAB, or Julia, and help publish results at major conferences. The role demands a Ph.D.