Health Physics Intern — Radiation Safety & Compliance

Commonwealth-Fusion-Systems-5; Harvard (MA); On-site; USD 34,000 - 52,000; Full time

Benefits offered by this job

Sick time

Health insurance

Dental insurance

Vision insurance

401(k) with match

Professional growth

Team building

Job summary

Commonwealth Fusion Systems is seeking a Health Physics Intern to join our Devens, MA team on-site. This 13-26 week internship offers 40-50 hours per week with pay based on year in school, and on-site housing/transportation responsibilities.

Interns must be authorized to work in the United States. You will engage in routine radiation monitoring, surveys, data review, dosimetry support, and RP program development across SPARC operations.

Qualifications

• Pursuing a degree in Health Physics / Radiological Sciences, Nuclear Engineering, Physics, or a related field.
• Coursework in radiation physics, radiation detection, or health physics.
• Hands‑on radiation protection exposure (e.g., university radiation safety office or research reactor).
• Experience with radiation detection instruments or sample counting (survey meters, gamma spectroscopy, liquid scintillation counting).
• Clear technical writing, organized recordkeeping, and Excel skills for data review.

Responsibilities

• Assist with routine monitoring and surveillance of radiation work activities.
• Perform gamma, neutron, and contamination surveys, including tritium swipes.
• Support radioactive material receipt, sealed source inventories, and leak tests.
• Support radiation instrument checks, sample collection and counting, and review of monitoring data.
• Count swipe, air, and bioassay samples and trend the results.
• Organize compliance records and help track inspections, corrective actions, and program commitments.
• Support the dosimetry program, including dosimeter exchanges and dose records.
• Support radiation protection program development, including procedures, training materials, and permit documentation.
• Help draft authorized user permits and radiological hazard assessments.
• Support RP readiness for SPARC operations and maintenance work.

Skills

Excel skills

Technical writing

Data review

Education

Health Physics / Radiological Sciences / Nuclear Engineering / Physics (pursuing degree)

Job description

Commonwealth Fusion Systems is seeking a Health Physics Intern to join our Devens, MA team on-site. This 13-26 week internship offers 40-50 hours per week with pay based on year in school, and on-site housing/transportation responsibilities.

Interns must be authorized to work in the United States. You will engage in routine radiation monitoring, surveys, data review, dosimetry support, and RP program development across SPARC operations.