Commercial engineering leadership development program

TalentSphere Global; Columbus (OH); On-site; USD 47,000 - 55,000; Part time

Benefits offered by this job

On-site internship

Summer term

Competitive pay

Job summary

TalentSphere Global is seeking a nuclear engineer intern for Summer 2027 at our El Segundo, CA HQ. You will assist with design and analysis tasks across shielding, neutronics, thermal-hydraulics, and fuel-related studies while collaborating with cross-functional teams.

Ideal candidates are pursuing BS or MS in Nuclear or Mechanical Engineering with strong reactor physics knowledge and programming skills (Python/C++/C#). Onsite internship with hands-on project work and final presentation.

Qualifications

• Pursuing BS or MS in Mechanical Engineering, Nuclear Engineering, or a related discipline.
• Strong academic foundation in nuclear engineering principles (e.g., reactor physics, thermal-hydraulics, radiation shielding).
• Proficiency in at least one programming language (Python, C++, C#, or similar).
• This internship is based 100% onsite at the company's HQ in El Segundo, CA.

Responsibilities

• Assist with nuclear design and analysis tasks, including shielding, neutronics, thermal, and fuel-related studies.
• Support coupled neutronics and thermal calculations to refine system performance models.
• Document methods, results, and findings in clear technical reports and presentations.
• Collaborate with cross-functional teams and provide technical input as projects evolve.
• Support the development of lower order shielding analysis models to develop rapid shielding design solutions.
• Support the development of uncertainty propagation methodology and its execution on the Kaleidos Demonstration Unit.
• Perform criticality safety analysis for the Production Plant of Kaleidos reactors.
• Present a final project review at the end of internship to engineers and leadership.

Skills

Programming (Python/C++/C#)

Education

BS or MS in Mechanical Engineering, Nuclear Engineering, or related discipline

Tools

OpenMC

Serpent

MCNP

MOOSE

BISON

RELAP

CFD

Pronghorn

GRIFFIN

Job description

We are looking for a nuclear engineer intern to support nuclear reactor engineering. The internship takes place in Summer 2027.

Position Responsibilities:

• Assist with nuclear design and analysis tasks, including shielding, neutronics, thermal, and fuel-related studies.
• Support coupled neutronics and thermal calculations to refine system performance models.
• Document methods, results, and findings in clear technical reports and presentations.
• Collaborate with cross-functional teams and provide technical input as projects evolve.
• Support the development of lower order shielding analysis models to develop rapid shielding design solutions.
• Support the development of uncertainty propagation methodology and its execution on the Kaleidos Demonstration Unit
• Perform criticality safety analysis for the Production Plant of Kaleidos reactors
• Present a final project review at the end of internship to engineers and leadership

Qualifications:

• Pursuing BS or MS in Mechanical Engineering, Nuclear Engineering, or a related discipline.
• Strong academic foundation in nuclear engineering principles (e.g., reactor physics, thermal-hydraulics, radiation shielding).
• Proficiency in at least one programming language (Python, C++, C#, or similar).
• This internship is based 100% onsite at the company's HQ in El Segundo, CA.

Preferred Qualifications:

• Hands‑on experience through coursework, research, projects, or labs in nuclear system design or analysis.
• Familiarity with nuclear simulation codes (e.g., OpenMC, Serpent, MCNP, MOOSE, BISON, RELAP, CFD, Pronghorn, GRIFFIN).
• Prior software development experience or exposure to version control, testing, or documentation practices.
• Strong communication skills and ability to work in a collaborative team environment.
• Enthusiasm for the company's mission to rapidly deploy nuclear microreactors to provide clean energy in remote locations.

Compensation:

The compensation for this role is $34-40 per hour.