Nuclear Safety Analyst Summer Intern (Jun 2026)

AtkinsRéalis seeks a Nuclear Safety Analyst intern to support nuclear safety integration and analysis for the U-233 Disposition Project.

Your Role

Here’s what you will be doing:

• Review drafts of Work Packages, Task Orders, procedures, facility modifications, and other documents for nuclear safety integration.
• Participate in critiques and investigations involving nuclear safety issues as requested.
• Engage in Hazards Identification and Analyses activities as requested.
• Assist in revisions of the Criticality Accident Alarm System Needs Analysis as requested.
• Perform nuclear safety implementation walkdowns and surveillances of fissile material operations as requested.
• Review operational procedures and project documents to ensure compliance with nuclear safety requirements.
• Assist in preparation of Fissile Material Operation Screening documents as requested.
• Assist in preparation and peer review of nuclear safety calculations such as dispersion analyses and radiation exposure calculations as requested.

About You

The company is looking for:

• Acceptance into a Bachelor’s degree program in mechanical, chemical, or nuclear engineering.
• Completion of a minimum of 24 credit hours toward a degree from an ABET accredited program by the start of the internship (Summer 2026).
• Proficient knowledge of Microsoft Office.
• Strong verbal and written communication skills.
• Familiarity with nuclear safety software codes (e.g., MCNP, SCALE, HotSpot, MicroShield) preferred.
• U.S. citizenship with Real ID compliant identification and ability to obtain DOE “L” Security Clearance.
• No professional registrations required.

Compensation & Benefits

• Competitive hourly salary ranging from $25 to $31 depending on skills, experience, and location.
• Medical, dental, and vision insurance.
• Company-paid life and short- and long-term disability benefits.
• Employer-matched 401(k) with 100% vesting.
• Employee stock purchase plan.
• Paid Time Off and leave of absence options.
• Flexible work options.
• Recognition and employee satisfaction programs.
• Employee assistance program and voluntary benefits.

Training & Development

• Participation in Explore, the intern development initiative.
• Support and mentorship from professionals throughout the business.
• Career and educational exploration opportunities including client site visits, weekly lunch & learns, and various virtual and/or in-person activities.
• For entry-level full-time employees, enrollment in Emerge, a new graduate experience program offering structured mentorship, formal business and soft-skills training, and integration into an Emerging Professional Network.
• Additional learning and development programs, training, career opportunities, and a tuition reimbursement program.

Career Progression

• Opportunities to work on projects of varying size and scope.
• Support and structured mentorship from professionals across the global AtkinsRéalis network.

This job may close before the stated closing date, you are encouraged to apply as soon as possible

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