Nuclear Engineering Intern - Summer

Position: Nuclear Engineering Intern - Summer 2026

Job Description


OVERVIEW

Atkins

Réalis is seeking a Nuclear Engineering Intern to join our Oak Ridge, TN office.

YOUR ROLE

• Assist with technical reviews of nuclear production chemistry documentation, process descriptions, and supporting analyses, summarizing observations and questions in review notes or memoranda.
• Attend technical and operational meetings, take detailed notes, and document key discussions, assumptions, and decisions related to nuclear chemistry, process controls, or compliance considerations.
• Conduct basic technical analyses and calculations to support evaluation of nuclear fuel cycle chemistry, material balances, or process performance under guidance from senior engineers.
• Support regulatory and licensing compliance activities by reviewing applicable requirements, licenses, standards, and procedures, and assisting senior staff with documentation, tracking, and implementation
• Support cost and resource evaluations by researching consumables, reagents, and equipment relevant to fuel cycle operations based on defined specifications.
• Assist with document preparation and control, including procedures, technical memoranda, schedules, meeting minutes, and presentation materials in accordance with quality and compliance requirements.
• Perform data collection and analysis to support assessments of alternative process approaches, chemistry conditions, operating parameters, site constraints, and applicable regulatory or standards-based requirements.
• Assist in preparing technical input for reports, compliance documentation, or permit-related materials, including gathering reference information, drafting outlines or sections, and supporting graphical or tabular presentations.

ABOUT YOU

• EXPERIENCE:
  
  No experience is generally required if accepted into an Associate's or Bachelor's degree program in a related technical field.
• EDUCATION:
  
  Must have completed 85 hours towards a nuclear engineering degree from an ABET accredited program by the start of the internship (Summer 2026).
• SPECIAL
  
  SKILLS:
  • Proficiency in Microsoft Office
  • Basic understanding of chemistry principles with the ability to support assessment of production-related chemistry; willingness to learn
  • Basic understanding of regulatory compliance requirements and applicable ASTM standards relevant to nuclear fuel cycle operations; willingness to learn
  • Experience with AutoCAD or Solid Works (preferred)
• PROFESSIONAL REGISTRATIONS: none

REWARD & BENEFITS

At Atkins

Réalis, our values-Safety, Integrity, Collaboration, Innovation, and Excellence-are more than just words. They are the foundation of who we are and how we work. These principles shape our culture, guide our decisions, and inspire us to create an environment where every team member feels empowered to grow, succeed, and make a meaningful impact.

As an Intern, you will participate in Explore
, our intern development initiative, and will enjoy a host of benefits including:

Competitive salary Hands-on experience with industry leaders Support and mentorship from various professionals throughout the business Career and educational exploration opportunities such as Client Site Visits, Weekly Lunch & Learns, & various virtual and/or in-person activities

As an entry-level Full-Time employee, you will enjoy a robust rewards package including enrollment into Emerge, our new graduate experience, providing:

• Opportunities to work on various projects of ranging size and scope
• Support & structured mentorship from various professionals throughout the global Atkins
  
  Réalis network
• Formal business and soft-skills training on topics such as time management, resilience, emotional intelligence, feedback, and communication
• Integration into a robust Emerging Professional Network
• Additional learning and development programs, training, career opportunities and a highly regarded tuition reimbursement program
• Additional benefits may include medical, dental, vision, company-paid life and short- and long-term disability benefits, employer-matched 401(k) with 100% vesting, employee stock purchase plan, Paid Time Off, leaves of absences options, flexible work options, recognition and employee satisfaction programs, employee assistance program,…