Mechanical Engineer Intern - Kiewit Nuclear Solutions (Summer 2027)

Kiewit; Oak Ridge (TN); On-site; USD 42,000 - 60,000; Full time

Job summary

Kiewit Nuclear Solutions in Oak Ridge, TN or Lenexa, KS is seeking a Mechanical Engineer Intern to grow our team by helping establish and maintain company standards and tools, and contribute to project success on nuclear sites. You will design piping and instrument diagrams, support design calculations, prepare layouts, and review vendor bids while developing technical and professional skills.

Candidates must be pursuing a BS in Mechanical Engineering, have a GPA around 3.0, and be a US citizen

Qualifications

• Currently pursuing a Bachelor of Science degree in Mechanical Engineering or a related field.
• Minimum GPA of 3.0 preferred.
• Proficiency in basic computing programs, including Microsoft Office suite (Word, Excel, Outlook, PowerPoint).
• Experience with Bluebeam, AFT Fathom, AFT Arrow, and Bentley AutoPipe software is preferred.
• Willingness to perform tasks as needed, including the ability to assist with field walkdowns when required.
• Demonstrates written and verbal communication skills.

Responsibilities

• Help design piping and instrument diagrams (P&IDs) for mechanical systems on nuclear projects.
• Support preparation of design calculations and specifications for major power plant equipment, such as turbines, boilers, condensers, cooling towers, pumps, air compressors, and water treatment systems.
• Prepare mechanical engineering layouts, sketches, and conceptual designs.
• Assist in evaluating vendor bids for technical compliance to support equipment procurement.
• Coordinate with project team members and review design progress and outcomes.

Skills

Microsoft Office

Verbal communication

Written communication

Education

Bachelor of Science in Mechanical Engineering or related field

Tools

Bluebeam

AFT Fathom

AFT Arrow

Bentley AutoPipe

Job description

Requisition ID: 181887
Job Level: Internship
Home District/Group: Kiewit Nuclear Solutions
Department: Design Engineering
Market: Nuclear
Employment Type: Full Time Temporary

Position Overview

Kiewit Nuclear Solutions is seeking a Mechanical Engineer Intern. We are looking for Ideal candidates to grow the Kiewit team by helping establish, maintain, and improve company standards and tools while also using these standards and tools to contribute to project success. Candidates shall be familiar with current drawing and technical tools, programs, and software with an understanding of design documentation creation and layouts. Candidates shall be capable of exhibiting flexibility in work assignments while maintaining a growth mindset and continuing to develop in their technical and professional career.

District Overview

Kiewit Nuclear Solutions provides comprehensive engineering, procurement, and construction services throughout North America, with expertise spanning all facets of the nuclear sector—from carbon-free small modular reactors to Department of Energy initiatives. Our services support clients in the power utility, renewable energy, industrial, and infrastructure industries.
Supported by Kiewit's 140-year tradition of excellence, our integrated teams deliver solutions that distinguish us within the market. As our nuclear operations continue to grow, adding new locations across the United States, we remain steadfast in our commitment to safety, quality, and innovation, equipping our professionals with advanced technologies and resources.
Joining our team offers unique opportunities for growth and achievement. Employees benefit from rigorous training, continuous skill development, and participation in impactful projects across North America. In addition to a dynamic work environment, Kiewit provides competitive health benefits, a 401k plan, and avenues for professional advancement.
Kiewit offers a full-service consulting and engineering firm serving the infrastructure and energy markets. With more than 2,000 engineers and design professionals, our expertise spans all major engineering disciplines to serve transportation, power, water/wastewater, mining, building, and oil, gas & chemical markets.

Location

This role is in Oak Ridge, TN or Lenexa, KS.

Responsibilities

• Help design piping and instrument diagrams (P&IDs) for mechanical systems on nuclear projects
• Support preparation of design calculations and specifications for major power plant equipment, such as turbines, boilers, condensers, cooling towers, pumps, air compressors, and water treatment systems
• Prepare mechanical engineering layouts, sketches, and conceptual designs
• Assist in evaluating vendor bids for technical compliance to support equipment procurement
• Coordinate with project team members and review design progress and outcomes

Qualifications

• Currently pursuing a Bachelor of Science degree in Mechanical Engineering or a related field
• Minimum GPA of 3.0 preferred
• Proficiency in basic computing programs, including Microsoft Office suite (Word, Excel, Outlook, PowerPoint)
• Experience with Bluebeam, AFT Fathom, AFT Arrow, and Bentley AutoPipe software is preferred
• Willingness to perform tasks as needed, including the ability to assist with field walkdowns when required
• Demonstrates written and verbal communication skills
• Must be a US citizen with documentation for badge access
• Pass a security questionnaire and background check appropriate to position duties

Other Requirements

• Regular, reliable attendance
• Work productively and meet deadlines timely
• Communicate and interact effectively and professionally with supervisors, employees, and others individually or in a team environment.
• Perform work safely and effectively. Understand and follow oral and written instructions, including warning signs, equipment use, and other policies.
• Work during normal operating hours to organize and complete work within given deadlines. Work overtime and weekends as required.
• May work at various different locations and conditions may vary.

We offer our fulltime staff employees a comprehensive benefits package that’s among the best in our industry, including top-tier medical, dental and vision plans covering eligible employees and dependents, voluntary wellness and employee assistance programs, life insurance, disability, retirement plans with matching, and generous paid time off.
Equal Opportunity Employer, including disability and protected veteran status.