Senior Mechanical Engineer 1 - Nuclear

Sargent & Lundy•Oak Ridge, TN

8h•Onsite

About The Position

This is a senior-level mechanical engineering position at the TRISO-X Fuel Fabrication Facility in Oak Ridge, Tennessee. The role involves a variety of interesting and challenging responsibilities related to the analysis, design, and licensing requirements of mechanical and nuclear systems and components for nuclear power plants. The position is full-time (5 days/week) and on-site.

Requirements

BS or MS in Mechanical or Chemical Engineering from an ABET accredited program.
Minimum of 5 years of experience in the power industry.
Working knowledge of codes, standards, and regulations that apply to mechanical engineering design of nuclear power plants.
Willing or able to lead others who use modern tools: automation and AI.
Ensure results from AI or agentic AI tools are checked.

Nice To Haves

Overseeing engineers who program or script (e.g., Python, MATLAB, advanced Excel) to automate engineering tasks, with review of automated outputs, is valued but not required.
Additional learning, such as a minor, certificate, or other experience in Computer Science, Artificial Intelligence, Software Engineering, or related fields that enables effective oversight of automation and agentic AI-enabled engineering workflows.

Responsibilities

Involved in nuclear power plant systems design, including preparation or review of modification packages for operating nuclear power plants.
System and Component Performance specifications.
Functional mechanical drawings and/or drawings for nuclear power plant systems.
Engineering analyses and evaluations to support modifications and operation of plant systems.
Technical specifications and procurement documents for plant equipment.
Vendor bid evaluations for plant equipment.
Studies and options evaluations for modifications to operating nuclear power plants.
Lead others in taking engineering problems from issue to solution by setting expectations for using data and modern tools such as automation and AI to improve workflows, reduce rework, and deliver cost-effective designs.
Oversee automation and process-improvement work, such as automating calculations, summarizing technical documents, or generating design documentation.
Guide when and how AI or agentic AI tools are used while ensuring results are checked.
Oversee engineers who program or script (e.g., Python, MATLAB, advanced Excel) to automate engineering tasks, with review of automated outputs.