Sargent & Lundy

Senior Mechanical Engineer 1 - Nuclear

Sargent & Lundy$100K — $130K *
Energy & Utilities
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • BS or MS in Mechanical Engineering or Chemical Engineering from an ABET accredited program
  • 5+ years of experience in the nuclear power industry
  • Familiarity with relevant mechanical engineering design codes and regulations
  • PE license preferred but not mandatory
  • Bilingual in Spanish and English (speak, read, and write)

Responsibilities

  • Prepare and review modification packages for nuclear power plants
  • Create functional mechanical drawings for nuclear systems
  • Conduct engineering analyses to support modification and operation
  • Draft technical specifications and procurement documents for equipment
  • Evaluate vendor bids for plant equipment
  • Assess studies and options for system modifications
  • Develop cost estimates for small to mid-sized work scopes

Benefits

  • Comprehensive healthcare plans including medical, dental, and vision
  • Generous paid time off including vacation and personal/sick time
  • 401(k) retirement plan
  • Tuition assistance and merit scholarship program
  • Flexible work arrangements and remote work options
  • Paid parental and bereavement leave
  • Employee assistance and back-up daycare programs
Full Job Description
Description

You will be involved in nuclear power plant systems design, including preparation or review of:
  • Modification packages for operating nuclear power plants
  • 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


In addition, you will have the opportunity to:
  • Develop engineering cost estimates for small to mid-sized client-requested work scopes
  • Visit client office and/or plant site locations to interface with the client and make presentations related to engineering tasks and status
  • Lead engineering project teams


This role offers a hybrid work arrangement, with the expectation of spending three days a week in the office, giving you the flexibility to work remotely for two days.

Dependent upon your location, this opportunity offers a generous relocation package.

Qualifications

We do not sponsor employees for work authorization in the U.S. for this position.
  • BS or MS in Mechanical Engineering or Chemical Engineering from an ABET accredited program
  • 5 or more years of experience in the nuclear power industry
  • Working knowledge of codes, standards, and regulations that apply to mechanical engineering design of nuclear power plants
  • PE license preferred, but not required
  • Must be bilingual in Spanish and English (speak, read, and write)


AI & Automation at Sargent & Lundy

In this role, we expect people to be willing or able to lead others who use modern tools:
  • You are expected to 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.
  • Leaders in these roles often direct automation and process-improvement work, for example, how teams automate calculations, summarize technical documents, or generate design documentation and guiding when and how AI or agentic AI tools are used while ensuring results are checked.
  • 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.
  • We also value 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.


Award-Winning Benefits

At Sargent & Lundy, we care about the health and well-being of our employees. Our commitment extends beyond the workplace, offering comprehensive healthcare plans and generous paid time off to support our team members in every aspect of their lives. We understand the importance of work-life balance, which is why we are proud to provide competitive, award-winning benefits. Our dedication to employee satisfaction has earned us the prestigious Top Workplaces Culture Excellence Award for compensation and benefits in 2022, 2023, and 2024.

Health & WellnessFinancial BenefitsWork-Life Balance
  • Health Plans: Medical, Dental, Vision
  • Life & Accident Insurance
  • Disability Coverage
  • Employee Assistance Program (EAP)
  • Back-Up Daycare
  • FSA & HSA
  • 401(k)
  • Pre-Tax Commuter Account
  • Merit Scholarship Program
  • Employee Discount Program
  • Corporate Charitable Giving Program
  • Tuition Assistance
  • First Professional Licensure Bonus
  • Employee Referral Bonus
  • Paid Annual Personal/Sick Time (PST)
  • Paid Vacation
  • Paid Holidays
  • Paid Parental Leave
  • Paid Bereavement Leave
  • Flexible Work Arrangements


About This Business Unit

Join Sargent & Lundy's Nuclear Power Group and be part of a team driving the future of clean, carbon-free energy. Since 1954, we've been a trusted leader in nuclear engineering, design, and licensing, with expertise spanning small modular reactors (SMRs), advanced reactor technology (ART), and first-of-a-kind commercial reactor restart projects. Our work supports life extensions and digital modernization of existing nuclear plants, coal-to-nuclear conversion initiatives with the Department of State, and international nuclear new-build projects. With a commitment to safety, innovation, and sustainability, we provide cutting-edge solutions that power communities worldwide while reducing emissions. Shape the future of global energy with us!

About Sargent & Lundy

Sargent & Lundy is an engineering consulting firm that provides comprehensive engineering, energy business consulting, and project services for power generation and transmission projects. The company was founded in 1891 and is headquartered in Chicago, Illinois. Sargent & Lundy has a team of over 2,000 professionals who have extensive experience in the power industry and can provide clients with innovative solutions to complex challenges. The company has worked on a wide range of projects including nuclear power plants, fossil fuel power plants, and renewable energy projects.
Learn more about Sargent & Lundy
Size
2,000 employees
Industry
Founded
1891

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