Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Senior Mechanical Engineer Nuclear

$100.02k - $152.81k
Full-time

Sargent & Lundy

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

Qualifications

We do not sponsor employees for work authorization in the U.S. for this position.

Essential skills and experience:

  • BS or MS in Mechanical Engineering or Chemical Engineering from an ABET accredited program
  • 7 or more years of experience in the power industry
  • Working knowledge of codes, standards, and regulations that apply to mechanical engineering design of nuclear power plants
  • PE license is beneficial, but not required 

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 & Wellness Financial Benefits Work-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

Compensation Range

$100,019 - $152,807

Transparency Statement

Sargent & Lundy discloses compensation ranges that comply with all local and state regulations. The total compensation package for eligible positions will include a base salary or an hourly rate and a comprehensive benefits package, reflecting our commitment to rewarding performance and supporting the overall well-being of our employees. Individuals may also be eligible to participate in our yearly discretionary bonus.

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!

Equal Opportunity

Sargent & Lundy is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, national origin, disability status, protected veteran status, or any protected status as defined by applicable law.

Vacancy posted 1 day ago
Similar jobs that could be interesting for youBased on the Senior Mechanical Engineer Nuclear in Wilmington, DE vacancy
  •  ...industrial infrastructure---sustainable solutions and more modern living depend on Chemours chemistry.Chemours is seeking a Senior Packaging Engineer to join our growing Manufacturing Technology team. This position will be part of the Technology Leadership Team for... 
    Senior
    Full time
    Work experience placement
    Local area

    The Chemours Company

    Wilmington, DE
    2 days ago
  • Gilder Search Group is seeking a Sales Engineer to manage sales for multimillion dollar industrial equipment in the Western region. The ideal candidate will be responsible for analyzing markets, conducting sales meetings, and assisting in sales estimates. Qualified applicants... 
    Senior

    Gilder Search Group

    Wilmington, DE
    5 days ago
  • Sargent & Lundy in Wilmington, DE, is seeking a seasoned mechanical engineer to support nuclear power plant systems design, including hydraulic, heat transfer, and heat balance analyses. You will lead engineering project teams, develop cost estimates, and interface with... 
    Suggested

    Sargent & Lundy

    Wilmington, DE
    5 days ago
  • $118.02k - $180.31k

    You will be involved in nuclear power plant systems design, including preparation or review of: Engineering analyses and evaluations to support modifications and operation...  ...operating nuclear power plants Functional mechanical drawings and/or drawings for nuclear power... 
    Suggested
    Hourly pay
    Work at office
    Local area
    Worldwide
    Flexible hours

    Sargent & Lundy

    Wilmington, DE
    5 days ago
  • Merck & Co. in Wilmington, DE, is seeking a Senior Mechanical Engineer to lead design, commissioning, and lifecycle management of the Central Utility Building and critical utility infrastructure within a greenfield biologics campus. The role requires 8+ years in regulated... 
    Senior

    Merck & Co.

    Wilmington, DE
    5 days ago
  • Merck in Wilmington, DE seeks a Senior Mechanical Engineer to lead the design, startup, commissioning, qualification, operation and lifecycle management of the Central Utility Building and critical utilities. This role bridges project execution with commercial operations... 
    Senior

    Merck

    Wilmington, DE
    5 days ago
  • Merck seeks a Senior Mechanical Engineer to lead design, startup, commissioning, qualification, and ongoing reliability of the Central Utility Building and utility networks at the Wilmington site. In this role you will own mechanical utilities (boilers, HVAC, chilled water... 
    Senior

    MSD Malaysia

    Wilmington, DE
    5 days ago
  • Constellation Energy Corp. seeks a senior regulatory professional to perform advanced regulatory/licensing analysis and provide technical insight in support of plant and fleet activities. You will develop, manage and implement regulatory analyses, coordinate with supervision... 
    Senior

    Constellation Energy Corp.

    Kennett Square, PA
    5 days ago
  •  ...Pennoni is hiring! We are looking for a Project Managerto contribute to our mechanical engineering projects on a full-time, direct basis at our office in Newark, DE. Primary Responsibilities: Manage multidisciplinary project teams with a diverse range of projects including... 
    Senior
    Full time
    Work at office

    Pennoni

    Newark, DE
    2 days ago
  • A leading measurement technology company is seeking a Mechanical Engineer for its New Castle office. You will develop concepts for new measurement technologies, working with a multi-disciplinary team. Key responsibilities include prototyping and risk evaluation, ensuring... 
    Senior
    Work at office

    TA Instruments

    New Castle, DE
    5 days ago
  •  ...Description What You’ll Do From conceptual design to project completion, this is truly an opportunity with impact. The Senior Mechanical Engineer is responsible for the design and implementation of both commercial and industrial refrigeration mechanical systems.... 
    Senior
    Weekly pay
    Temporary work
    Flexible hours

    Kelvin Group

    Wilmington, DE
    16 days ago
  • Constellation is seeking a Senior Reactor Operator to perform advanced regulatory/licensing and technical problem solving in support...  ...and fleet activities. This role requires a Bachelor’s in Engineering and a minimum of six years of professional experience, with strong... 
    Senior

    Constellation

    Kennett Square, PA
    5 days ago
  •  ...MAHybridFull Time$140k - $165kWe’re partnered with a fast-moving engineering team in Middlesex County, MA building next-generation robotic...  ...into real-world environments. They’re hiring a full-time Senior Robotics Software Engineer to work across perception, planning... 
    Senior
    Full time

    Motion Recruitment

    Wilmington, DE
    4 days ago
  •  ...k - $165kWe’re working with an advanced engineering and product development firm based in Wilmington...  ...industries. They are hiring a full-time Senior Software Engineer to focus on robotics,...  ...systems. You’ll work closely with ML, mechanical, and embedded teams to bring AI models... 
    Senior
    Full time
    Flexible hours
    2 days per week
    3 days per week

    Motion Recruitment

    Wilmington, DE
    4 days ago
  • Constellation is seeking a Senior Engineer in Kennett Square, PA, to provide advanced technical support in Clean Energy operations. The ideal...  ...a Bachelor's degree in Engineering and at least 5 years of nuclear experience. Your role includes managing engineering analysis,... 
    Senior

    Constellation

    Kennett Square, PA
    14 hours ago
  • Wilmington, MAHybridFull Time$140k - $160kJob DescriptionA rapidly growing robotics company is hiring a Senior Data Engineer to help build the data infrastructure that powers next-generation autonomous warehouse automation solutions. The organization develops autonomous... 
    Senior
    Full time

    Motion Recruitment

    Wilmington, DE
    2 days ago
  •  ...Job Details: mid-level to Senior HVAC Mechanical Engineer My client is a top notch MEP Consulting Engineering firm that has a great history and even brighter future!   They are looking for Degreed Mechanical Engineer with MEP Consulting Engineering experience.... 
    Senior

    Liberty Personnel Services, Inc.

    Newark, DE
    11 days ago
  • $92.7k - $154k

    Constellation is seeking engineers to support its nuclear fleet. Responsibilities include engineering tasks, compliance with safety regulations, and process improvements. Qualified candidates should have a Bachelor’s degree in engineering and relevant experience. The estimated... 

    Constellation

    Kennett Square, PA
    5 days ago
  • A leading financial services firm is seeking a Senior Principal Architect to shape the future of payment network solutions. This role...  ...and influencing strategic initiatives across product, engineering, and operations teams. Candidates should have extensive experience... 
    Senior

    JPMorganChase

    Wilmington, DE
    14 hours ago
  • $118.2k - $197k

     ...to serve. These two strategic focus areas are driving growth in overall business investment.Overview:We are seeking a Senior Business Process Engineer to join our Corporate Trust and Agency Services team. This role will focus on end-to-end process redesign to enhance operational... 
    Senior
    Full time
    Work experience placement

    M&T Bank

    Wilmington, DE
    2 days ago
  • Blue-Signal-Search is seeking a Process Engineer for their Wilmington, Delaware facility to enhance processes in high-volume injection molding operations. This role includes developing robust processes, troubleshooting manufacturing inefficiencies, and leading cross-functional... 
    Senior

    Blue-Signal-Search

    Wilmington, DE
    5 days ago
  • Blue Signal Search is seeking a Process Engineer in Wilmington, DE to support high-volume injection molding operations. The candidate will develop and optimize robust manufacturing processes, troubleshoot issues, and collaborate with cross-functional teams. With a focus... 
    Senior

    Blue Signal Search

    Wilmington, DE
    5 days ago
  • $100k - $160k

     ...Job Description Job Description Sr. Mechanical Engineer Newark, DE Direct Hire/ Permanent Placement $100k – $160k, Hybrid, Full benefits   THE CLIENT This particular client is a 50+ year old, small (+/- 100 ppl) firm who work on a large variety of projects... 
    Senior
    Permanent employment
    Visa sponsorship

    EPC STAFF Acquisition and Development, LLC

    Newark, DE
    a month ago
  • Syner-G, located in Wilmington, Delaware, is seeking a Senior Process Engineer with over 8 years’ experience in oral solid dose pharmaceutical manufacturing. In this vital role, you'll lead process optimization activities, ensuring efficiency and compliance across operations... 
    Senior
    Remote job

    Syner-G

    Wilmington, DE
    5 days ago
  • Overview Waters Corporation is always looking to hire outstanding future talent for our company. The Systems and Mechanical Engineering team is looking to hire a Mechanical Engineer in our New Castle office at the TA Instruments business unit. This is a phenomenal opportunity... 
    Senior
    Live in
    Work at office
    Worldwide
    Shift work

    TA Instruments

    New Castle, DE
    5 days ago
  • JLL is seeking an HVAC professional based in Wilmington, DE. The role involves installing, maintaining, and troubleshooting HVAC systems in commercial buildings. Candidates should have experience in HVAC operations, a strong client service orientation, and hold an EPA Universal...

    JLL

    Wilmington, DE
    5 days ago
  • Corporation Service Company is seeking a highly skilled Senior Network Engineer to design, implement, and maintain complex network infrastructure solutions. The ideal candidate will have over 10 years of experience, expertise in Cisco, F5, and Palo Alto Firewalls, and proficiency... 
    Senior
    Remote job

    Corporation Service Company

    Wilmington, DE
    14 hours ago
  • $79k - $112k

     ...Equipment EngineerWe are currently seeking an Equipment Engineer in our Equipment Division for our heavy civil job in Edgemoor, DE.As...  ...costs that are necessary to support estimating teams.Manage hourly mechanic's timesheets for accuracy and proper coding.Manage Repair... 
    Hourly pay
    Work experience placement

    The Walsh Group

    Bellefonte, DE
    2 days ago
  • Title:Technical Professional - HVAC / Mechanical EngineerKBR Sustainable Technology Solutions (STS) provides holistic and value-added solutions...  ...is looking for a Technical Professional - HVAC / Mechanical Engineer to contribute to a broad range of engineering and project... 
    Full time
    Local area
    Flexible hours

    KBR

    Newark, DE
    3 days ago
  • $41.6k - $72.8k

    A leading HVAC services provider is seeking an experienced Commercial HVAC Service Technician II/III to join their team in Wilmington, Delaware. This full-time position offers a competitive hourly wage of $20-$35 and an annual salary range of $41,600-$72,800+. The ideal...
    Senior
    Hourly pay
    Full time

    Amanwithaplanservices

    Wilmington, DE
    5 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Senior Mechanical Engineer Nuclear. Be the first to apply!