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

Senior Mechanical Engineer 1 - Nuclear

$84.76k - $129.5k

Nuclear Power Group

Nuclear Power Plant Systems Design Engineer

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 position is based on a hybrid work schedule and will require in-office work three days per week.

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
  • Five 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 & 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
Compensation Range

$84,762 - $129,498

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 5 hours ago
Similar jobs that could be interesting for youBased on the Senior Mechanical Engineer 1 - Nuclear in Chattanooga, TN vacancy
  •  ...GIG Nuclear / Generation Industrial & Government This position...  .../minority-owned full-service engineering, procurement, and project management...  ...Firms since 2012. With over 1,000 associates, we are big...  ...of Science degree in Mechanical or Nuclear Engineering from an... 
    Suggested
    Work at office
    Work from home

    Mesa Accosiates

    Chattanooga, TN
    4 days ago
  •  ...Job Description Job Description GIG Nuclear / Generation Industrial & Government This position is not eligible for recruiting...  ...our official channels. Mesa Associates is seeking a Senior Mechanical Engineer to provide technical leadership for design, analysis,... 
    Senior
    Work at office
    3 days per week

    Mesa Associates, Inc.

    Chattanooga, TN
    12 days ago
  •  ...Civil - Senior Engineering Technician - Nuclear Power Together, we own our company, our future, and our shared success. As an employee-owned company, our people are Black & Veatch. We put them at the center of everything we do and empower them to grow, explore new possibilities... 
    Senior
    Work experience placement

    Black & Veatch

    Chattanooga, TN
    1 day ago
  •  ...in power, distribution, transmission, engineering, design, technology, or innovation at Mesa...  ...Mesa Associates, Inc. is seeking a Senior Mechanical Engineer to work with other members of...  ...including but not limited to ASME B31.1, ASME B31.3, NFPA, ANSI and API.... 
    Senior
    Remote work
    Night shift

    Mesa Associates, Inc.

    Chattanooga, TN
    19 days ago
  • $165.61k - $253.02k

     ...Description Nuclear Power is a carbon-free energy source. Our nuclear power generation clients are digitizing their existing power...  ...). This is expanding work in the Instrumentation and Controls Engineering group. You will work on major process controls engineering... 
    Senior
    Hourly pay
    Contract work
    Work at office
    Local area
    Worldwide
    Flexible hours
    3 days per week

    Sargent & Lundy

    Chattanooga, TN
    4 days ago
  • $118.02k - $180.31k

     ...Lead Design Engineering Position This is a lead design engineering position that offers a variety of interesting and challenging opportunities...  ...a structural engineering team on engineering projects for new nuclear facilities and upgrades and modifications to nuclear power... 
    Hourly pay
    Local area
    Worldwide
    Flexible hours
    3 days per week

    Nuclear Power Group

    Chattanooga, TN
    3 hours ago
  •  ...Job Description Job Description GIG Nuclear / Generation Industrial & Government This position is not eligible for recruiting...  ...channels. Mesa Associates is seeking a Mid-Level Mechanical Engineer to support the design, analysis, procurement, construction,... 
    Work at office
    3 days per week

    Mesa Associates, Inc.

    Chattanooga, TN
    12 days ago
  • $118.02k - $180.31k

     ...meet the electric demands. This is expanding work in the Mechanical Analysis Engineering group. You will work on major systems, equipment and plant...  ...licensing basis system and component evaluations for nuclear power uprate projects. This position will offer you the... 
    Hourly pay
    Local area
    Remote work
    Worldwide
    Flexible hours
    3 days per week

    Sargent & Lundy

    Chattanooga, TN
    4 days ago
  •  ...Job Description Job Description We are currently hiring a Senior Mechanical Engineer in our Building Engineering division at our Chattanooga, TN office. The Building Engineering Division at LaBella provides complete building engineering services including mechanical... 
    Senior
    Temporary work
    Currently hiring
    Work at office
    Local area
    Flexible hours

    LaBella Associates

    Chattanooga, TN
    8 days ago
  • $143k - $149k

     ...Requisition ID: 178965 Job Level: Senior Level Home District/Group: Kiewit Power Engineering Department: Design...  ...Our combined staff of more than 1,300 engineers and design professionals...  ...structural, civil, piping, mechanical, process, process safety, electrical... 
    Senior
    Full time
    Work at office
    Immediate start
    Remote work
    Weekend work

    Kiewit Corporation

    Chattanooga, TN
    1 day ago
  •  ...Senior Electrical Engineer - Power Generation Together, we own our company, our future, and our shared success. As an employee-owned company, our...  ..., please contact the Employee Relations Department at +1-(***) ***-**** or via our accommodations request form. Black... 
    Senior
    Work experience placement
    Work at office
    Relocation
    Flexible hours

    Black & Veatch

    Chattanooga, TN
    2 days ago
  •  ...Senior Instrumentation & Control Engineer - Power Generation Location: Overland Park, KS, US Houston, TX, US Atlanta, GA, US Chattanooga, TN, US Jacksonville...  ...compensation; 401K match and benefits that start day 1. Our hybrid environment allows you to balance your work... 
    Senior
    Full time
    Part time
    Work experience placement
    Work at office
    Relocation
    Visa sponsorship
    Flexible hours

    Black & Veatch

    Chattanooga, TN
    4 days ago
  • $75k - $100k

    RFA Engineering ( [ is an engineering service provider dedicated to delivering our clients with timely engineering support and expertise...  ...and additional opportunities within our own organization. Mechanical Design Engineer - Hydraulics We are seeking a Mechanical... 
    Full time
    Temporary work
    Work at office
    Flexible hours

    RFA Engineering

    Chattanooga, TN
    2 days ago
  • $106.8k - $194.8k

     ...help to build a better working world. WAF Operations Solution Engineer PRACTICE DESCRIPTION: As a WAF Operations Solution Engineer...  ...during any part of the application process,  please call 1-800-EY-HELP3, select Option 2 for candidate related inquiries, then... 
    Senior
    Summer holiday
    Flexible hours

    EY

    Chattanooga, TN
    2 days ago
  •  ...TITLE : Senior System Validation Engineer DUTIES: Validating complex embedded software interactions spanning propulsion, ADAS/AD, body, infotainment...  ..., application developers, systems engineers, and Tier 1 suppliers to resolve integration issues and ensure software... 
    Senior
    Full time
    Immediate start

    Stellantis

    Chattanooga, TN
    13 hours ago
  • $80k - $120k

     ...Pass Through Tax Senior – Top Ranked Atlanta Firm by Accounting Today! Location: Chattanooga, TN Salary: $80,000 – $120,000 per year About...  ...people mean more to us than anything else. We have been ranked #1 in several Accounting categories over the last ten years with a... 
    Senior
    Flexible hours

    Jobot

    Chattanooga, TN
    1 day ago
  • $77.89k - $119k

     ...Senior 3D Substation Physical Designer As a Senior 3D Substation Physical Designer, you will be working in a project team environment with engineers preparing a high and or extra high voltage substation design package with minimum guidance. Produce a 3D Model that would... 
    Senior
    Hourly pay
    Work at office
    Local area
    Flexible hours
    3 days per week

    Grid Group

    Chattanooga, TN
    13 hours ago
  •  ...development, master planning, architecture, engineering, and construction firm that safely...  ...you will be responsible for overseeing the mechanical, electrical, plumbing (MEP), and associated...  ...2024 ENR Midwest – Midwest Contractor (#1). 2024 ENR Top 100 Design-Build Firms –... 
    Contract work
    For contractors
    For subcontractor
    Work at office
    Flexible hours

    Clayco

    Chattanooga, TN
    13 hours ago
  •  ...Job Description Job Description GIG South / Generation Industrial & Government The Senior Electrical Power Engineer candidate should have experience within the utility or power generation or renewable energy industry and be capable of leading teams for both small... 
    Senior
    Work experience placement
    Remote work
    Relocation

    Mesa Associates, Inc.

    Chattanooga, TN
    11 days ago
  •  ...Mechanical Engineer I Sherman + Reilly, Inc. is a Chattanooga-based manufacturer of tools and equipment for the electric utility industry, serving utility companies, cooperatives, and line contractors around the world. As part of the Quanta Services family of companies... 
    For contractors
    Internship

    Sherman + Reilly

    Chattanooga, TN
    3 days ago
  •  ...Mechanical Engineer Lincoln Electric is a high-performance industrial machinery and technology leader who helps customers manufacture and maintain vital equipment and infrastructure. Lincoln Electric's innovative solutions enable higher quality and productivity across... 
    Full time
    Part time
    Work at office
    Local area

    Lincoln Electric Holdings

    Chattanooga, TN
    1 day ago
  • $91.48k

     ...unmatched experience for both our clients and our team. As a global engineering and construction firm, we partner with clients worldwide to...  ...tomorrow's demands. We're looking for a skilled Mechanical Engineer with expertise in HVAC and plumbing systems. This role... 
    Work experience placement
    H1b
    Work at office
    Local area
    Remote work
    Work from home
    Worldwide

    CDM Smith

    Chattanooga, TN
    13 hours ago
  •  ...Mechanical Engineer III Join the team behind industry-leading utility equipment Sherman + Reilly is seeking an experienced and driven Mechanical Engineer III to join our Engineering team in Chattanooga, Tennessee. In this role, you will help design, develop, customize... 
    Work at office

    Sherman + Reilly

    Chattanooga, TN
    4 days ago
  • $89.01k - $108.79k

     ...the Workforce Benefits market. We are actively seeking a talented Senior Business Analyst to join our Workforce Benefits Division in Omaha...  ...business processes that are designed with the goal of a $1 Billion business in mind, supporting the ability to scale and evolve... 
    Senior
    Remote work

    Pacific Life

    Chattanooga, TN
    2 days ago
  •  ...Description Job Description GIG Nuclear / Generation Industrial and...  .../minority-owned full-service engineering, procurement, and project...  ...Design Firms since 2012. With over 1,000 associates, we are big...  ...control schemes. Act as the senior PE of record where required, reviewing... 
    Senior
    Work at office
    Work from home

    Mesa Associates, Inc.

    Chattanooga, TN
    4 days ago
  • $90k - $180k

     ...Structural Design or Civil Structural Project Engineer. We are seeking talented Civil Structural...  ...your experience to our mid-level and senior roles, or step into a principal engineer...  ...What divisions could you work for? Nuclear Services Group (NSG) ENERCON Federal... 
    Senior
    Full time
    Temporary work
    Part time
    Remote work

    Enercon

    Chattanooga, TN
    3 days ago
  • $55k - $65k

     ...related Strong foundation in Excel (Pivot tales, VLOOKUP, etc.) 1-3+ years within general accounting Nice to have : Experience in...  ...to grow within their career, and possess a go-getter mentality. Seniority level Seniority level Associate Employment type Employment type... 
    Senior
    16 hours
    Permanent employment
    Full time

    Insight Global

    Chattanooga, TN
    13 hours ago
  • $102.5k - $187.9k

     ...ability to translate business needs into scalable solutions. As a Senior in Technology Business Analysis, you will be instrumental in...  ...during any part of the application process,  please call 1-800-EY-HELP3, select Option 2 for candidate related inquiries, then... 
    Senior
    Summer holiday
    Flexible hours

    EY

    Chattanooga, TN
    13 hours ago
  •  ...Job Description Job Description Entry Level Mechanical Design Engineer to detail part drawings using CAD and advance to mechanical machine / equipment...  ...End Bonus ~ Engineer's compensation for overtime paid 1 1/2 base rate Company Description Automation IG is a... 
    All shifts
    Day shift

    Automation IG

    Chattanooga, TN
    19 days ago
  •  ...Job Description Job Description Mechanical Design Engineer to perform conceptual and detailed mechanical design of weld fixtures, gages, tooling...  ...End Bonus ~ Engineer's compensation for overtime paid 1 1/2 base rate Company Description Automation IG is a... 
    All shifts
    Day shift

    Automation IG

    Chattanooga, TN
    19 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Senior Mechanical Engineer 1 - Nuclear. Be the first to apply!