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

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.

  • BS or MS in Mechanical or Chemical Engineering from an ABET accredited program with academic coursework in thermodynamics, fluid mechanics, and heat transfers 
  • A 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
  • 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 4 days ago
Similar jobs that could be interesting for youBased on the Senior Mechanical Engineer 1 - Nuclear in United States vacancy
  • $84.76k - $129.5k

     ...Senior Level Mechanical Engineering PositionThis will be a full-time (5 days/week) on-site position at TRISO-X Fuel Fabrication Facility in Oak Ridge...  ..., design, and licensing requirements of mechanical and nuclear systems and components for nuclear power plants.You will... 
    Senior
    Hourly pay
    Full time
    Local area
    Worldwide

    Sargent & Lundy

    Oak Ridge, TN
    5 days ago
  • $84.76k - $129.5k

     ...Nuclear Power Plant Systems Design Engineer You will be involved in nuclear power plant systems design, including preparation or review of:...  ...packages for operating nuclear power plants Functional mechanical drawings and/or drawings for nuclear power plant systems... 
    Senior
    Hourly pay
    Work at office
    Local area
    Remote work
    Worldwide
    Flexible hours

    Nuclear Power Group

    United States
    3 days ago
  • $119.5k - $222.5k

     ...DescriptionThis position will serve as the Nuclear Island Area Lead for the HVAC design...  ...competence. Performs complex to difficult engineering assignments, evaluates, selects, and applies...  ...engineering work under an ASME NQA-1 quality program• Familiarity with nuclear... 
    Senior

    Fluor

    Houston, TX
    2 days ago
  • DescriptionThe Senior Mechanical Engineer will lead mechanical design project teams to create world class designs for new projects, alterations and redevelopments on a variety of projects including power, process, corporate, healthcare, pipeline, airports, institutional... 
    Senior
    For contractors
    Work at office

    Burns & McDonnell

    Chicago, IL
    4 days ago
  • $86.1k - $120k

    Section 1 Steam, Senior Mechanical Design EngineerWe have a rewarding opportunity for a Section 1 Steam, Senior Mechanical Engineer to join our Farris team in Brecksville, OH!As our Senior Mechanical Design Engineer, you will design and analyze moderately complex mechanical... 
    Senior
    Full time

    Curtiss-Wright

    Brecksville, OH
    4 days ago
  • $100.02k - $152.81k

     ...Description You will be involved in nuclear power plant systems design, including preparation...  ...nuclear power plants Functional mechanical drawings and/or drawings for nuclear power plant systems Engineering analyses and evaluations to support modifications... 
    Senior
    Hourly pay
    Work at office
    Local area
    Remote work
    Worldwide
    Flexible hours

    Sargent & Lundy

    United States
    12 hours ago
  •  ...Job Description Job Description GIG Nuclear / Generation Industrial & Government Disclaimer : Be cautious and only...  ...through 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
    a month ago
  • $106.5k - $127.8k

     ...Job Description Job Description Senior Mechanical Systems Engineer – Nuclear OperationsWestinghouse Electric Company | Rock Hill, SC Imagine starting your day reviewing overnight plant data, prioritizing design and analysis tasks, and collaborating with a cross... 
    Senior
    Night shift
    Day shift

    Westinghouse Electric - USA

    Cranberry Township, PA
    15 days ago
  • $85.2k - $106.5k

     ...Description Shape the future of nuclear inspection Step into a senior role on our Inspection Technology...  ...life You start by sketching a new mechanism for a multi-axis scanner, capture...  ...What you'll do Own project engineering activities to meet customer commitments... 
    Senior
    Remote work
    2 days per week
    3 days per week

    Westinghouse Electric - USA

    Ruffs Dale, PA
    6 days ago
  • The Applied Structural Mechanical Analysis team is part of the global...  ...operating department of Global Engineering Services within the Flowserve...  ...III and VIII Divisions 1, 2 and 3 code requirementsPlan...  ...specifically rotating equipment.Nuclear Industry experience.... 
    Full time
    Work at office

    Flowserve

    Raleigh, NC
    3 days ago
  •  ...McDonnell’s Power Global Practice is seeking to hire experienced mechanical engineers to our Nuclear team focusing on both operating Nuclear Power Plants and...  ...degree in Mechanical Engineering may be substituted for 1 year experience.3 years of mechanical engineering... 
    Contract work
    Work at office

    Burns & McDonnell

    Chicago, IL
    10 hours ago
  • $126.42k - $230.33k

     ...infrastructure and our expertise in engineering, procurement, consulting and...  ...will have the opportunity to: Design mechanical systems supporting new nuclear power plant designs or modifications...  ...Employee Relations Department at +1-(***) ***-**** or via our accommodations... 
    Full time
    Part time
    Work experience placement
    Work at office
    Local area
    Relocation
    Visa sponsorship
    Flexible hours

    Black & Veatch

    Overland Park, KS
    10 hours ago
  •  ...infrastructure and our expertise in engineering, procurement, consulting and construction...  ...our team executing the design of mechanical systems, supporting Nuclear Power Generation. In this role, you...  ...is practicing.Minimum of 1 year related work experience. All applicants... 
    Full time
    Part time
    Work experience placement
    Work at office
    Relocation
    Visa sponsorship
    Flexible hours

    Black & Veatch

    Overland Park, KS
    10 hours ago
  •  ...wide variety of engagements for Private Companies, Fortune 1,000 Enterprises, and Government Agencies of all sizes. Our...  ...ProSidian Consulting: Job DescriptionProSidian Seeks a DOE - NNSA Senior Engineer - Nuclear Engineering Subject Matter Expertise and Analytical Support... 
    Senior
    Full time
    Temporary work
    For contractors
    Work at office
    Remote work
    Flexible hours

    Prosidian Consultng

    Washington DC
    4 days ago
  •  ...sustainable infrastructure and our expertise in engineering, procurement, consulting and construction...  ...will function in the capacity of a senior-level engineer. #LIAM-1The Opportunity...  ...contact the Employee Relations Department at +1-(***) ***-**** or via our accommodations... 
    Senior
    Full time
    Part time
    Work experience placement
    Relocation
    Overseas
    Visa sponsorship
    Flexible hours

    Black & Veatch

    Atlanta, GA
    3 days ago
  •  ...assignments and may oversee a team of several engineers.May lead a team of several engineers to...  ...resident.Minimum three (3) years on Nuclear Power projects as Lead Engineer for EPC company...  ...III designUnderstanding of ASME NQA-1 standards for nuclear quality assurance... 
    Senior
    Permanent employment
    Contract work
    For contractors
    Local area

    Fluor

    Houston, TX
    3 days ago
  • $119.5k - $222.5k

     ...multiple areas of Process Technology or Mechanical Systems Engineering design.The role leads other engineers...  ...teams of engineers with a focus on Nuclear Power Plants, both conventional reactor...  ...Section III designUnderstanding of ASME NQA-1 standards for nuclear quality... 
    Senior
    Contract work
    For contractors
    Local area

    Fluor

    Houston, TX
    2 days ago
  • $115k - $167.5k

     ...Wisconsin / Downers Grove, IllinoisFacilities Engineering - Mechanical /Full Time (40) /HybridTKDA is a 100%...  ..., and design firm seeking a Senior Professional Mechanical Engineer to join...  ..., including but not limited to H‑1B, F‑1 OPT/CPT, TN, or other work authorization... 
    Senior
    Full time
    H1b
    Visa sponsorship
    Work visa
    Monday to Friday
    Night shift

    TKDA

    Downers Grove, IL
    4 days ago
  •  ...in the power sector includes thermal, nuclear, waterpower, renewable, hybrid, transmission...  ...currently seeking a highly motivated Senior Mechanical Engineer – Nuclear to join our team in the...  ...nuclear quality management system (ASME NQA‑1). •    Sound knowledge of codes and... 
    Temporary work
    Local area
    Flexible hours

    Hatch

    Pittsburgh, PA
    a month ago
  •  ...Description Job Description GIG Nuclear / Generation Industrial &...  .../minority-owned full-service engineering, procurement, and project...  ...Firms since 2012. With over 1,000 associates, we are big enough...  ...of Science degree in Mechanical or Nuclear Engineering from an... 
    Work at office
    Work from home

    Mesa Associates, Inc.

    Chattanooga, TN
    more than 2 months ago
  •  ...and competitive pay and benefits.Civil Nuclear Engineer III or Senior Civil Nuclear Engineer - McGuire...  ...of engineering experience.Minimum of 1 year of nuclear experience.Sr Nuclear...  ...Professional Engineer.Strong background in Mechanics of MaterialsExperience performing Finite... 
    Senior
    Full time
    Work at office
    Visa sponsorship
    Relocation package
    Night shift

    Duke Energy

    Huntersville, NC
    3 days ago
  • $90k - $115k

    If you are an Engineering Professional looking for an opportunity to gain...  ...pressure relief valves for nuclear power plants as well as...  ...quality are paramount and as the mechanical engineer you will work on a variety...  ...those with OPT or CPT) , H-1, H-2, L-1, B, J or TN, or... 
    Full time
    Temporary work
    Local area
    Flexible hours

    Emerson

    Mansfield, MA
    more than 2 months ago
  • $125k - $210k

     ...Job Description Job Description HiFye is hiring multiple Mechanical Engineers (Nuclear Facilities Engineer Level 3 OR 4) Nuclear Facilities...  ...Professional Engineer (PE) license Experience working under NQA-1 or similar quality programs If you are interested,... 
    Relocation

    HiFyve

    Los Alamos, NM
    22 days ago
  • $128.55k - $271.18k

     ...infrastructure and our expertise in engineering, procurement, consulting and...  ...to use.The OpportunityAs Senior Electrical Engineer, you will...  ...change packages for operating nuclear plant facilities, and deliver...  ...Employee Relations Department at +1-(***) ***-**** or via our... 
    Senior
    Part time
    Work experience placement
    Work at office
    Local area
    Relocation
    Visa sponsorship
    Flexible hours

    Black & Veatch

    Overland Park, KS
    4 days ago
  • $58.4k - $73k

     ...Job Description Job Description Mechanical Engineer I – Nuclear Fatigue & Integrity Analysis Imagine starting your week collaborating with experts...  ...be working toward a professional engineering license. ~1+ years of experience with: Ansys Workbench / APDL, MATLAB,... 
    Work at office
    Flexible hours
    2 days per week

    Westinghouse Electric - USA

    Cranberry Township, PA
    1 day ago
  • $81.2k - $101.5k

     ...continuous improvement through the use of sound engineering theory and technology to improve running...  ...Bachelor’s Degree in Engineering (e.q. Mechanical, Electrical) or related equivalent...  ...implementing projects and/or countermeasures ~1-2 day trips approximately 3 times per... 
    Senior
    Full time
    Temporary work
    Work experience placement
    H1b
    Work at office
    Overseas
    Visa sponsorship
    Work visa
    Relocation package

    Honda Dev. and Mfg. of Am.,LLC

    Tallapoosa, GA
    a month ago
  • $119.5k - $222.5k

     ...projects or performs complex to difficult engineering assignments, evaluates, selects, and...  ...performing structural analysis and design for nuclear facilities, including AISC N690 and ACI 3...  ...III design • Understanding of ASME NQA-1 standards for nuclear quality assurance... 
    Senior
    For contractors
    Local area
    Remote work

    Fluor

    Houston, TX
    1 day ago
  • $81.2k - $101.5k

     ...cutting tool budget Lead/coordinate daily engineering support troubleshooting tooling problems...  ...~ Bachelors Degree in Engineering (e.q. Mechanical, Electrical).   Minimum Experience:...  ...projects and/or countermeasures ~1-2 day trips approximately 3 times per year... 
    Senior
    Full time
    Temporary work
    Work experience placement
    H1b
    Work at office
    Overseas
    Work visa
    Relocation package

    Honda Dev. and Mfg. of Am.,LLC

    Russells Point, OH
    8 days ago
  •  ...Sr. HVAC EngineerCRB's over 1,100 expert professionals drive innovative, life-changing and life-saving solutions for manufacturers...  ...such as food scarcity and global health.Job DescriptionThe Mechanical Engineer focuses on the design and engineering of HVAC and mechanical... 
    Senior
    For subcontractor

    CRB

    Rockville, MD
    5 days ago
  • $86.8k - $165.2k

     ...~ 1001 Boston Post Rd ~ BLDG 1; US-MA-TEWKSBURY-TB1 ~ 50 Apple...  ...of experience and renowned engineering expertise to meet the needs...  ...aerospace and defense.The Radar Mechanical Design Department specializes...  ....We’re currently seeking a Senior Mechanical Engineer with expertise... 
    Senior
    Temporary work
    Work experience placement
    Work at office
    Remote work
    Relocation package
    Flexible hours

    Raytheon

    Tewksbury, MA
    5 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!