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

Responsibilities

This role will offer a hybrid work arrangement from our future Knoxville office. The expectation will be to spend three days a week in the office, giving you the flexibility to work remotely for two days.

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

Technology & Innovation

Sargent & Lundy values the appropriate use of technology to improve how work gets done and deliver high-quality outcomes for our clients. Depending on the role, employees may use data, automation, artificial intelligence, and other digital tools to support research, analysis, engineering and design activities, workflow improvement, or other aspects of their work. We value candidates who demonstrate an interest in learning and effectively using emerging technologies where relevant to their role. Employees remain accountable for their work and are expected to apply appropriate professional judgment and review when using technology-assisted tools. Experience with AI, automation, programming, or similar technologies is valued where relevant but is not required unless specifically identified elsewhere in the job description.

About Sargent & Lundy

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

$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.

Software Powered by ICIMS

CityKnoxville

StateTN

CountryUnited States

Area of InterestMechanical Engineering

TypeFull Time - Regular

Job ID2026-26795

Business GroupNuclear Power Group

DepartmentMechanical Engineering

Vacancy posted 1 day ago
Similar jobs that could be interesting for youBased on the Senior Mechanical Engineer 1 - Nuclear in Knoxville, TN vacancy
  • $150k - $180k

     ...recruiting for an experienced, Civil/Geotechnical Engineer based in Knoxville, TN. This direct hire role will be aligned with the growing nuclear project demand emanating from Oak Ridge...  .... Experience working within an NQA-1 quality program is required.Experience serving... 
    Senior
    Full time
    Contract work
    For contractors
    Casual work
    Work at office
    Local area
    Relocation package

    Johnson Service Group

    Knoxville, TN
    1 day ago
  •  ...Senior Mechanical Engineer GIG - General / Generation, Industrial & Govt Disclaimer: Be cautious and only respond to emails from our "mesainc...  ...EC&M's Top 40 Electrical Design Firms since 2012. With over 1,000 associates, we are big enough to perform, but small enough... 
    Senior
    Shift work

    Mesa Brand

    Knoxville, TN
    3 days ago
  •  ...Responsibilities: Lead the design and development of complex mechanical and electromechanical systems for new product development...  .... Make independent technical recommendations and drive engineering decisions with minimal oversight. Develop innovative mechanisms... 
    Senior
    Relocation package
    Flexible hours

    Uster

    Knoxville, TN
    4 days ago
  •  ...For: Barge Design Solutions is seeking an experienced Senior Mechanical Engineer to join our Facilities Engineering Solution Center in either...  ...career engineers and EITs a plus Familiarity with ASME B31.1 and B31.3 a plus Why join us? Barge Design... 
    Senior
    For contractors
    Live out
    Work at office

    Barge Design Solutions, Inc.

    Knoxville, TN
    18 hours ago
  • $165.61k - $253.02k

     ...Hybrid Nuclear Power Engineering Role This role will offer a hybrid work arrangement from our future Knoxville office. The expectation will be to spend three days a week in the office, giving you the flexibility to work remotely for two days. Nuclear Power is a carbon... 
    Senior
    Hourly pay
    Contract work
    Work at office
    Local area
    Remote work
    Worldwide
    Flexible hours
    3 days per week

    Nuclear Power Group

    Knoxville, TN
    18 hours ago
  •  ...Senior Mechanical Engineer Kanadevia Inova (KVI) is a global market leader in energy from waste (EfW) and renewable gas. KVI acts as an engineering, procurement and construction contractor and project developer, delivering complete turnkey plants and system solutions... 
    Senior
    For contractors
    Work at office

    Kanadevia Inova

    Knoxville, TN
    1 day ago
  • $118.02k - $180.31k

     ...work remotely for two days. This is a Project Lead Structural Engineer position that offers a variety of interesting and challenging...  ...in the design and analysis of industrial / heavy commercial or nuclear facility structures Proficiency with structural analysis software... 
    Hourly pay
    Work at office
    Local area
    Remote work
    Worldwide
    Flexible hours
    3 days per week

    Sargent & Lundy

    Knoxville, TN
    5 days ago
  •  ...Project Engineer or Geologist - Nuclear Requisition Number: 2026-2690-02 S&ME is seeking an experienced engineer or geologist with an interest...  ...and clients to adhere to our Nuclear Quality Assurance (NQA-1) program while supporting the continued growth of the... 
    Full time
    For contractors
    For subcontractor

    S&ME

    Knoxville, TN
    4 days ago
  •  ...woman/minority-owned full-service engineering, procurement, and project management...  ...Design Firms since 2012. With over 1,000 associates, we are big enough...  ...Associates is seeking a Principal Mechanical Engineer to serve as the senior advisor for our Piping & Pressure Systems... 

    Mesa Accosiates

    Knoxville, TN
    18 hours ago
  •  .../minority-owned full-service engineering, procurement, and project management...  ...and delivery services. Our Nuclear Services Division specializes...  ...Firms since 2012. With over 1,000 associates, we are big...  .... Strong knowledge of mechanical design codes (ASME, ANSI, API... 
    Work at office

    Mesa Brand

    Knoxville, TN
    3 days ago
  •  ...an experienced Residential HVAC Installer / Installation Crew Member to join our team. We are looking for someone with at least 1 year of hands-on residential HVAC installation experience , including experience with residential change-outs and equipment set-... 
    Full time

    Gent Heating & Cooling

    Knoxville, TN
    21 days ago
  •  ...Search Returning Applicant? Login Now Mechanical Engineer II Job Code: 2026-P2S-053...  ...Knoxville Division: Engineering - 1.4.4 Duration: Direct Hire...  ...security, facilities and infrastructure, nuclear defense and nonproliferation, and environmental... 
    Hourly pay
    Work at office

    Pro2Serve

    Knoxville, TN
    3 days ago
  •  .../minority-owned full-service engineering, procurement, and project management...  ...Firms since 2012. With over 1,000 associates, we are big...  ...Mesa Associates is seeking a Mechanical Engineer to join our team,...  ...bench depth alongside our Senior Mechanical Engineer. This is... 
    Work at office

    Mesa Accosiates

    Knoxville, TN
    5 days ago
  • $106.9k - $154.7k

     ...We serve the Infrastructure; Nuclear, Security & Environmental; Energy...  ...estimates for a project's mechanical aspects. You will lead design...  ...applies standardmechanical engineering methods, techniques, procedures...  ...Engineering within one (1) year of hire date. Total... 
    16 hours
    Part time
    For contractors
    Work experience placement
    Local area
    Remote work
    Relocation

    Bechtel Global Corporation

    Knoxville, TN
    3 days ago
  •  ...Search Returning Applicant? Login Now Mechanical Engineer I Job Code: 2026-P2S-052...  ...Knoxville Division: Engineering - 1.4.4 Duration: Direct Hire...  ...security, facilities and infrastructure, nuclear defense and nonproliferation, and environmental... 
    Hourly pay
    Work at office

    Pro2Serve

    Knoxville, TN
    5 days ago
  •  ...Services Inc. has upcoming opportunity for Mechanical Engineer III-Piping (Direct Hire) positions at...  ...security, facilities and infrastructure, nuclear defense and nonproliferation, and...  ...IPC and NFPA + Familiarity with ASME B31.1, B31.3 and B31.9 plus ASME Section VIII... 
    Hourly pay
    Work at office

    Pro2Serve

    Knoxville, TN
    6 days ago
  •  ...solutions. We deliver engineered solutions that enhance...  ...highly skilled and licensed Mechanical Engineer with expertise...  ...and open dialogue with senior managers and make an...  ...Section VIII, Division 1 & 2. Familiarity with...  ...regulated industry (e.g., nuclear, oil & gas, chemical... 
    Temporary work
    H1b
    Work at office
    Local area
    Immediate start
    Worldwide

    Thermon

    Knoxville, TN
    6 days ago
  • $80.6k - $267.8k

     ...Senior QA Automation Engineer CGI is looking for a Senior QA Automation Engineer to help drive quality across our data platforms and cloud-based...  ...potential because… You are invited to be an owner from day 1 as we work together to bring our Dream to life. That's why... 
    Senior
    Work at office
    Local area
    Shift work

    LED FastStart

    Knoxville, TN
    5 days ago
  •  ...We serve the Infrastructure; Nuclear, Security & Environmental; Energy...  ...Overview: The Knoxville Engineering Office is the engineering hub...  ...Job Summary: This senior-level position will allow you...  ...bachelor's degree in Electrical, Mechanical, Chemical or other related... 
    Senior
    Part time
    Work experience placement
    Work at office
    Local area
    Remote work
    Relocation

    Bechtel Global Corporation

    Knoxville, TN
    5 days ago
  •  ...professional career? The Christman Company is looking for a Senior Mechanical Estimator to lead estimating and planning efforts for the region...  ...Supervise, check work, and mentor Estimators and Estimating Engineers.Develops and oversees conceptual estimates for assigned... 
    Senior
    Full time
    For contractors
    For subcontractor
    Work visa

    The Christman Company

    Knoxville, TN
    8 hours ago
  •  ...solutions at the forefront of nuclear technology. You will work...  ...Bachelor’s degree in an engineering discipline  • 5+ years of mechanical design and machine shop...  ...level: ~ Mid-senior ~ Education level: ~...  ...assistance: ~ No ~ Number of positions: ~1... 
    Full time
    Relocation package

    Mercor1

    Knoxville, TN
    3 days ago
  •  ...Senior Electrical Power Engineer 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 Brand

    Knoxville, TN
    2 days ago
  • $65 - $70 per hour

    DescriptionKforce has a client seeking for a The Senior Project Manager responsible for driving 1 extra-large projects or 2-3 medium-to-large enterprise level cross-functional projects in Knoxville, TN.Summary:This role will be accountable for the end-to-end delivery of... 
    Senior
    Work at office

    KForce

    Knoxville, TN
    4 days ago
  •  ...Job Objective The Tax Senior CPA provides accurate tax preparation and advisory services while building strong client relationships. With 1 to 4 years of experience, this role focuses on developing technical skills, applying sound judgment, and supporting the firm's mission... 
    Senior
    Local area

    Addicks CPA Firm LLP

    Knoxville, TN
    3 days ago
  • Reference: PR/605230_1786452159We're partnering with a leading metals manufacturer to identify a Mechanical Engineer to support maintenance and operations within a large-scale ingot production facility.Key Responsibilities:Troubleshoot mechanical equipment and process issues... 

    DSJ Global

    Knoxville, TN
    4 days ago
  •  ...Process Engineering Manager Responsible for establishing, maintaining and optimizing process engineering operations within a technical ceramic manufacturing facility. This role serves as the primary owner for transitioning new processes from R&D into full-scale manufacturing... 
    Senior
    For contractors

    GCB Services LLC

    Knoxville, TN
    2 days ago
  •  ...Senior Power Systems Engineer EnerNex is seeking an experienced Senior Power Systems Engineer to support and lead complex power system studies and consulting engagements for utilities, system operators, developers, and regulators. This role is intended for an experienced... 
    Senior
    Work at office
    Remote work

    EnerNex

    Knoxville, TN
    4 days ago
  •  ...curiosity, creativity, and a collaborative spirit—someone who wants to do great work with great people.About the RoleAs a Senior Electrical Engineer, you will:Assists in business development by reviewing RFPs, participating in client interviews, networking with clients,... 
    Senior
    Full time
    For contractors
    Flexible hours

    Gresham, Smith and Partners

    Knoxville, TN
    2 days ago
  •  ...Manufacturing Engineer Beehive Industries is dedicated to Powering American Defense by revolutionizing the design, development, and...  ...You Have... Education ~ Bachelor's degree in Mechanical Engineering, Manufacturing Engineering, Aerospace Engineering,... 
    Senior
    Temporary work
    Work experience placement

    Beehive Industries

    Knoxville, TN
    1 day ago
  •  ...commercializing energy technologies. If you are searching for the best new ideas and share our vision, join us as a " Mechanical Design Engineer ". This is what you need to know: Location: Knoxville, TN Salary: Highly Competitive Plus Benefits Contract... 
    Permanent employment
    Full time
    Contract work

    Type One Energy

    Knoxville, TN
    3 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!