Senior Mechanical Engineer 2 - Nuclear
$100.02k - $152.81kNuclear Power Group
Nuclear Power Plant Systems Design
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 & 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
$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.
$100.02k - $152.81k
...Nuclear Power Plant Systems DesignYou will be involved in nuclear power plant systems... ...operating nuclear power plantsFunctional mechanical drawings and/or drawings for nuclear... ...you will have the opportunity to:Develop engineering cost estimates for small to mid-sized client...SeniorHourly payWork at officeLocal areaWorldwide$84.76k - $129.5k
...Fermi Nuclear Generating Station PositionThe expectation will be for... ...project team environment with other engineers and designers involved in the... ...control systems at the Fermi 2 power plant. You will be a... ...power plantsFunctional mechanical drawings and/or drawings for nuclear...SeniorHourly payWork at officeLocal areaRemote workWorldwide3 days per week- Constellation is seeking mid- to senior-level engineers to perform advanced technical/engineering work in support of nuclear plant operations. The role involves leading programs, applying... ...hold a Bachelor's in Engineering with 2-5 years of nuclear experience, and must...Senior
- Constellation in Braceville, IL, is seeking engineering professionals at the Mid-level (E02) or Senior (E03) level to support advanced technical problem solving in nuclear plant operations. You will serve as... ...’s degree in engineering with 2+ years (Mid-level) or 5+ years (...SeniorTemporary work
- 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...SeniorFor contractorsWork at office
- Raytheon Technologies is seeking a Sr Mechanical Engineer for the Patriot PAC-2 Canister role. The position is remote with travel to supplier sites, requiring collaboration across engineering disciplines and suppliers to develop and test canister assemblies. You will lead...SeniorRemote job
$116.62k - $179.89k
A leading engineering firm in Phoenix, Arizona, is seeking a Senior Engineer to enhance power output in the nuclear industry. Responsibilities include consulting on power uprates, client interfacing, and mentoring junior staff. Candidates should have a BSME, 10+ years in...Senior- An engineering firm in Chicago is seeking a Mechanical Analysis Engineer to lead evaluations and consulting work for nuclear power uprate projects. The ideal candidate has a BSME, 7+ years in the nuclear industry, and excellent skills in thermodynamics and technical writing...SeniorWork at officeRemote work
- General Matter in Los Angeles is seeking a Mechanical Engineer to contribute to executing a state-of-the-art enrichment facility. You will design and analyze mechanical systems, ensuring compliance with safety and performance standards. This role offers the chance to work...Senior
- Sargent & Lundy's Nuclear Power Group seeks an experienced mechanical engineer to lead power uprate projects, interface with clients, and develop engineering proposals. You will review calculations, supervise junior staff, and ensure scope alignment through client site...SeniorWork at office3 days per week
- ...Lundy, based in Pennsylvania, is looking for an experienced engineer to design nuclear power plant systems and lead engineering projects. This... ...energy. A minimum of 12 years of experience and a degree in Mechanical or Chemical Engineering are required. Competitive salary...SeniorWork at officeRemote work
- Akima Infrastructure Services (AIS), an Akima company, seeks a Senior Mechanical Engineer to design and procure specialty equipment for DOE projects at Y-12 in Oak Ridge, TN and Pantex in Amarillo, TX. Responsibilities include building design packages, drafting equipment...Senior
- Constellation in Clinton, Illinois seeks an experienced engineer to support nuclear plant operations. This mid- to senior-level role requires strong technical depth, problem solving and the ability to lead analyses and work with cross-functional teams. Qualifications include...Senior
- Boston Government Services (BGS) seeks a Specialty Mechanical Engineer to support the Y12 National Security Complex in Oak Ridge, Tennessee. The role focuses on creating design and procurement documents for glovebox systems, furnaces, and high vacuum equipment, with emphasis...Senior
- Zap Energy in Everett, Washington, is seeking a Mechanical Engineer to support the Zap Micro Reactor program. The role involves leading a product... ...experience in engineering complex systems, particularly in nuclear applications. Successful candidates will show strong...Senior
$82.38k - $125.86k
...remotely for two days. You will be involved in nuclear power plant systems design, including... ...for operating nuclear power plants Functional mechanical drawings and/or drawings for nuclear power plant systems Engineering analyses and evaluations to support modifications...SeniorHourly payWork at officeLocal areaRemote workWorldwideFlexible hours3 days per week$92.7k - $154k
A leading energy provider in Illinois seeks an Engineering professional to perform advanced technical problem-solving in nuclear plant operations. The position offers competitive salaries ranging from $92,700 to $154,000 per year, based on experience. Ideal candidates will...Senior- Syenta is seeking a Senior Advanced Packaging Design Engineer to lead physical layout and floor planning for 2.5D/3D interposers and high-density RDLs. You will drive die-to-package and package-to-board co-design, collaborating with ASIC, SI, and PI teams to ensure robust...Senior
- General Matter is seeking a Mechanical Engineer to drive a state-of-the-art enrichment facility from concept through commissioning. You will design, analyze, and ensure mechanical designs meet safety and regulatory requirements, collaborating with multi-disciplinary teams...Senior
- Huntington Ingalls Industries, Newport News Shipbuilding division seeks a senior structural engineer with naval nuclear background to develop and analyze structural specifications for large naval ships. The role involves research, project leadership and collaboration with...Senior
- Constellation is seeking an experienced Engineer (Mid-level or Senior) to perform advanced engineering analysis in support of nuclear plant operations. The role acts as a technical expert, guiding decisions and ensuring adherence to industry codes and regulations. Responsibilities...Senior
$84.76k - $129.5k
...your knowledge of thermodynamics, heat transfer, fluid mechanics, and experience in power plant engineering You will be preparing or reviewing calculations,... ...including the design, modification, and analysis of nuclear power plant mechanical systems Interface with...SeniorHourly payFull timeLocal areaRemote workWorldwideFlexible hours3 days per week- ...world-class team where seasoned engineers and ambitious emerging talent... ...the Role We are seeking a Senior Advanced Packaging Design Engineer... ...innovation, designing complex 2.5D and 3D organic substrate... ...: Coordinate with thermal and mechanical engineering teams to mitigate...SeniorFlexible hours
- 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 timeWork at office
$95.84k - $147.87k
...you the flexibility to work remotely for two days. This is a senior engineering position that offers a variety of interesting and... ...structural engineering team on engineering projects for new nuclear facilities and upgrades and modifications to nuclear power plants...SeniorHourly payWork at officeLocal areaRemote workWorldwideFlexible hours3 days per week$100k - $150k
...Senior Engineer, Mechanical (Nuclear)Come Build Your Career at Aecon! Aecon delivers some of the most complex and impactful infrastructure projects — from transformative transportation networks to critical energy, industrial and nuclear programs. The projects we build...Senior- ...ProSidian Consulting: Job DescriptionProSidian Seeks a DOE - NNSA Senior Engineer - Nuclear Engineering Subject Matter Expertise and Analytical Support... ...Prosidian Global Competencies [1 - Personal Effectiveness | 2 - Continuous Learning | 3 - Leadership | 4 - Client Service...SeniorFull timeTemporary workFor contractorsWork at officeRemote workFlexible hours
$81.2k - $101.5k
...etc.) With these drawings, facilitate the prototype generation, engineering estimates, supplier negotiations, factory assembly... ...or equivalent in related field. Minimum Experience : ~2+ years engineering experience preferably in Power Products or Powersports...SeniorFull timeTemporary workFor contractorsWork experience placementWork at officeOverseasRelocation package- Curtiss-Wright Round Rock is seeking a Senior Mechanical Engineer to lead the design and development of mechanical components and systems for nuclear-qualified applications. The role includes prototyping, testing, ASME Code calculations, and ensuring CDG and regulatory...Senior
- System One is seeking a highly experienced Nuclear Engineer V - Mechanical to support major commercial nuclear plant projects in Ohio. This role is ideal for a senior mechanical engineer with deep PWR/BWR plant knowledge, strong design modification experience, and a proven...Senior
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Mechanical Engineer 2 - Nuclear. Be the first to apply!
- nuclear engineer United States
- nuclear criticality safety engineer United States
- entry level nuclear engineer United States
- nuclear licensing engineer United States
- senior human resources associate United States
- senior network engineer remote United States
- senior education consultant United States
- senior benefits manager United States
- senior app developer United States
- senior personal assistant United States



