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Salary
$109k – $131k per year
Location
Hybrid (United States)
Seniority
Middle · 5+ years exp

Confirmed on the employer's own hiring board on Nov 9, 2026. First seen by Alion on Sep 17, 2026. NuScale Power scores A on the Alion truth index.

Overview
Company
Impact
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NuScale Power is a US nuclear technology company based in Corvallis, Oregon, that develops and markets small modular reactors built around its NuScale Power Module, the first SMR design to receive US Nuclear Regulatory Commission design approval. Founded in 2007 on research from Oregon State University, it is listed on the New York Stock Exchange and has offices in Oregon, Rockville, Maryland and Houston, Texas. It hires mechanical, nuclear fuels, radiological, simulator and R&D engineers, licensing and quality assurance specialists, project managers and finance staff, often with remote options.

NOTE: FOR THOSE LIVING WITHIN A 30-MILE RADIUS OF A CURRENT NUSCALE OFFICE LOCATION, AN ONSITE PRESENCE OF 4 DAYS PER WEEK WILL BE REQUIRED. OTHERWISE, IF GREATER THAN A 30-MILE RADIUS, BUT WITHIN THE CONTIGUOUS UNITES STATES, THIS POSITION MAY BE AVAILABLE FOR REMOTE WORK WITH TRAVEL AS REQUIRED FOR BUSINESS NEEDS.

POSITION SUMMARY: The Nuclear Steam Supply System (NSSS) Appurtenance team designs ASME BPVC Section III components, appurtenances, and other mechanical and/or electrical interface components critical to the NuScale Power Module (NPM). Reporting to the Manager, NSSS Appurtenance Design, the Mechanical/Electrical Engineer 3 prepares, checks, and reviews reports, specifications, drawings, calculations, Scopes of Work, and other design and ASME Code related deliverables. The role partners closely with multi-discipline teams to resolve complex design challenges, proposes innovative solutions using independent judgment, and plans and executes work aligned to project scope. The engineer supports proof-of-concept and qualification testing and collaborates with Licensing on domestic and international regulatory efforts to develop and maintain licensing scope.

ESSENTIAL DUTIES AND RESPONSIBILITIES:

  • Develop drawings, specifications, reports, calculations, and scopes of work necessary to design NSSS mechanical components including valves, Control rod drive mechanisms, pressurizer heaters, electrical penetration assemblies, instrument penetration assemblies, and Passive Autocatalytic Recombiner (PAR).
  • Possesses a working knowledge of NSSS Systems and Components and its practical application and has detailed knowledge of applicable industry codes, standards and regulations.
  • Work closely with System engineers and interfacing component design engineers to establish mechanical electrical and process interface requirements for NSSS mechanical components
  • Work closely with contract managers and project managers to provide technical oversight of Vendor scopes including review of proposals, deliverables and support of meetings and key witness points.
  • Supports test program sponsors in proof-of-concept and component qualification testing.
  • Collaborates with NuScale Licensing in support of domestic and international regulatory efforts.
  • Interacts with co-workers and other disciplines to promote effective coordination of design activities and resolution of technical problems. Individuals should be interested in acquiring general knowledge of principles and practices of related fields in order to function on multi-disciplinary teams.
  • Acquires, maintains and develops training qualifications.
  • Possesses strong written and oral communication skills.
  • Performs other duties as assigned.

CORE COMPETENCIES: To perform the job successfully, the individual should demonstrate competencies in performing the essential functions of this position by performing satisfactorily in each of these competencies.

  • Problem solving: Identifies and resolves problems in a timely manner, gathers and reviews information appropriately. Uses own judgment and acts independently; seeks input from other team members as appropriate for complex or sensitive situations.
  • Oral/written communication: Listens carefully and speaks clearly and professionally in all situations. Edits work for accuracy and clarity, is able to create, read and interpret complex written information. Ability to develop strong interpersonal networks within the organization.
  • Planning/organizing: Prioritizes and plans work activities, organizes personal and project timelines and deadlines, tracks project timelines and deadlines, and uses time efficiently.
  • Adaptability: Adapts to changes in the work environment, manages competing demands and is able to deal with frequent interruptions, changes, delays, or unexpected events.
  • Dependability: Consistently on time and at work, responds to management expectations and solicits feedback to improve performance.
  • Team Building: Capable of developing strong interpersonal networks and trust within the organization.
  • Safety Culture: Adheres to the NuScale Safety culture and is expected to model safe behavior and influence peers to meet high standards.
  • Quality Assurance: Commits to the understanding and implementation of quality assurance regulations, standards, and guidelines of 10 CFR 50 Appendix B, 10 CFR 21, and NQA-1.

MINIMUM SKILLS, QUALIFICATIONS AND ABILITIES:

  • Education: A minimum of a B.S. degree in Engineering, preferably in Mechanical or Electrical Engineering, from a four year ABET accredited college or university is required. A PE license in Mechanical Engineering is desirable, but not required.
  • Experience: Minimum of 5 years of full-time, relevant professional experience is required. Candidates must have good communication, computer, presentation and interpersonal skills with a high degree of attention to detail. Must have solid technical writing skills, exceptional organizational skills and the ability to manage projects with multiple work phases. Specific experience in the following areas is highly desired:
    • Possess a working knowledge of ASME Codes and Standards and 10CFR 50
    • Possess knowledge or experience with IEEE 323, 344, 317, 383, 384, and 741
    • Nuclear Utility or plant design experience and knowledge
    • NSSS Component Design, Inspection & Testing particularly in electrical interface components such as Electrical Penetration Assemblies, Instrument Seal Assemblies, Pressurizer Heater Bundles, etc
    • Resolving complex & multidisciplinary design issues
  • Industry Requirements: Eligible to work under Department of Energy 10 CFR Part 810.

PHYSICAL DEMANDS: The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

  • Ability to understand and communicate clearly using a phone, personal interaction, and computers.
  • Ability to learn new job functions and comprehend and understand new concepts quickly and apply them accurately in a rapidly evolving environment.
  • The employee frequently is required; to sit and stand; walk; bend, use hands to operate office equipment; and reach with hands and arms.
  • Ability to travel nationally and locally using common forms of transportation.

Disclaimer: Employee(s) must perform the essential duties and responsibilities with or without reasonable accommodation efficiently and accurately without causing significant safety threat to self or others. The above statements are intended to describe the general nature and level of work being performed by employee(s) assigned to this classification. They are not intended to be construed as an exhaustive list of all responsibilities, duties and/or skills required of all employees in this classification.

NuScale Power, LLC is an equal opportunity employer and does not discriminate against otherwise qualified applicants on the basis of race, color, creed, religion, ancestry, age, sex, marital status, national origin, disability or handicap, or veteran status.

Pay and Benefits:

The target pay range for this position is $108,908 - $131,441 annually. The full pay range is $97,642 - $152,722 annually.

At NuScale, compensation decisions are determined using factors such as relevant job-related skills, full-time working experience, education and training, equity within the department.

For information on employee benefits, please visit our Careers Overview page: Employee Benefits | NuScale Power

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