{"id":1139832,"url":"https://alion.io/job/nuscalepower-mechanical-engineer-3-nsss-system-design","title":"Mechanical Engineer 3 (NSSS System Design)","company":{"id":711584,"name":"Nuscalepower","domain":"nuscalepower.com","url":"https://alion.io/company/nuscalepower-2","size_band":null,"is_staffing_agency":false,"is_intermediary":false,"ats_vendor":"Jobvite","truth_index":null},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"middle","employment_type":null,"work_mode":"hybrid","remote_scope":null,"hiring_geo_confidence":"structured","locations":[],"countries":[],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":108908,"max":131441,"currency":"USD","period":"year","gross":null,"usd_annual":131441},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[],"status":"live","first_seen_at":"2026-09-23T10:24:10Z","employer_posted_date":"2026-09-23","last_verified_at":"2026-09-23T13:57:09Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"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.\nMUST HAVE ISI EXPEIRENCE.\nPOSITION SUMMARY: The NSSS Mechanical Systems Engineering organization is focused on the NuScale Power Module System Design including nuclear steam supply system (NSSS) component design inspection and testing in accordance with nuclear industry codes, standards and regulatory requirements. Reporting to the Manager, NSSS System Design, the person in this role works in close collaboration with multiple disciplines in development of fluid systems and components within the NuScale Power Plant NSSS to support advancement of the design. Apply technical knowledge in reviewing and evaluating various plant systems to ensure design, performance, inspection and testing requirements are defined. Support preparation, and review of engineering reports, specifications, drawings, calculations, and other design and testing documents. Support a multi-discipline team on very complex tasks in multiple and diverse areas. Collaborate with project engineers on scope and project requirements. Plans, organizes, and performs complex assignments in support of developing licensing scope.\nESSENTIAL DUTIES AND RESPONSIBILITIES:\nPossesses a working knowledge of NSSS Nuclear Power Plant Designs (e.g., PWR/BWR) and has detailed knowledge of applicable industry codes, standards and regulations.\nGenerate technical requirements for NSSS systems, structures and components.\nPerform and check engineering evaluations in accordance with NuScale company procedures, by applying sound engineering judgement.\nSupport the preparation and review of engineering specifications, drawings, reports and other documentation that communicate the design and technical aspects of systems, structures and components associated with the nuclear steam supply system.\nInteracts 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.\nSupport development and implementation of effective processes for system design specifications.\nPossess strong written and oral communication skills.\nPerforms other duties as assigned.\nCORE 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.\nProblem 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. \nOral/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.\nPlanning/organizing: Prioritizes and plans work activities, organizes personal and project timelines and deadlines, tracks project timelines and deadlines, and uses time efficiently. \nAdaptability: Adapts to changes in the work environment, manages competing demands and is able to deal with frequent interruptions, changes, delays, or unexpected events.\nDependability: Consistently on time and at work, responds to management expectations and solicits feedback to improve performance.\nTeam Building: Capable of developing strong interpersonal networks and trust within the organization.\nSafety Culture: Adheres to the NuScale Safety culture and is expected to model safe behavior and influence peers to meet high standards.\nQuality Assurance: Commits to the understanding and implementation of quality assurance regulations, standards and guidelines of 10 CFR 50 Appendix B, 10 CFR 21, and ASME NQA-1.\nMINIMUM SKILLS, QUALIFICATIONS AND ABILITIES:\n Education: A minimum of a B.S. degree in Engineering, preferably Nuclear, Mechanical, or Chemical Engineering, from a four year ABET accredited college or university is required. An Engineer in Training (EIT) Certification or PE license in Mechanical is desirable, but not required.\nExperience: 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\nNuclear Utility or plant experience and knowledge\nNSSS System/Component Design, Inspection & Testing\nResolving complex & multidisciplinary design issues\n\nIndustry Requirements: Eligible to work under Department of Energy 10 CFR Part 810.\nPHYSICAL 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.\nAbility to understand and communicate clearly using a phone, personal interaction, and computers.\nAbility to learn new job functions and comprehend and understand new concepts quickly and apply them accurately in a rapidly evolving environment.\nThe employee frequently is required; to sit and stand; walk; bend, use hands to operate office equipment; and reach with hands and arms. \nAbility to travel nationally and locally using common forms of transportation. \nDisclaimer: 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.\nNuScale 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.\nPay and Benefits:\nThe target pay range for this position is $108,908 - $131,441 annually. The full pay range is $97,642 - $152,722 annually. \nAt NuScale, compensation decisions are determined using factors such as relevant job-related skills, full-time working experience, education and training, equity within the department.\nFor information on employee benefits, please visit our Careers Overview page: Employee Benefits | NuScale Power","description_format":"text","description_chars":7229,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":true},"security_clearance":false,"languages":[]},"benefits":["Equity"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Energy & Utilities","Nuclear Energy","Nuclear Engineering"],"lifecycle":[{"event":"open","at":"2026-09-23T10:24:10Z"}],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":0,"expected_fill_days":6,"reasons":["conf:15","win:early"],"computed_at":"2026-09-24T05:45:00Z"},"pay":{"stated_usd_annual":131441,"is_top_pay":true},"html_url":"https://alion.io/job/nuscalepower-mechanical-engineer-3-nsss-system-design","json_url":"https://alion.io/job/nuscalepower-mechanical-engineer-3-nsss-system-design.json","meta":{"generated_at":"2026-09-24T12:49:53Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers"}}