Holtec International

Senior Piping Engineer

Holtec International  •  Onsite  •  3 hours ago
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Job Description

The Senior Piping Engineer will lead the analysis, design, and structural integrity assessment of nuclear piping systems and reactor components for advanced reactors including SMRs. This role combines deep technical expertise in piping stress analysis, fracture mechanics, and regulatory compliance with strong leadership in multidisciplinary project execution.

Location: Almondsbury (Bristol Area), UK – Relocation Assistance Available!

Primary Responsibilities:

  • Lead nuclear piping design and stress analysis for ASME Section III Class 1, 2, and 3 systems
  • Perform advanced fracture mechanics, fatigue, SCC crack growth, and fitness-for-service evaluations
  • Develop and implement methodologies such as Leak-Before-Break (LBB) and High Energy Line Break (HELB)
  • Conduct piping stress analysis using industry tools (AutoPIPE, ANSYS, ABAQUS, PIPESTRESS)
  • Analyze pipe supports per ASME NF and coordinate with support design teams
  • Develop and review engineering deliverables including stress reports, calculations, and line lists
  • Interface with Smart3D/SmartPlant models to resolve layout and flexibility issues
  • Ensure compliance with nuclear codes and standards (ASME BPVC III/XI, B31.1, B31.3, API-579, BS7910)
  • Provide technical leadership in probabilistic fracture mechanics and risk-informed methodologies
  • Support fabrication, construction, and field issue resolution
  • Review vendor and supplier documentation for compliance
  • Lead R&D programs and participate in benchmarking and regulatory initiatives
  • Develop proposals, schedules, and project budgets
  • Mentor engineers and lead multidisciplinary teams

Requirements:

  • Bachelor’s degree in Mechanical, Structural, or Nuclear Engineering (MSE/PhD strongly preferred)
  • 15+ years of experience in nuclear piping analysis and component integrity
  • Extensive experience with ASME Section III Class 1, 2, 3 piping analysis
  • Expertise in fracture mechanics and structural integrity assessment
  • Experience with piping tools such as AutoPIPE and Smart3D environments
  • Knowledge of pipe support design and integration
  • Familiarity with nuclear regulatory requirements (US NRC, CSA, REGDOC)
  • Strong leadership, communication, and collaboration skills

Preferred Qualifications:

  • Professional Engineer (P.Eng. or PE) license
  • Experience with BWR, CANDU, or SMR reactor systems
  • Experience with probabilistic tools such as xLPR or PRAISE
  • Experience using GT STRUDL, PV Elite, or similar tools
  • Advanced research background and publication record
  • Experience contributing to codes, standards, or industry working groups
  • Teaching, mentoring, or academic collaboration experience
  • Eligibility to work under 10 CFR Part 810

A Generation Ahead by Design™

Investing in people who power the future.

We believe great work deserves great rewards. Our benefits go beyond the basics, reflecting our commitment to supporting your whole self…your health, your future, and your career growth. This includes:

Benefits:

  • Private health insurance for physical and mental health, 24/7 GP access, dental/optical cashback and travel insurance for you and your family
  • 25 days annual leave plus bank holidays, with Christmas shutdown
  • Hybrid work opportunities available where business needs and role requirements allow
  • Education assistance to support continued professional growth, reimbursement of professional membership fees
  • Employer matched pension contributions, life insurance, enhanced maternity/paternity benefits

If you’re driven to solve meaningful challenges and make a lasting impact, we invite you to build your career at Holtec—a generation ahead by design™.

Holtec International

About Holtec International

Holtec International is a global turnkey supplier of equipment and services for the Nuclear, Solar, Geothermal, and Fossil Power Generation sectors of the energy and petrochemical industry. As a fully integrated supplier, Holtec possesses in-house capabilities to design, engineer, analyze, construct, license, and deploy the technologies offered by the company; this includes technologies to manage used nuclear fuel and waste discharged from nuclear reactors and wet and dry (air cooled) heat transfer equipment for commercial power plants. Holtec is also developing a Small Modular Reactor (SMR), which will provide for modular, distributed, carbon-free, base-load energy.

Holtec International’s industrial activities are principally focused on six continents: North America, South America, Europe, Asia, Africa and Australia. Britain, Spain, Switzerland, Belgium, China, Ukraine, Canada, Mexico, the United States and Brazil are among the countries where Holtec International has provided significant goods and services. The domestic market in the United States, however, has been the catalyst for Holtec’s technical innovations in its fields of endeavor, which the company has successfully parlayed into business successes in overseas markets. Over 70% of Holtec’s output is consumed by the domestic power industry; the balance is destined for foreign markets. Holtec’s corporate moorings are firmly and deeply anchored in the power industry: Over 150 power generation stations in the U.S., including over 80 commercial nuclear power plants, have been Holtec customers over the past two decades.

Holtec International has a long and excellent reputation for honesty and integrity in business dealings. This reputation is a priceless asset which must be safeguarded continually by all Holtec employees. To succeed, Holttec must have the trust and confidence of its customers, subcontractors, suppliers, fellow associates and the public. Maintaining an unwavering commitment to the highest standards of business ethics and conduct is crucial to Holtec’s future.

Industry
Architecture & Engineering
Company Size
1,001-5,000 employees
Headquarters
Jupiter, Florida
Year Founded
1986
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