holtec

The Probabilistic Safety Analysis (PSA) Engineer I will support the development and application of Probabilistic Safety Assessment (PSA) methodologies for Holtec International's SMR-300 advanced nuclear reactor program. Working within a multidisciplinary engineering team, this role will contribute to risk-informed design, safety analysis, licensing...

Holtec is seeking a Senior Nuclear Radiation Shielding Engineer in Madrid, Spain, to lead shielding design, source term development, and dose assessment for SMR-300 licensing.The role requires hands-on analysis, model benchmarking, and collaboration with internal teams and the NRC, with mentorship for junior engineers.The ideal candidate has extensive...

Holtec is seeking a Mechanical Engineer II – Nuclear Systems in Madrid, Spain, to analyze and design mechanical components and reactor internals for advanced reactors including SMRs.The role focuses on stress analysis, fracture mechanics, fatigue life, and regulatory compliance within multidisciplinary projects.The candidate will use ANSYS, LS-DYNA, and...

Holtec International, through its SMR LLC subsidiary, seeks a Piping Engineer in Madrid, Spain, to analyze and design nuclear piping systems for the SMR-300.You will perform stress analyses (ASME III NC/ND), coordinate with supports, and produce deliverables including reports and drawings.The role requires 5 years in piping analysis in regulated industries,...

The Piping Engineer at Holtec International, through its subsidiary SMR LLC, supports the analysis and design of nuclear piping systems for the SMR-300, an advanced small modular reactor developed to deliver safe, secure, and reliable clean energy. This role focuses on ASME Section III Class 1, 2, and 3 piping design and works closely with multidisciplinary...

Holtec International in Madrid is seeking a Senior Piping Engineer to coordinate the development and delivery of complete piping systems for SMR projects. You will integrate activities from P&ID development through design, stress and support engineering, materials selection, welding, procurement, and construction collaboration. The role requires a strong...

The Probabilistic Safety Analysis (PSA) Engineer I will support the development and application of Probabilistic Safety Assessment (PSA) methodologies for Holtec International's SMR-300 advanced nuclear reactor program. Working within a multidisciplinary engineering team, this role will contribute to risk-informed design, safety analysis, licensing...

Holtec International in Madrid seeks a Senior Electrical Engineer to lead cable routing and raceway design for electrical power, I&C and communications systems on the SMR-300 project. Proficiency in SP3D is required to support design through construction. You will coordinate with civil/structural and other disciplines, review routing deliverables, and...

Holtec International is seeking a Senior Piping Engineer in Madrid to lead piping system design from P&IDs to installation, coordinating across system engineering, design development, stress analysis, and procurement. You will guide material selection, vendor interactions, and interface management with construction teams. The ideal candidate has 10+ years in...

Holtec International in Madrid, Spain seeks a Senior Piping Engineer to lead the analysis, design, and integrity assessment of nuclear piping systems for advanced reactors, including SMRs. You will drive stress analysis, fracture mechanics, LBB/HELB methodologies, and interface with Smart3D for layout issues. Requirements include 15+ years in nuclear piping...

Holtec International in Madrid, Spain, seeks a Senior Civil Structural Designer to develop 3D models and 2D drawings for SMR-300 structures, coordinating with engineers and fabrication teams to ensure constructability and regulatory compliance. You will work with AutoCAD, Tekla, Revit and other design tools to detail foundations, steel framing, and modular...

Holtec International, through its SMR LLC subsidiary, seeks a Piping Engineer in Madrid, Spain, to analyze and design nuclear piping systems for the SMR-300. You will perform stress analyses (ASME III NC/ND), coordinate with supports, and produce deliverables including reports and drawings. The role requires 5 years in piping analysis in regulated...

Holtec International in Madrid, Spain, is seeking a Senior Pipe Stress Engineer to lead nuclear piping design and stress analysis for ASME Section III systems, coordinating with design, materials, welding, procurement, and construction. The role requires 15+ years in nuclear piping, experience with AutoPIPE, Smart3D, PV Elite, and GT STRUDL, plus familiarity...

Holtec International in Madrid is seeking a Senior Piping Engineer to coordinate the development and delivery of complete piping systems for SMR projects. You will integrate activities from P&ID development through design, stress and support engineering, materials selection, welding, procurement, and construction collaboration. The role requires a strong...

The Probabilistic Safety Analysis (PSA) Engineer I will support the development and application of Probabilistic Safety Assessment (PSA) methodologies for Holtec International's SMR-300 advanced nuclear reactor program. Working within a multidisciplinary engineering team, this role will contribute to risk-informed design, safety analysis, licensing...

Holtec International in Madrid, Spain, is seeking a Senior Pipe Stress Engineer to lead nuclear piping design and stress analysis for ASME Section III systems, coordinating with design, materials, welding, procurement, and construction. The role requires 15+ years in nuclear piping, experience with AutoPIPE, Smart3D, PV Elite, and GT STRUDL, plus...

The Piping Engineer at Holtec International, through its subsidiary SMR LLC, supports the analysis and design of nuclear piping systems for the SMR-300, an advanced small modular reactor developed to deliver safe, secure, and reliable clean energy. This role focuses on ASME Section III Class 1, 2, and 3 piping design and works closely with...

Holtec is seeking a Mechanical Engineer II – Nuclear Systems in Madrid, Spain, to analyze and design mechanical components and reactor internals for advanced reactors including SMRs. The role focuses on stress analysis, fracture mechanics, fatigue life, and regulatory compliance within multidisciplinary projects. The candidate will use ANSYS, LS-DYNA, and...

The Probabilistic Safety Analysis (PSA) Engineer I will support the development and application of Probabilistic Safety Assessment (PSA) methodologies for Holtec International's SMR-300 advanced nuclear reactor program. Working within a multidisciplinary engineering team, this role will contribute to risk-informed design, safety analysis, licensing...

Holtec in Madrid seeks a Senior Piping Engineer to lead analysis, design, and integrity assessments for nuclear piping systems in advanced reactors.You will apply expertise in stress analysis, fracture mechanics, and regulatory compliance while guiding multidisciplinary teams.The role emphasizes leadership, collaboration, and timely delivery of technical...