Senior Structural Dynamics Engineer - Seismic & Reactor

Actalent; Phoenix (AZ); Remote; USD 135,000 - 225,000; Full time

Job summary

Actalent is seeking a Structural Analysis Engineer to advance advanced reactor system designs through dynamic structural analysis and rigorous evaluation under seismic and transient loads. The role emphasizes high-level calculations, documentation, and cross-disciplinary collaboration with engineering teams.

The candidate will leverage ANSYS and other tools to optimize structural performance, ensure regulatory compliance, and support design reviews in a fully remote capacity.

Qualifications

• Minimum 20 years of engineering experience in structural analysis.
• At least 10 years performing dynamic structural analysis for complex systems.
• Experience with seismic analysis: modal, response spectrum, transient methods.
• PE license preferred; familiarity with PRV sizing and industry codes.

Responsibilities

• Perform dynamic structural analyses (seismic, modal, response spectrum, transient).
• Assess interference and fit-up for complex assemblies.
• Size and specify Pressure Relief Valves per codes and standards.
• Develop calculations, reports, and supporting documentation.
• Collaborate with multidisciplinary teams on reactor system design and verification.
• Use ANSYS and similar tools to evaluate structural behavior and inform design.
• Ensure compliance with standards, codes, and regulatory requirements.
• Present methods and results in design reviews.

Skills

Seismic analysis

Dynamic analysis

ANSYS

Engineering standards

Technical reporting

Cross-disciplinary collaboration

PRV sizing

Communication of concepts

Education

Bachelor's degree in Mechanical/Civil/Structural Engineering

Tools

ANSYS

COMSOL

Job description

Actalent is seeking a Structural Analysis Engineer to advance advanced reactor system designs through dynamic structural analysis and rigorous evaluation under seismic and transient loads. The role emphasizes high-level calculations, documentation, and cross-disciplinary collaboration with engineering teams.

The candidate will leverage ANSYS and other tools to optimize structural performance, ensure regulatory compliance, and support design reviews in a fully remote capacity.