Senior Mechanical Engineer

Design Hire LLC

. Support the design and structural analysis of reactor vessel internals for an advanced nuclear energy project .

Posted 11/12/2026full-timeRemote • United StatesSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in finite element analysis and structural modeling using ANSYS, with a strong focus on high-temperature material behavior and compliance with ASME Boiler and Pressure Vessel Code. Capable of conducting detailed engineering analyses and collaborating effectively with multidisciplinary teams to support reactor vessel design and evaluation.

Highest-signal resume keywords

Finite Element Analysis Using ANSYSStructural Mechanics and Stress AnalysisASME Boiler and Pressure Vessel Code ComplianceHigh-Temperature Material Behavior EvaluationTechnical Report Preparation

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Finite Element AnalysisStructural ModelingANSYS MechanicalThermal-Mechanical Stress AnalysisCreep and Fatigue EvaluationData Extraction and Post-ProcessingEngineering CalculationsStress, Strain, and Deformation AnalysisHigh-Temperature Structural Integrity AssessmentComplex Mechanical Assemblies Analysis

Soft Skills

Analytical SkillsProblem-SolvingCommunication SkillsCollaborationIndependent Execution

Industry Keywords

Nuclear EngineeringReactor Vessel InternalsPressure VesselsHigh-Temperature EquipmentMechanical Systems

About the role

Key responsibilities & impact

Support the design and structural analysis of reactor vessel internals for an advanced nuclear energy project
Develop, execute, and refine detailed ANSYS finite element models to evaluate mechanical components and reactor vessel internals under various loading conditions
Perform linear and nonlinear structural evaluations, including stress, strain, deformation, thermal loading, and high-temperature material behavior
Evaluate creep, fatigue, and creep-fatigue interactions as applicable
Post-process large volumes of FEA results, extract critical engineering data, identify concerns, and interpret findings to support design decisions
Support structural evaluations in accordance with applicable ASME Boiler and Pressure Vessel Code requirements, particularly Section III, Division 5
Prepare engineering calculations, analysis reports, technical summaries, and supporting documentation
Collaborate with mechanical engineers, structural engineers, designers, and other technical disciplines to evaluate designs and resolve engineering challenges
Support design development through fabrication and construction

Requirements

What you’ll need

Bachelor’s degree in Mechanical Engineering, Structural Engineering, Nuclear Engineering, or a closely related engineering discipline preferred
Demonstrated experience performing finite element analysis and structural modeling using ANSYS, including model development, meshing, boundary conditions, loading, solver execution, and results interpretation
Strong understanding of structural mechanics, stress analysis, material behavior, and engineering design principles
Experience post-processing large analytical datasets, evaluating complex simulation results, and preparing technical reports
Experience with or familiarity with ASME Section III, Division 5, particularly high-temperature structural design and analysis
Knowledge of high-temperature material behavior, including creep, fatigue, and creep-fatigue interaction
Experience with nuclear engineering, reactor components, pressure vessels, high-temperature equipment, or other highly engineered mechanical systems preferred
Strong analytical, problem-solving, and communication skills, with the ability to independently execute engineering analyses and collaborate with multidisciplinary teams
Experience with ANSYS Mechanical, including nonlinear finite element analysis
Thermal-mechanical stress analysis and temperature-dependent material properties
High-temperature structural integrity and component life assessment
ASME Boiler and Pressure Vessel Code, Section III, Division 5
Creep deformation, fatigue life, and creep-fatigue damage evaluations
Advanced data extraction, automation, and post-processing of large simulation datasets
Structural analysis of reactor vessel internals, pressure-retaining components, or complex mechanical assemblies
Engineering analysis supporting detailed design, fabrication, and construction
If hired, a Form I-9 Employment Eligibility Verification must be completed at the start of employment
Temporary work authorization or the need for sponsorship may disqualify you from employment

Benefits

Comp & perks

Immediate engineering need with project funding extending through the design and build phases of the reactor vessel internals
Equal Employment Opportunity / Affirmative Action employer