CAE Simulation Engineer (LS-DYNA)

Catalyx Space, Inc.; Ahmedabad District; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

Catalyx Space, Inc. is seeking a skilled CAE Simulation Engineer with hands-on LS-DYNA experience.

You will develop simulation models, perform structural analyses, and support design through virtual validation to enable reliable space experiments and demonstrations. Ideal candidates will have strong FEA fundamentals, proficiency in CAD modeling with SolidWorks, and the ability to select appropriate contact definitions and solution methods for diverse scenarios.

Qualifications

• Hands-on LS-DYNA experience essential.
• Strong grasp of LS-DYNA contact definitions and types.
• CAD models creation/modification in SolidWorks for simulations.
• Experience with implicit and explicit analyses.
• Knowledge of beam and cable element modeling.
• Ability to apply Dynamic Relaxation for preload conditions.

Responsibilities

• Develop and execute finite element models using LS-DYNA.
• Create/modify CAD models in SolidWorks for simulation.
• Generate high-quality meshes for explicit/implicit analyses.
• Define and implement appropriate contact algorithms.
• Select suitable contact types for various scenarios.
• Run simulations with implicit and explicit solvers and choose appropriate method.
• Model structures with beam and cable elements where needed.
• Apply Dynamic Relaxation to establish preload before transient analyses.
• Validate preload conditions and ensure stable progression to main analysis.
• Interpret results and provide design recommendations.
• Collaborate with design teams to optimize performance and manufacturability.
• Prepare simulation reports detailing methodologies and findings.

Skills

LS-DYNA

FEA fundamentals

Explicit analysis

Implicit analysis

Preload simulation

Beam elements

Cable elements

Contact definitions

Mesh quality

Dynamic Relaxation

Problem solving

Communication

Education

Bachelor's or Master's in Mechanical Engineering

Tools

SolidWorks

LS-DYNA

Job description

We're building AWS for space, providing space experiments and technology demonstrations across LEO, deep space, and lunar orbit.

Our offerings include unmanned labs, testbeds for both dedicated and rideshare missions, and re-entry capsules for payload retrieval.

We simplify access to space with affordable pricing, end-to-end solutions, no minimum mass limits, zero integration fees, and quick deployment (6 months or less).

We serve biopharma, semiconductors, materials science, defence, and more.

Job Description

Catalyx Space is seeking a skilled CAE Simulation Engineer with hands-on experience in LS-DYNA. The ideal candidate should have a strong understanding of finite element analysis (FEA), contact definitions, implicit and explicit analysis methodologies, and preload simulation techniques. The role involves developing simulation models, performing structural analyses, and supporting design through virtual validation.Responsibilities:

• Develop and execute finite element models using LS-DYNA.
  
• Create and modify CAD models in SolidWorks for simulation purposes.
  
• Generate high-quality meshes suitable for explicit and implicit analyses.
  
• Define and implement appropriate contact algorithms based on simulation requirements.
  
• Select and apply suitable contact types (e.g., automatic, tied, surface-to-surface, node-to-surface, eroding contacts) for different engineering scenarios.
  
• Perform simulations using both implicit and explicit solvers and determine the appropriate solution methodology based on the problem type.
  
• Model and analyze structures using beam and cable elements where applicable.
  
• Apply Dynamic Relaxation (DR) methods to establish preload or pre-stressed conditions prior to transient or nonlinear analyses.
  
• Validate preload conditions and ensure stable transition from the preload phase to the primary simulation.
  
• Interpret simulation results and provide engineering recommendations for design improvements.
  
• Collaborate with design and engineering teams to optimize product performance and manufacturability.
  
• Prepare simulation reports and document analysis methodologies and findings.
  

Qualifications:

• Bachelor's or Master's degree in Mechanical Engineering or a related field.
  
• Hands-on experience with LS-DYNA.
  
• Strong understanding of:
  
• LS-DYNA contact definitions and their applications.
  
• Various contact types and selection criteria.
  
• Beam and cable element modeling.
  
• Explicit and implicit analysis methodologies, including when each approach is appropriate.
  
• Meshing techniques and mesh quality requirements in LS-DYNA.
  
• Dynamic Relaxation (DR) methods for applying preload and achieving stable initial equilibrium conditions.
  
• Good understanding of FEA fundamentals.
  
• Strong analytical and problem-solving skills.
  
• Ability to communicate technical findings effectively.
  

Preferred Skills:

• Experience with nonlinear structural simulations.
  
• Knowledge of dynamic impact, crash, transient, and quasi-static analyses.
  
• Familiarity with boundary condition setup, and preload simulation workflows in LS-DYNA.
  
• Experience in design optimization and validation workflows.