Hypersonic Structures Engineer - Fast, High-Impact + Equity

Next Matter; Torrance (CA); On-site; USD 100,000 - 150,000; Full time

Benefits offered by this job

Equity

Paid time off

Holidays

Health benefits

Parental leave

Fitness stipend

EV charging

Catered meals

Job summary

Castelion is seeking a Structural Analysis Engineer in Torrance, CA to shape hypersonic defense hardware. You will perform structural analyses, drive design iterations, and validate models with test data to help deliver flight-ready systems.

Ideal candidates hold a Bachelor’s in aerospace or mechanical engineering, with strong FEA skills (Abaqus/NASTRAN) and Python or MATLAB scripting. Master’s degree is a plus and security-clearance readiness may be required.

Qualifications

• Bachelor's degree in Aerospace or Mechanical Engineering or related field.
• Strong understanding of structural analysis, dynamics, and materials.
• Experience with FEA tools (Abaqus/NASTRAN) and scriptable workflows.

Responsibilities

• Perform structural analysis of aerospace components and assemblies under static, dynamic, thermal, and fatigue loading.
• Use hand calculations and finite element models to support rapid design iteration.
• Collaborate with design engineers to influence geometry, materials and load paths early in design.
• Correlate analysis with test data and support structural testing and qualification efforts.
• Exemplify technical excellence and be accountable for your work.
• Communicate technical content efficiently to partner teams.

Skills

Structural analysis

Finite element analysis

Aerospace materials

Python

MATLAB

Education

Bachelor's degree in Aerospace or Mechanical Engineering

Master's degree preferred

Tools

Abaqus

NASTRAN

Job description

Castelion is seeking a Structural Analysis Engineer in Torrance, CA to shape hypersonic defense hardware. You will perform structural analyses, drive design iterations, and validate models with test data to help deliver flight-ready systems.

Ideal candidates hold a Bachelor’s in aerospace or mechanical engineering, with strong FEA skills (Abaqus/NASTRAN) and Python or MATLAB scripting. Master’s degree is a plus and security-clearance readiness may be required.