Senior Propulsion Stress Analyst — Structural Lead

Firefly Aerospace, Inc.; Cedar Park (TX); On-site; USD 110,000 - 160,000; Full time

Benefits offered by this job

Health, dental, vision plans

Relocation benefits

Educational reimbursement

Paid parental leave

Job summary

Firefly Aerospace, Inc. is seeking a Lead Stress Analyst for Propulsion & Fluid Systems in the Mechanical Engineering department.

You will provide technical leadership for the structural analysis of propulsion and fluid-system hardware, owning the integrity from design through qualification across multiple product lines. This role requires defining analysis methods, directing high-risk analyses, mentoring other analysts, and partnering with design, materials, manufacturing, and test teams to

Qualifications

• Bachelor’s in Aerospace or Mechanical Engineering.
• 5+ years in structural/stress analysis for aerospace hardware.
• Proficient with Ansys and/or Nastran; model validation.
• Experience with fatigue, fracture mechanics, damage tolerance.
• Thermal/thermo-mechanical stress analysis experience.
• Experience with pressurized components such as lines and ducts.

Responsibilities

• Lead stress analysis of propulsion and fluid-system hardware.
• Perform static, thermal, dynamic, and durability analyses.
• Use finite element tools (Ansys/Nastran) and validate models against tests.
• Define analysis methods and material allowables for propulsion systems.
• Generate interface loads and boundary conditions for sizing.
• Develop test requirements for qualification campaigns and correlate with test data.
• Collaborate with design, materials, manufacturing, and test engineers.
• Produce clear, well-documented analysis reports and mentor others.

Skills

Finite element analysis

Structural analysis

Fatigue & fracture

Thermal / thermo-mechanical

Pressure components analysis

Education

B.S. in Aerospace or Mechanical Engineering

M.S. or PhD preferred

Tools

Ansys

Nastran

Job description

Firefly Aerospace, Inc. is seeking a Lead Stress Analyst for Propulsion & Fluid Systems in the Mechanical Engineering department.

You will provide technical leadership for the structural analysis of propulsion and fluid-system hardware, owning the integrity from design through qualification across multiple product lines. This role requires defining analysis methods, directing high-risk analyses, mentoring other analysts, and partnering with design, materials, manufacturing, and test teams to