Senior Thermal & Fluids Engineer for Spaceflight

Blue Origin; Seattle (WA); On-site; USD 121,000 - 169,000; Full time

Benefits offered by this job

Medical Insurance

Dental Insurance

Vision Insurance

Life Insurance

Parental Leave

Disability Insurance

401(k) with match

Education Support

Stock Options

Paid Time Off

Company Holidays

Job summary

Blue Origin is seeking an experienced engineer to join a mission-driven team developing and operating upper-stage propulsion systems. In this role, you will conduct thermal and fluids analysis, build and validate models, and support life-cycle engineering from concept through flight operations.

The position emphasizes aerothermal effects, rocket plume heating, and natural environments across all flight phases.

Qualifications

• BS in Mechanical or Aerospace Engineering required.
• 5+ years in thermal or thermodynamic analysis.
• Experience with one or more fluid/thermal modeling tools (e.g., ANSYS Workbench, ANSYS Classic, SINDA/FLUINT, Thermal Desktop).
• US citizen or eligible to work in the US.

Responsibilities

• Conduct thermal and fluids analysis to define performance and operations for upper-stage spaceflight systems, define hardware requirements, and resolve technical challenges.
• Implement aerothermal, rocket plume heating, and natural environments across all phases of flight.
• Generate and run thermal/fluids models to predict system performance across a wide range of environments.
• Evaluate bounding thermal conditions against material and design capabilities.
• Own the documentation and maintenance of analysis inputs, models, and results in reports and data books.
• Support development and verification of component and vehicle thermal and fluid environments and performance requirements.
• Support the systems through their full lifecycle, from conceptual design and configuration through flight operations and sustaining engineering.

Skills

Thermal analysis

Education

B.S. in Mechanical or Aerospace Engineering

MS degree (preferred)

Tools

ANSYS Workbench

ANSYS Classic

SINDA/FLUINT

Thermal Desktop

FloCAD

Job description

Blue Origin is seeking an experienced engineer to join a mission-driven team developing and operating upper-stage propulsion systems. In this role, you will conduct thermal and fluids analysis, build and validate models, and support life-cycle engineering from concept through flight operations.

The position emphasizes aerothermal effects, rocket plume heating, and natural environments across all flight phases.