Staff ECS Thermal & Flow Analysis Engineer

Archer; San Jose (CA); On-site; USD 127,000 - 158,000; Full time

Job summary

Archer Aviation in San Jose, California, seeks a Staff ECS Thermal and Flow Analysis Engineer to join the Thermal Management team. This hands-on role focuses on design, analysis, and optimization of the Environmental Control System and fuselage to ensure cabin comfort, avionics cooling, and safe operation across flight conditions.

You will develop system-level and component-level flow and thermal models, collaborating with ECS, system architects, and test engineers to support verification,

Qualifications

• MS or PhD in Mechanical or Aerospace Engineering.
• 5+ years of thermal and flow analysis experience.
• Proficiency with thermal/flow modeling tools and CFD codes.
• Familiarity with DO-160 environmental qualification standards.
• Strong data analysis and scripting (Python or MATLAB).

Responsibilities

• Perform detailed 1D and 3D flow and thermal analyses for ECS and other ventilation systems.
• Support ECS architecture definition including air distribution, heat exchanger sizing, and control strategies.
• Develop steady-state and transient thermal/fluid models using tools such as Ansys Fluent, Start CCM+, Matlab, and similar.
• Analyze pressure drops, mass flow distributions, and cabin air mixing under various flight and ground conditions.
• Evaluate heat loads from avionics, electronics, and cabin occupants to ensure temperature and humidity control targets are met.
• Correlate analytical models with test data from component and system-level validation campaigns.
• Collaborate with multidisciplinary teams to ensure system integration and compliance with safety and environmental requirements.
• Contribute to development of requirements, test plans, and verification documentation for certification.

Skills

Thermal/flow analysis

Python

MATLAB

CFD tools

Education

MS or PhD in Mechanical or Aerospace Engineering

Tools

Thermal Desktop

SINDA/Fluint

Flownex

GT-Suite

ANSYS Fluent

Star-CCM+

OpenFOAM

Job description

Archer Aviation in San Jose, California, seeks a Staff ECS Thermal and Flow Analysis Engineer to join the Thermal Management team. This hands-on role focuses on design, analysis, and optimization of the Environmental Control System and fuselage to ensure cabin comfort, avionics cooling, and safe operation across flight conditions.

You will develop system-level and component-level flow and thermal models, collaborating with ECS, system architects, and test engineers to support verification,