Mechanical Engineer – Thermal Systems

Avance Consulting; Irvine (CA); On-site; USD 110,000 - 160,000; Full time

Job summary

Avance Consulting seeks a Mechanical Engineer with strong thermal systems experience to design, analyze, test, and qualify mechanical and thermal management equipment, including Environmental Control Systems (ECS), for defense and aerospace applications.

You will own project deliverables, support senior engineers, guide junior team members, and ensure compliance with MIL-STD-810 and DO-160, applying GD&T and creating SolidWorks/CATIA drawings.

Qualifications

• Bachelor's (B.S.M.E.) or Master's in Mechanical or Aerospace Engineering from a recognized four-year college or university.
• 5–10 years of experience in mechanical equipment design, analysis, development and testing.
• Experience designing thermal and environmental control systems for defense/aerospace.

Responsibilities

• Design, analyze, develop, test, and qualify mechanical and thermal management equipment and systems.
• Develop thermal solutions including heat exchangers, cold plates, air/liquid cooling, and ECS.
• Perform thermal and fluid calculations using thermodynamics, heat transfer, and fluid mechanics.
• Create 3D CAD models and engineering drawings using SolidWorks or CATIA.
• Apply drafting standards, including GD&T.
• Perform hardware assembly, repair, test setup, instrumentation, data analysis, and troubleshooting of ECS and related equipment.
• Ensure compliance with military, environmental, and test specifications, including MIL-STD-810 and DO-160.
• Prepare technical reports and present designs to peers, engineers, and customers.
• Support senior engineers and guide junior team members.
• Strong knowledge of applied thermodynamics, heat transfer, fluid mechanics, and mechanical design.

Skills

Thermal systems design

Heat transfer

Thermodynamics

Fluid mechanics

Mechanical design

GD&T

ECS (Environmental Control Systems)

Test & troubleshooting

Thermal analysis

3D CAD

Education

Bachelor's or Master's in Mechanical or Aerospace Engineering

Tools

SolidWorks

CATIA

Job description

We are seeking a Mechanical Engineer with strong thermal systems experience to design, analyze, test, and qualify mechanical and thermal management equipment, including Environmental Control Systems (ECS), for defense and aerospace applications. The engineer will own project deliverables, support senior engineers on complex assignments, and guide junior team members.

• Design, analyze, develop, test, and qualify mechanical and thermal management equipment and systems.
• Develop thermal solutions involving heat exchangers, cold plates, air/liquid cooling, and Environmental Control Systems (ECS).
• Perform thermal and fluid calculations using principles of thermodynamics, heat transfer, and fluid mechanics.
• Create 3D CAD models and engineering drawings using SolidWorks or CATIA.
• Apply drawing and drafting standards, including GD&T.
• Perform hardware assembly, repair, test setup, instrumentation, data analysis, and troubleshooting of ECS and related equipment.
• Ensure compliance with military, environmental, and test specifications, including MIL-STD-810 and DO-160.
• Prepare technical reports and present designs to peers, engineers, and customers.
• Support senior engineers and guide junior team members.
• Strong knowledge of applied thermodynamics, heat transfer, fluid mechanics, and mechanical design.
• Hands-on thermal systems development and thermal/fluid calculations.
• Proficiency in 3D CAD tools such as SolidWorks or CATIA.
• Knowledge of engineering drawings, drafting standards, and GD&T.
• Practical hardware testing, instrumentation, and troubleshooting experience.
• Understanding of MIL-STD-810 and DO-160 specifications.

Experience Required

- 5–10 years of experience in mechanical equipment design, analysis, development, and testing.

Education

- Bachelor's (B.S.M.E.) or Master's degree in Mechanical or Aerospace Engineering from a recognized four-year college or university.