Thermal Engineer

EVONA; Denver (CO); On-site; USD 110,000 - 160,000; Full time

Job summary

EVONA is seeking an experienced Thermal Engineer to support the design, analysis, and testing of advanced spacecraft propulsion, fluid management, and high‑power electronics. You will develop thermal models and perform analyses to ensure hardware performs reliably in demanding space environments.

You will collaborate with mechanical, electrical, and systems teams, support TVAC testing, and communicate findings during design reviews, driving qualification of flight hardware and continuous process

Qualifications

• Bachelor's degree in Mechanical or Aerospace Engineering.
• 5+ years of professional thermal engineering experience.
• Proficient with Thermal Desktop or equivalent thermal analysis software.
• Strong understanding of heat transfer and thermodynamics.
• Excellent written and verbal communication skills.

Responsibilities

• Perform thermal analyses of spacecraft components, subsystems, and assemblies.
• Develop and maintain thermal models to evaluate hardware performance.
• Correlate analytical models with test data to improve accuracy.
• Support thermal testing, including TVAC campaigns.
• Prepare technical reports and present findings at design reviews.
• Collaborate with multidisciplinary teams across engineering disciplines.
• Support qualification and release of flight hardware.
• Identify opportunities to improve analysis efficiency.
• Balance priorities across concurrent programs.

Skills

Thermal analysis

Heat transfer

Thermal modelling

Analytical skills

Communication

Independent work

Education

Bachelor's degree in Mechanical/Aerospace Engineering

Tools

Thermal Desktop

Job description

Our client is seeking an experienced Thermal Engineer to support the design, analysis, and testing of advanced spacecraft propulsion systems, fluid management hardware, and high-power electronic systems. This role will play a key part in ensuring hardware performs reliably in the demanding thermal environment of space.

Key Responsibilities

• Perform thermal analyses of components, subsystems, and complete spacecraft using industry-standard methodologies to support design development and verify customer requirements.
• Develop and maintain thermal models to evaluate hardware performance in challenging space environments.
• Support multiple engineering programs simultaneously, balancing priorities across concurrent projects.
• Interpret customer requirements and present technical findings during design reviews.
• Prepare technical reports and documentation for internal teams and external customers.
• Support thermal testing activities, including thermal vacuum campaigns and system-level verification.
• Correlate analytical thermal models with test data to improve model accuracy.
• Support the qualification and release of flight hardware.
• Identify opportunities to improve engineering processes, workflows, and analysis efficiency.
• Collaborate closely with multidisciplinary engineering teams including mechanical, electrical, manufacturing, systems, and program management.

Required Qualifications

• Bachelor's degree (or higher) in Mechanical Engineering, Aerospace Engineering, or a related discipline.
• 5+ years of professional thermal engineering experience.
• Strong experience with Thermal Desktop (or equivalent thermal analysis software).
• Excellent understanding of heat transfer, thermodynamics, and thermal modelling principles.
• Strong analytical and mathematical skills.
• Excellent written and verbal communication skills.
• Self-motivated with the ability to work independently and within cross-functional teams.

Preferred Experience

• Spacecraft or satellite thermal analysis.
• Electric propulsion or plasma systems.
• High-power electronics thermal management.
• Thermal vacuum (TVAC) testing and model correlation.
• Flight hardware development for aerospace or space applications.