Thermal Engineer

EVONA; Denver (CO); On-site; USD 95,000 - 145,000; Full time

Job summary

EVONA 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. The role ensures hardware performs reliably in the demanding thermal environment of space.

Responsibilities include performing thermal analyses, developing models, supporting TVAC campaigns, correlating models with test data, and preparing technical reports.

Qualifications

• Bachelor's degree in Mechanical or Aerospace Engineering or related field.
• 5+ years of professional thermal engineering experience.
• Proficiency with Thermal Desktop or equivalent software.
• Strong understanding of heat transfer, thermodynamics and modelling.
• Excellent written and verbal communication skills.
• Self-motivated with ability to work independently and in cross-functional teams.

Responsibilities

• Perform thermal analyses of spacecraft components, subsystems and assemblies.
• Develop and maintain thermal models to evaluate hardware performance.
• Support multiple programs and balance priorities across projects.
• Present technical findings during design reviews.
• Prepare technical reports and documentation for internal teams and external customers.
• Support thermal testing activities, including TVAC campaigns and system-level verification.
• Correlation of analytical models with test data to improve accuracy.
• Support qualification and release of flight hardware.
• Identify opportunities to improve processes and efficiency.
• Collaborate with multidisciplinary teams including mechanical, electrical, manufacturing and program management.

Skills

Analytical thinking

Communication

Independent work

Cross-functional teamwork

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.