Job Description

Job Description

Senior Thermal Engineer – Space & Aerospace

Location: Westminster, Colorado

Job Type: Full-time | On-site

Industry: Aerospace & Space Technology

About the Opportunity

EVONA is partnering with an innovative space technology company developing advanced communications systems for satellites, spacecraft, and airborne platforms.

We are seeking a Senior Thermal Engineer to lead the thermal design, analysis, and validation of next-generation aerospace electronics and space hardware.

This is an exciting opportunity to work on cutting-edge technology, collaborating with mechanical, electrical, and RF engineering teams to develop high-performance thermal solutions from initial concept through manufacturing, testing, and qualification.

Key Responsibilities

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• Design and analyze thermal management solutions for spacecraft electronics, PCBAs, enclosures, and integrated systems.
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• Perform conductive, convective, and radiative heat-transfer analysis.
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• Develop and validate detailed thermal models using ANSYS, Thermal Desktop, or similar simulation tools.
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• Build thermal resistance networks and reduced-order thermal models.
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• Support thermal chamber and TVAC testing, correlating analytical models with test results.
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• Collaborate with cross-functional engineering teams to optimize thermal performance.
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• Develop automation tools and scripts to improve thermal analysis processes.
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• Support technical design reviews, manufacturing, and hardware qualification.
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Requirements

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• Bachelor's degree or higher in Mechanical, Thermal, Aerospace Engineering, or a related discipline.
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• 5+ years of experience in thermal/mechanical engineering, design, and analysis.
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• Strong experience in electronics thermal management , including PCBA, box-level, and system-level thermal design.
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• Proficiency with ANSYS, Thermal Desktop, or equivalent thermal simulation software .
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• Strong understanding of heat-transfer principles, including conduction, convection, and radiation.
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• Experience developing thermal resistance networks and reduced-order models.
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• Experience with thermal testing, model correlation, and environmental qualification.
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• Familiarity with mechanical CAD tools such as SolidWorks.
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• Ability to work on-site in Westminster, Colorado.
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Preferred Qualifications

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• Experience with spacecraft, satellite, or aerospace thermal control systems.
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• Thermal management experience with phased arrays, antennas, or high-power RF electronics .
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• Experience analyzing electronics at the die, package, or component level.
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• Proficiency in Python, MATLAB, or similar scripting languages.
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• Experience supporting flight hardware development and TVAC qualification.
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Why Apply?

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• Work on advanced communications hardware for space and aerospace applications.
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• Take ownership of challenging thermal engineering projects from concept to qualification.
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• Collaborate with highly skilled engineers across multiple disciplines.
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• Join a fast-paced, innovative engineering environment.
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• Competitive compensation, benefits, and opportunities for professional growth.
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Apply Today

If you're an experienced Thermal Engineer passionate about solving complex thermal challenges in the space industry, we'd love to hear from you.

Apply now or contact EVONA for a confidential discussion.

Eligibility: Applicants must meet applicable U.S. space technology export-control requirements, including U.S.-person status or eligibility for required authorizations.

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