Spacecraft Thermal Engineer - Equity & Impact

Luke Johnson - Embedded Software, Firmware, Electronics; Sydney; On-site; AUD 90,000 - 130,000; Full time

Benefits offered by this job

Competitive salary

Equity (ESOP)

Annual leave

Public holidays

Job summary

Spacecraft Thermal Engineer role in Sydney, Australia. Our client, a growing engineering and technology company, develops advanced systems for challenging environments.

You will work across disciplines with mechanical, electrical, systems, manufacturing, and test teams to move designs from analysis through to testing and deployment. You will develop thermal models, perform analyses under varying conditions, support thermal control design, conduct first-principles calculations, and contribute to

Qualifications

• Bachelor's degree or higher in Mechanical, Aerospace, Space Systems, or a related engineering discipline.
• 2+ years of experience in thermal analysis and/or thermal design.
• Hands-on experience developing and running thermal models using an industry-standard tool such as Thermal Desktop, Systema/Thermica, ESATAN‑TMS, NX Space Systems Thermal, or equivalent.
• Understanding of thermal analysis principles and the environmental factors that influence thermal performance.
• Ability to perform first-principles calculations and independently validate model results.
• Understanding of passive and active thermal control methods, including selection, sizing, and integration considerations.
• Strong systems-thinking and multidisciplinary engineering skills.

Responsibilities

• Develop, run, and maintain thermal models for systems, subsystems, and components.
• Perform thermal analysis across a range of operating and environmental conditions.
• Define thermal cases and assumptions that support engineering and design decisions.
• Support the design and sizing of active and passive thermal control solutions.
• Perform first-principles calculations, hand calculations, and first-order analysis to validate results.
• Conduct thermal trade studies considering performance, mass, power, cost, manufacturability, and operational requirements.
• Support thermal testing and validation activities and correlate analysis with test results.
• Prepare technical reports, analysis documentation, design notes, and review materials.
• Work closely with multidisciplinary engineering teams to resolve thermal issues and support system-level decisions.
• Develop and improve thermal analysis tools, models, databases, and post-processing workflows.
• Contribute to continuous improvement of engineering methods, processes, and tools.

Skills

Analytical thinking

Problem solving

Collaborative

Independent working

Willingness to learn

Education

Bachelor's degree in Mechanical, Aerospace, Space Systems, or related engineering

Tools

Thermal Desktop

Systema/Thermica

ESATAN‑TMS

NX Space Systems Thermal

Job description

Spacecraft Thermal Engineer role in Sydney, Australia. Our client, a growing engineering and technology company, develops advanced systems for challenging environments.

You will work across disciplines with mechanical, electrical, systems, manufacturing, and test teams to move designs from analysis through to testing and deployment. You will develop thermal models, perform analyses under varying conditions, support thermal control design, conduct first-principles calculations, and contribute to