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Thermal Team Lead (Internal)
Job Description
Astranis builds advanced satellites for high orbits, expanding humanity’s reach into the solar system. Today, Astranis satellites provide dedicated, secure networks to highly-sophisticated customers across the globe— large enterprises, sovereign governments, and the US military. With five satellites on orbit and many more set to launch soon, the company is servicing a backlog of more than $1 billion of commercial contracts.
Astranis is the preferred satellite communications partner for buyers with stringent requirements for uptime, data security, network visibility, and customization.Astranis has raised over $750 million from some of the world’s best investors, from Andreessen Horowitz to Blackrock and Fidelity, and employs a team of 450 engineers and entrepreneurs. Astranis designs, builds, and operates its satellites out of its 153,000 sq. ft. headquarters in Northern California, USA.
Thermal Team Lead
The Thermal Team Lead is responsible for owning the end-to-end execution of the satellite thermal system, spanning technical design, team leadership, and cross-functional execution. You will own a team whose technical responsibilities span electronics packaging and thermal reliability, subsystem thermal management, thermal hardware design and procurements, vehicle and unit level TVAC test planning and execution, and data analysis to support mission operations.
The ideal candidate for this role is a high-impact individual contributor looking to step into organizational leadership. It demands deep technical expertise in heat transfer and spacecraft thermal control, along with a demonstrated passion for mentorship and team building. You will be responsible for the technical growth of the individual thermal engineering team members, ensuring the team consistently delivers high-reliability designs aligned with aggressive program schedules.
Role
- Directly manage and grow a team of junior and senior thermal engineers, fostering a culture of technical excellence and ownership.
- Mentor team members on complex technical challenges and serve as the technical authority and final approver for design reviews and analysis.
- Oversee the end-to-end design, analysis, build, and implementation of our satellite thermal management systems.
- Lead high-level architecture definition, trade studies, and vendor decisions for thermal hardware (heaters, heat pipes, coatings, etc.).
- Act as a primary interface to other engineering disciplines, production, and mission operations
- Ensure competitiveness through continuous technical innovation and industry expertise
- Manage a detailed schedule to ensure the thermal system development aligns with overall program objectives
- Hire and retain top-tier talent within the Thermal Engineering team
Requirements
- Bachelor's Degree or higher in a technical discipline (e.g. engineering, physics) or equivalent experience
- 5+ years of industry experience in a thermal / mechanical engineering role
- Demonstrated history of technical leadership and mentorship (formal or informal).
- A strong interest in people development, process improvement, and organizational health.
- Deep technical understanding of heat transfer physics, thermal control hardware, and electronics packaging.
- Previous aerospace or similar product design and production experience (full product development cycle from concept to operation).
- Exceptional time management skills, verbal & written communication skills, and organizational skills
- A passion for hardware development, including working in a fast-paced environment and doing hands-on design, analysis and testing.
Bonus
- Direct management experience or experience as a project technical lead
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Job Details
- Category
- Mechanical
- Employment Type
- Full Time
- Location
- San Francisco
- Listed
- Jan 5, 2026, 04:08 PM
- Compensation
- $145,000 - $180,000 per year
About Astranis
Part of the growing space & AI ecosystem pushing the frontiers of technology.
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