Senior Thermal Engineer

Astranis
San Francisco
Workplace: OnsiteFull timeUSD 145,000 - 235,000Function: Solutions Engineering & Sales EngineeringExperience: 5+ yearsEducation: bachelorsSkills: ["Problem-solving","Hands-on testing","Mentoring","Design tradeoff analysis","Collaboration"]

Design, evaluate, and test spacecraft thermal solutions from electronic chips to full spacecraft thermal vacuum tests. Own thermal architecture and design trades balancing performance margins, resources, risk, cost, and schedule. Conduct thermal analysis across component and spacecraft hardware (propulsion, batteries, high-power electronics, RF, mechanisms, PCBs), build thermal mitigation solutions, and run verification testing. Mentor junior engineers and support recruiting for a rapidly growing team.

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Astranis
Astranis
22 hours ago

Senior Thermal Engineer

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Last checked: 7 hours agoStatus: Live

Job Summary

Design, evaluate, and test spacecraft thermal solutions from electronic chips to full spacecraft thermal vacuum tests. Own thermal architecture and design trades balancing performance margins, resources, risk, cost, and schedule. Conduct thermal analysis across component and spacecraft hardware (propulsion, batteries, high-power electronics, RF, mechanisms, PCBs), build thermal mitigation solutions, and run verification testing. Mentor junior engineers and support recruiting for a rapidly growing team.
Location: San Francisco
Workplace: Onsite
Employment Type: Full time
Job Function: Solutions Engineering & Sales Engineering
Seniority: Mid level

Key Responsibilities

  • •Identify feasible thermal architectures and mature designs across conceptual, preliminary, and detailed design phases using passive and active thermal control techniques.
  • •Perform thermal analysis at varying fidelities on hardware including propulsion components, batteries, high powered electronics, RF components, mechanisms, and PCBs.
  • •Design, evaluate, procure, and test thermal solutions such as heaters, heat pipes, thermal interface materials, and surface coatings.
  • •Develop integration and assembly processes to ensure thermal design intent; collaborate with integration and test for installation of thermal hardware.
  • •Plan and run thermal vacuum testing and verification at the component and spacecraft level; mentor junior engineers and assist with recruiting.

Pay and Benefits

Salary: USD 145,000 - 235,000
Equity and Bonus:Equity
Perks:Health InsuranceDisability InsuranceLife Insurance401kPaid LeaveEquityMeal Allowance

Key Requirements

  • •Bachelor of Science degree in engineering or physics
  • •8+ years of experience in a thermal/mechanical role
  • •Experience in thermal analysis and thermally-constrained design (computational thermal design finite methods preferred)
  • •Proficiency with mechanical CAD
  • •Hands-on hardware development experience in a fast-paced environment
Experience:5+ yearsSpacecraftSatellite communicationsHardware developmentThermal/mechanical
Education:Bachelor's
Skills:Problem-solvingHands-on testingMentoringDesign tradeoff analysisCollaboration
Tech Stack:Mechanical CADFinite methodsThermal DesktopANSYS MechanicalANSYS IcePakPCB (Printed Circuit Board)

Eligibility

Work Authorization:Authorization required. Sponsorship not provided.

Company Brief

Astranis
Designs and manufactures small geostationary communications satellites to provide affordable broadband connectivity to underserved regions using proprietary microGEO satellite technology and integrated ground systems.
Industry: Space Technology
Company Size: Large (251 to 1,000 employees)
Growth: Scaleup
Funding: Series B
Headquarters: San Francisco, United States
Founded: 2015
WebsiteLinkedIn