CareerPlan

Spacecraft Thermal Engineer (Early Career) - Millennium Space Systems

USA - El Segundo, CAFull-time$63k–$113k2026-11-09 → 2026-11-10
No visa sponsorshipCitizens onlySecurity clearance required

Core

Design, analyze, test, and operate thermal systems for national security satellites to maintain component environments within operating and survival limits.

Role type

Spacecraft thermal engineer (early career)

Builds

Spacecraft thermal subsystems and flight operations

Domain

Aerospace / National Security

Required skills

spacecraft thermal design, thermal analysis, thermal modeling, thermal verification testing, thermal analysis tools (Thermal Desktop, SINDA/FLUINT, Thermica), system configuration design

Responsibilities

Perform spacecraft thermal design and analyses at board, component, subsystem, and system levels; Develop systems and spacecraft element thermal models to predict thermal loads and temperature margins; Support thermal verification testing including test design, conduct, data reduction, and reporting; Brief design and analysis materials to program managers and customers; Assist in proposal and business development efforts