1d ago
New
$63,000 - $113,000/yr

Spacecraft Thermal Engineer (Early Career) - Millennium Space Systems

United StatesUnited States·Usa - El Segundomid
Other
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Quick Summary

Key Responsibilities

Perform spacecraft thermal design and analyses at the board, component, subsystem, and system level Develop systems and spacecraft element thermal models to predict thermal loads, impacts,

Requirements Summary

Bachelors Degree 1 or more years of experience in the design, development, analysis, implementation, testing,

Technical Tools
Other
Spacecraft Thermal Engineer (Early Career) - Millennium Space Systems

Millennium Space Systems

Millennium Space Systems, a part of Boeing Defense, Space and Security (BDS), is a fast, agile small satellite company focused on national security space. Our missions have direct impact to global security, like missile warning and Earth observation.


Our team is curious, bold and innovative. We take risks, innovate and explore new techniques and technologies. We influence change because we challenge the status quo. And when we watch our satellites launch, we know each one of us made it happen.
 

Thermal Engineers support the Spacecraft Development Program Managers and Chief Systems Engineer through the development of all spacecraft thermal system configurations, designs, analyses, testing, and flight operations. Spacecraft thermal subsystem elements includes all passive and active means of controlling the satellite’s system, subsystem, and component environments within both operating and survival limits during all pertinent system lifetime activities.



Responsibilities

~1 min read
  • →Perform spacecraft thermal design and analyses at the board, component, subsystem, and system level 
  • →Develop systems and spacecraft element thermal models to predict thermal loads, impacts, and temperature margins to support system design
  • →Brief design and analysis materials to program managers, customers, and/or sponsors
  • →Identify all materials, processes, and facilities to achieve a qualified spacecraft thermal design and operation
  • →Support thermal verification testing on spacecraft systems and components including test design, test conduct, data reduction, analysis, and reporting 
  • →Assist in proposal and business development efforts

This position's internal job is Mech Sys Design & Anlys Engr. Our team is currently hiring for a Level 1-2.


Requirements

~1 min read
  • Bachelors Degree
  • 1 or more years of experience in the design, development, analysis, implementation, testing, and/or operation of spacecraft thermal systems or other related complex thermal systems
  • 1 or more years of experience with thermal analysis tools (e.g. Thermal Desktop, SINDA/FLUINT, Thermica)
  • This position requires the ability to obtain a US Security Clearance for which the US Government requires US Citizenship. A final U.S. clearance Post Start is required
Not Applicable

This position must meet U.S. export control compliance requirements. To meet U.S. export control compliance requirements, a “U.S. Person” as defined by 22 C.F.R. §120.62 is required. “U.S. Person” includes U.S. Citizen, U.S. National, lawful permanent resident, refugee, or asylee.

Millennium Space Systems, a Boeing Company, is a Drug Free Workplace (DFW) where post offer applicants and employees are subject to testing for marijuana, cocaine, opioids, amphetamines, PCP, and alcohol when criteria is met as outlined in our policies.

At Millennium Space Systems, a Boeing Company, we strive to deliver a Total Rewards package that will attract, engage and retain the top talent.  Elements of the Total Rewards package include competitive base pay and variable compensation opportunities.  


Millennium Space Systems also provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work.  


The specific programs and options available to any given employee may vary depending on eligibility factors such as geographic location, date of hire, and the applicability of collective bargaining agreements.


Pay is based upon candidate experience and qualifications, as well as market and business considerations.


Bachelor's Degree or Equivalent

Relocation assistance is not a negotiable benefit for this position.

This is not a Safety Sensitive Position.

This position requires the ability to obtain a U.S. Security Clearance for which the U.S. Government requires U.S. Citizenship. An interim and/or final U.S. Secret Clearance Post-Start is required.

Employer will not sponsor applicants for employment visa status.

This position is not contingent upon program award

Shift 1 (United States of America)

Location & Eligibility

Where is the job
Usa - El Segundo, United States
On-site at the office
Who can apply
US

About this job

Pay per year
$63,000–$113,000 a year
30% above the $67,500 median for Other jobs on Jobera (136,790 salaries).
Who can apply
United States
Posted
1 day ago
Employer
has 2,608 open jobs on Jobera in 28 countries.

Listing Details

Posted
November 9, 2026
First seen
November 9, 2026
Last seen
November 9, 2026

Posting Health

Days active
0
Repost count
0
Trust Level
68%
Scored at
November 9, 2026

Signal breakdown

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Employees
10,001+
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Spacecraft Thermal Engineer (Early Career) - Millennium Space Systems$63,000 - $113,000