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Spacecraft Thermal Engineer (Early Career) - Millennium Space Systems

Boeing

USA - El Segundo, CANew Grad$63k – $113k/yrH-1B sponsor companyClearance required
Sign in to applyVerified 2h ago
Location
USA - El Segundo, CA
Work model
On-Site
Level
New Grad
Salary
$63k – $113k/yr
H-1B history
7 approvals (FY2023)
Posted
Sep 17, 2026

Skills

Agile

About this role

Spacecraft Thermal Engineer (Early Career) - Millennium Space Systems Company: 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.   Job   Summary :  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.

Position

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, 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 .

Basic Qualifications

(Required Skills/Experience): Bachelor of Science degree in Engineering (with a focus on Mechanical, Civil, Aerospace Aeronautical or Material Sciences) 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 Conflict of Interest:   Successful candidates for this job must satisfy the Company’s Conflict of Interest (COI) assessment process. Drug Free Workplace: 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. Total Rewards: 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. Summary pay range :   Level 1: $63,000 - $113,000 Level 2: $75,000 - $ 134,000 Millennium is DDTC-registered,

Listing verified 2h ago. Applications go through the company's official careers site.

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