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Spacecraft Systems Engineer (Early Career) - Millennium Space Systems

Boeing
El Segundo, United Statesfull_timeVerifiedPosted 9 Jun 2026
💰 $145,000/yr($66,000/yr$145,000/yr)

About the role

Spacecraft Systems 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:

As an Early-Career Spacecraft Systems Engineer, you will be responsible for supporting the technical execution for programs and developing spacecraft systems serving a range of missions and customers. This includes creating, monitoring, and guiding requirements definition, spacecraft design, procurement and fabrication, integration and test, and verification and validation of the overall space vehicle system. You will interact with subsystem and unit engineers, manufacturing and test personnel, and program management. You will apply a Model-Based Systems Engineering approach to manage the technical elements of the space vehicle system. Our spacecraft systems engineers create spacecraft -- not just paperwork!

This position's internal job code is Systems Engineer. Our team is currently hiring for Levels 1-2.

Position Responsibilities:

  • Support all aspects of spacecraft systems engineering including performing preliminary concept development, trade studies, CONOPS definition, requirements decomposition and allocation, interface requirements definition, requirements verification and validation, support to integration and test operations, anomaly resolution, risk management, and schedule execution

  • Applies an interdisciplinary, collaborative approach to plan, design, develop and verify a lifecycle balanced solution for space systems

  • Understands spacecraft subsystems functions and interfaces. Develops integrated spacecraft system designs and solutions

  • Coordinates and communicates with subsystem engineering teams to ensure system execution

  • Participates in software integration and test activities to ensure mission functionality prior to deployment into operations

  • Performs tasks to analyze technical data, verify and sustain specific systems configurations in accordance with defined constraints and operational requirements

  • Performs various analyses to optimize the spacecraft system and/or system architecture

  • Resolves cross-functional technical issues

Basic Qualifications (Required Skills/Experience):

  • This position requires the ability to obtain a U.S. Security Clearance for which the U.S. Government requires U.S. Citizenship

  • Bachelor's Degree in Aerospace Engineering or other relevant engineering or science discipline

  • 1+ years of experience with aerospace systems engineering principles and techniques

  • Demonstrated familiarity with requirements analysis and flow-down

  • Demonstrated familiarity with design verification and validation processes

  • Demonstrated familiarity with satellite level integration and test processes

Preferred Qualifications (Desired Skills/Experience):

  • Master's Degree in Aerospace or other relevant engineering or science discipline

  • Greater than 2 years professional experience in space systems engineering

  • Demonstrated experience with MBSE softwares and principles (Cameo, SysML, UML, etc.)

  • Demonstrated familiarity with configuration management

  • Demonstrated familiarity with power, mass, and other system budgets

  • Demonstrated leadership and communications skills

  • Direct experience with one or more rapid spacecraft development programs and missions

  • Demonstrated familiarity with satellite in-orbit operations

  • An Active TS/SCI U.S. Security Clearance

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.


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