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.
Millennium Space Systems (MSS) has an exciting opportunity for a Spacecraft Software Engineer (Level 2 or Level 3) to join our team in El Segundo, CA!
Job Summary:
As a Spacecraft Software Engineer (Associate or Mid-Level) at Millennium Space Systems, you’ll create the software that makes our satellites function in orbit. Your code will run on our custom avionics, process signals from sensors like our star trackers, and command actuators like the propulsion system. Your software may also interface with custom payloads and perform high-level autonomy functions to ensure our spacecraft accomplish their missions. We are looking for software engineers that can lead a small team developing the for a satellite, work with other teams to determine what the software needs to do, and then write (and test!) robust embedded C/C++ to meet those requirements. And when that code is running in space, you’ll continue to support mission operations with software updates and enhancements. This position’s internal job code is Software Engineer – Embedded. Our team is currently hiring for Levels 2-3.
Strong communication and organizational skills are critical to success in this position, along with the ability to build strong relationships, collaborate in a cross-functional environment, and utilize problem-solving skills to proactively identify and manage risks and opportunities.
Position Responsibilities:
This position is expected to be 100% onsite. The selected candidate will be required to work onsite at one of the listed location options.
Basic Qualifications (Required Skills/Experience):
Preferred Qualifications (Desired Skills/Experience):
Relocation assistance is not a negotiable benefit for this position. Candidates must live in the immediate area or relocate at their own expense.
Shift: This position is for 1st shift. Occasionally, second shift coverage (3:30pm–1:00am) is needed to support vehicle test and integration operations, with this supporting effort distributed across the team.
Drug Free Workplace:
Boeing is a Drug Free Workplace 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 2: $106,250-$143,750
Level 3: $135,150-$182,850
Millennium is DDTC-registered, ITAR-compliant Company. This position is located at a facility that requires special access. Applicants MUST be U.S. citizens and eligible for a security clearance. Additionally, applicants must be willing to apply for and maintain a security clearance. We encourage all interested candidates to apply for any open position for which they feel they are qualified.
Applications for this position will be accepted until Jun. 17, 2026
Export Control Requirements:
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.
Export Control Details:
US based job, US Person required
Education
Bachelor’s Degree or Equivalent Required
Relocation
Relocation assistance is not a negotiable benefit for this position.
Security Clearance
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.
Visa Sponsorship
Employer will not sponsor applicants for employment visa status.
Shift
This position is for 1st shift
Equal Opportunity Employer:
Boeing is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, physical or mental disability, genetic factors, military/veteran status or other characteristics protected by law.
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