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Systems Engineer - Mission Assurance (Mid-Career) - Millennium Space Systems

Los Angeles, California; El Segundo, California Job ID JR2026489985 Category Security Clearance Role Type Onsite Post Date Jan. 02, 2026 Security Clearance Required
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Job Description

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Systems Engineer - Mission Assurance (Mid-Career) – Millennium Space Systems

Millennium Space Systems (MSS), a part of Boeing Defense, Space and Security (BDS) is seeking a Systems Engineer - Mission Assurance (Mid-Career) to support our team in El Segundo, CA!

Job Summary
Millennium’s Mission Assurance team is seeking skilled systems engineers looking to expand their skill set to encompass the broader mission perspective. As a Mission Assurance Engineer, you will independently approach systems engineering seeking to preemptively identify and solve challenging engineering problems and find the solutions that lead to mission success by evaluating program designs within the context of risk and opportunity. Millennium’s Mission Assurance team is a true “proposal to disposal” function, and you will work with programs through all stages from concept inception to final operations.  

Our team is currently targeting enthusiastic and exceptional systems engineers that are ready to broaden their current skills and tackle the challenge of seeing the whole of the mission and how systems are built to meet it.

This position's internal job code is Systems Engineer. Our team is currently hiring for a Level 3.

Responsibilities

  • Coordinate mission assurance efforts, including risk management, discrepancy resolution, and design review, for one or more programs as the Program Mission Assurance Engineer
  • Provide subject matter expertise to one or more topics related to satellite, ground, and/or network systems
  • Review mission designs and coordinate with other engineers to assure mission design, test, and execution efforts
  • Evaluate qualification and acceptance test plans for requirements verification and suitability for the specific mission environment
  • Harness existing tools or create new tools to solve technical problems via analysis, design, or simulation techniques that can be corroborated with testing
  • Work and coordinate with integration, testing, and mission operation crews to review, generate, and implement anomaly training
  • Participate in mission operations and anomaly resolution efforts
  • Coordinate findings with both program and company leadership to ensure timely development and implementation of solutions to issues

This position is expected to be 100% onsite. The selected candidate will be required to work onsite at one of the listed location options. 

Security Clearance and Export Control Requirements

This position must meet Export Control compliance requirements, therefore a “US Person” as defined by 22 C.F.R. § 120.15 is required. “US Person” includes US Citizen, lawful permanent resident, refugee, or asylee.

Minimum Qualifications
  • Bachelor of Science in a relevant field (examples include Aerospace, Electrical, or Mechanical Engineering) or equivalent educational experience
  • Must have a minimum of 5 years of post-graduate experience in space system design, assembly, testing, and/or operation. (Advanced degrees may count toward this requirement if any of these topics are a major part of the study focus.)
  • Post-graduate experience is relevant to mission design and/or operation, especially in fields such as electronics design, propulsion systems, software architecture, and/or RF systems
  • Demonstrated experience in making engineering judgement calls to the benefit of the project, especially in regards to failure and/or anomaly resolution
  • Familiarity with standard engineering practices and industry standards and specifications
  • Strong technical problem-solving skills, particularly in working with and building consensus among diverse opinions and technical expertise
  • Exceptional time management and prioritization skill
  • Excellent verbal and written communication skills
  • Ability to navigate various engineering tools, applications, and principles such as computerized control systems and testing equipment
  • 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. Top Secret Clearance Post-Start is required.

Preferred Qualifications

  • Active TS/SCI clearance
  • Advanced degree in engineering, physics, technical management, or other related field
  • Understanding of and ability to utilize theories, principles, and practices of engineering and project management methods
  • Knowledge of Electrical Engineering and satellite electronics design principles or satellite and ground software system design
  • Simulation and modeling skills
  • Aerospace and/or DoD experience

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.

Shift:

  • This role will be on 1st

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
Please note that the salary information shown below is a general guideline only of what is reasonably expected to be paid for the position. Salaries are based upon candidate experience and qualifications, as well as market and business considerations.

  • Level 3: $104,550 - $153,750

Applications for this position will be accepted until Feb. 09, 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. §120.62 is required. “U.S. Person” includes U.S. Citizen, U.S. National, lawful permanent resident, refugee, or asylee.

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 U.S. Secret Clearance Pre-Start and 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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Your Benefits

No matter where you are in life, our benefits help prepare you for the present and the future.

  • Generous company match to your 401(k).
  • Industry-leading tuition assistance program pays your institution directly.
  • Fertility, adoption, and surrogacy benefits.
  • Up to $10,000 gift match when you support your favorite nonprofit organizations.
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These programs are subject to eligibility requirements and other conditions, which may differ for employees of certain subsidiaries or business units, or union-represented employees depending on bargaining agreement terms. If this information conflicts with the program documents, the latter shall control. This material is informational only.

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