Spacecraft Harness Engineer - Millennium Space Systems

Company: Boeing
Location: El Segundo
Posted on: April 1, 2026

Job Description:

Spacecraft Harness Engineer - 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 As a Lead Spacecraft Harness Design Engineer , you will work with a small team on exciting and fast paced space missions. In this role, you will provide electrical wiring interconnect systems (EWIS) for our advanced research, development, and prototype division. You will be working in missions with continuous changing requirements and expectations, typical of research & development (R&D) environments, and support transitioning missions into high-rate production. We are looking for talented individuals who can manage complex interfaces and are willing to innovate. Talented individuals with strong foundations in cable & harness design and/or printed wiring board design, such as rigid printed circuit board or flex-based circuit board for our interconnect solutions. Our engineers possess a strong foundation and knowledge of space vehicle, spacecraft, and/or payload logical architecture. From proposal creation to designing schematics to working hands on in the harness lab to watching a satellite being pushed onto a truck and taken to the launch site, you’ll have a hand in it all. This position's internal job code is Wire Design & Install Engineer. Our team is currently hiring for Levels 2-3. Position Responsibilities: Development & analysis of EWIS architectures for multiple programs and bus configurations from mission and scientific payloads to experimental LEO small satellites to MEO constellations and GEO vehicles. Generation of subsystem or unit-to-unit electrical block diagrams. Definition and documentation of signal connectivity through cross functional coordination with system, subsystem, and product engineers for spacecraft harness or printed wiring board design. Selection of harness components and hardware, such connectors, backshells, and wire/cable based on applicable satellite mission requirements and industry standards. Performance of voltage drop analysis, power current derating, and capacitance circuit analysis for harness and printed wiring boards. Development and analysis of PCB designs determination board form factor, schematic capture, board stack determination, component placement and trace routing. Generation of rigid or rigid-flex PCB, PCB Assembly Drawings, fabrication & assembly output files (Geber, ODB, etc.) Generation harness schematic diagrams, wire diagrams, and wire harness assembly drawings. Preparation and generation of harness acceptance testing procedures including the development of harness test scripts for cable testers. Participation of critical programmatic milestones (Preliminary Design Reviews, Critical Design Reviews, etc.) including the preparation of data packages, conduction of design reviews, and closure of any liens from the Milestone Decision Authority (MDA). Support assembly and testing of FlatSat and flight harnesses while reporting on cost and schedule performance. Capture of as-built, made on assembly mockup harness builds to produce 2D/3D formboards. Support with the creation, maintenance, or update of harness design, assembly, and test standards and command media. Support in proposals and business development efforts as the responsible engineering authority (REA). Management of external suppliers and subcontractors for harness and printed circuit board delivery. Security Clearance and Export Control Requirements: This position requires the ability to obtain a U.S. Security Clearance. for which the US Government requires U.S. Citizenship. A final U.S. Top Secret security clearance is required post start. Basic Qualifications (Required Skills / Experience): Bachelor's or higher degree in Electrical Engineering, related technical discipline considered. Level 2: Minimum 2 years of relevant engineering experience with bachelor’s degree or possession of a higher degree with no work experience. Level 3: Minimum 5 years of relevant engineering experience with bachelor’s degree or 3 years with higher degree. Ability to create detail-oriented designs while not losing sight of the higher-level design requirements. Must be versatile and able to perform and manage multiple tasks and/or missions concurrently. Excellent communication skills and ability to work effectively with others. Work and execute independently with some technical oversight. Ability to create/revise technical documents for programmatic or strategic tasking. This position requires the ability to obtain a U.S. Security Clearance for which the U.S. Government requires U.S. Citizenship. Preferred Qualifications (Desired Skills/Experience): Active DoD TS/SCI Clearance. Experience with the successful design and delivery of spacecraft or aircraft wire harnesses and/or printed circuit boards. Rigid-flex PCB design preferred. Experience with early life-cycle satellite engineering activities, spacecraft integration and test, and launch operations. Experience with Earned Value Management Systems (EVMS). Proficient using harness design software tools such as Mentor Graphics, E3 Zuken, or CATIA and with Microsoft Access and Visio. Proficient using PCB design software tools such as Nexus Zuken or Siemens Xpedition. Knowledge of harness design standards and specifications for spaceflight applications (MIL-HDBK-83575, MIL-HDBK-863, SAE AS50881, etc.). Knowledge of PCB design standard and specifications (IPC-2221, 2222, 2223, IPC-A-600, etc.) Knowledge of military standards of connectors, wires, and contacts for aerospace applications (MIL-DTL-38999, MIL-DTL-24308, MIL-DTL-83513, NEMA-WC27500, SAE-AS22759, etc.) Conflict of Interest: Successful candidates for this job must satisfy the Company’s Conflict of Interest (COI) assessment process Drug Free Workplace: Millennium 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 2: $87,550 - $128,250 Level 3: $104,550 - $153,750 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 Language Requirements: Not Applicable Education: Not Applicable Relocation: Relocation assistance is not a negotiable benefit for this position. Export Control Requirement: 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. Safety Sensitive: This is not a Safety Sensitive 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. Top Secret/SCI Clearance Post-Start is required. Visa Sponsorship: Employer will not sponsor applicants for employment visa status. Contingent Upon Award Program This position is not contingent upon program award Shift: Shift 1 (United States of America) Stay safe from recruitment fraud! The only way to apply for a position at Boeing is via our Careers website. Learn how to protect yourself from recruitment fraud - Recruitment Fraud Warning 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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Keywords: Boeing, Orange , Spacecraft Harness Engineer - Millennium Space Systems, Engineering , El Segundo, California