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Principal Supplier Quality Engineer

Job in El Segundo, Los Angeles County, California, 90245, USA
Listing for: CesiumAstro
Full Time position
Listed on 2026-09-25
Job specializations:
  • Engineering
    Quality Engineering, Aerospace / Aviation / Avionics, Systems Engineer
Salary/Wage Range or Industry Benchmark: 143000 - 175000 USD Yearly USD 143000.00 175000.00 YEAR
Job Description & How to Apply Below

Please Note:

To conform with the United States Government Space Technology Export Regulations, the applicant must be a U.S. citizen, lawful permanent resident of the U.S., conditional resident, asylee or refugee (protected individuals as defined by 8 U.S.C. 1324b(a)(3)), or eligible to obtain the required authorizations from the U.S. Department of State.

At Cesium Astro
, we are developers and pioneers of out-of-the-box communication systems for satellites, UAVs, launch vehicles, and other space and airborne platforms. We take pride in our dynamic and cross-functional work environment, which allows us to learn, develop, and engage across our organization. If you are looking for hands-on, interactive, and autonomous work, Cesium Astro is the place for you. We are actively seeking passionate, collaborative, energetic, and forward-thinking individuals to join our team.

We are looking to add a Principal Supplier Quality Engineer to our team. If you enjoy working in a startup environment and are passionate about developing leading-edge electronics for satellites, spacecraft, and aerospace systems, we would like to hear from you.

We are looking to add a Principal Supplier Quality Engineer to our team. If you enjoy working in a startup environment and are passionate about developing leading-edge electronics for satellites, spacecraft, and aerospace systems, we would like to hear from you.

Job Duties And Responsibilities
  • Implement and maintain supplier quality processes and documentation in accordance with AS9100, leveraging business systems functionalities to drive process efficiency and effectiveness.
  • Work cross-functionally with engineering, operations, supply chain to ensure supplier flow down and compliance to QMS, customer, industry, regulatory/statutory, and any applicable requirements.
  • Maintain approved suppliers including supplier qualification, periodic performance review, supplier relationship management, risk assessment, and removal, if needed.
  • Provide technical guidance, support, and training to suppliers to ensure alignment to Cesium Astro requirements for execution.
  • Collaborate with design engineering to ensure suppliers design for manufacturability (DFM) considerations are incorporated.
  • Perform nonconformance investigation and drive root cause corrective action when supplier issues occur.
  • Support disposition of nonconformances including rework, scrap, and RMA.
  • Monitor and drive supplier corrective actions requests (SCARs) when escalated.
  • Establish and analyze supplier performance metrics including defect rate, nonconformances, on-time delivery, cost of rework/scrap, and supplier corrective action resolution.
  • Use performance data to drive strategic partnerships and develop supplier capability with key suppliers.
  • Perform supplier site audits and source inspection as needed.
  • Identify and implement continuous improvement initiatives.
Job Requirements And

Minimum Qualifications
  • Bachelor’s degree in Engineering, Quality, or a related technical field.
  • Minimum of 9 years of supplier quality experience in aerospace and defense industries.
  • Experience managing suppliers for space-grade machining, PCBs, PCBAs, integrated assemblies, and test.
  • Demonstrated skills in supplier management, leadership, communication, and interpersonal skills
  • Ability to interpret engineering documentation, requirements, and other supplier flow downs.
  • Experience with certified quality management systems such as AS9100 or ISO 9001.
  • Expertise in root cause analysis methodologies and corrective action implementation.
  • Experience with aerospace and electronics manufacturing.

$143,000 - $175,000 a year

Cesium Astro considers several factors when extending an offer, including but not limited to, the role and associated responsibilities, a…

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