Supplier Quality Engineer

About ZiplineZipline is the world’s largest and most experienced drone delivery service. We are on a mission to serve all humans equally by ensuring access to food, medicine and essential goods anytime, anywhere. We design, build, and operate the world’s largest autonomous logistics system, delivering critical supplies quickly and reliably. Today, Zipline operates on four continents, makes a delivery somewhere in the world every 30 seconds, and has completed millions of deliveries to date, including blood, vaccines, medical supplies, food, and retail products. Our customers include the world’s largest and most prominent healthcare systems, governments, retailers, restaurants and global businesses who rely on us to save lives, reduce emissions, increase economic opportunity, and provide delivery from point A to point B as fast as possible. The drone is only 15% of what we’ve built to enable seamless, reliable, global operations.Our system strengthens supply chains, reduces congestion, and gives people time back. With more than 140 million commercial autonomous miles safely flown, Zipline is redefining access to healthcare, consumer products, and food across the globe.We operate at a global scale and are looking for practical problem solvers who thrive on real-world challenges and rapid growth. Our team is motivated by building systems that have a direct, meaningful impact on people’s lives and by scaling the future of logistics. We are seeking people who sculpt from first principles, enjoy facing adversity, and can do the impossible at record breaking speeds.About You and The Role As a Supplier Quality Engineer at Zipline, you will own quality performance for assigned suppliers and purchased components, helping ensure that parts meet engineering requirements and support reliable manufacturing and fleet operations. You will work directly with suppliers and partner with Supplier Industrialization Engineering, Design Engineering, Manufacturing, Supply Chain, and Quality to prevent defects, resolve supplier issues, and strengthen manufacturing processes. Your scope will include supporting new-product readiness, transitioning suppliers into stable production, and driving sustained improvements throughout the product lifecycle. You are comfortable working on the factory floor, investigating technical problems, and holding suppliers accountable. You combine practical manufacturing knowledge with sound judgment, clear communication, and a commitment to verifying that corrective actions work. Your impact will be reflected in fewer supplier defects and repeat issues, timely and effective containment, verified corrective actions, stronger supplier process capability, and clear visibility into supplier quality risks. You will help establish the evidence and controls needed for reliable production as Zipline scales. This role is based 100% on-site in South San Francisco, California, and requires approximately 10% travel to support supplier assessments, quality improvement, and issue resolution.What You'll Do Own supplier quality performance: Manage quality for assigned suppliers, establish clear expectations, monitor performance, and drive improvement plans based on risk, defect trends, and production impact.Lead containment and corrective action: Coordinate rapid containment of supplier defects across supplier inventory, incoming material, and production. Lead structured investigations that address both why a defect occurred and why it escaped detection, and verify that corrective actions prevent recurrence.Support supplier and part qualification: Partner with Supplier Industrialization Engineering to assess supplier capabilities and review evidence supporting the Zipline Part Approval Process (ZPAP), including first article inspections, material certifications, traceability, process controls, and measurement capability.Strengthen supplier process controls: Review process flows, process failure mode and effects analyses (PFMEAs), control plans, work instructions, and inspection methods.Confirm that controls address critical requirements and are implemented effectively on the production floor.Improve incoming quality: Work with Incoming Quality Control and Engineering to define inspection criteria and recommend inspection strategies based on part criticality, supplier capability, and demonstrated performance.Support launches and production changes: Participate in new-product builds, production ramps, supplier transfers, and design or process changes. Identify quality risks, track readiness gaps, and support closure before affected parts enter production.Drive supplier development: Conduct supplier process audits and hands-on improvement activities to reduce defects, scrap, rework, and recurring production disruptions.Connect production and field learnings: Partner with Manufacturing and Reliability teams to investigate supplier-related failures and incorporate lessons learned into supplier controls and qualification requirements.Maintain clear records and visibility: Keep supplier quality issues, corrective actions, and qualification evidence traceable to the relevant part, revision, and supplier. Communicate performance trends, open risks, recovery plans, and decisions needed.What You'll BringBachelor's degree in Engineering or a related technical field, or equivalent practical experience.5+ years of experience in Supplier Quality, Manufacturing Quality, Supplier Industrialization, or a closely related engineering role in a complex hardware manufacturing environment.Demonstrated success resolving supplier quality issues through containment, root-cause analysis, corrective action, and effectiveness verification.Hands-on experience with structured problem-solving methods such as 8D, 5 Whys, and fishbone analysis.Practical knowledge of Advanced Product Quality Planning (APQP), Production PartApproval Process (PPAP), first article inspection, PFMEA, control plans, statistical process control (SPC), and measurement system analysis (MSA).Ability to interpret engineering drawings, specifications, and geometric dimensioning and tolerancing (GD&T), and translate requirements into effective manufacturing and inspection controls.Experience assessing supplier manufacturing processes, conducting audits, and driving corrective actions with external partners.Strong analytical and communication skills, including the ability to explain technical risks, prioritize competing issues, and communicate progress clearly.Ability to work independently while building productive relationships across suppliers and internal teams.Major BonusesExperience in aerospace, robotics, automotive, medical devices, or other industries producing hardware with demanding reliability requirements.Experience with electromechanical assemblies, electric motors, precision machined parts, castings, molded components, electronics, or wire harnesses.Familiarity with ISO 9001, AS9100, or IATF 16949 quality management systems.Experience supporting new-product introduction, supplier production ramps, or manufacturing transfers.Proficiency with statistical analysis and quality reporting tools such as JMP, Minitab, Excel or equivalent platforms.ASQ certification, Six Sigma certification, or demonstrated application of continuous improvement methods.What Else You Need To KnowThe starting cash range for this role is $120,000-180,000. Please note that this is a target, starting cash range for a candidate who meets the minimum qualifications for this role. The final cash pay for this role will depend on a variety of factors, including a specific candidate's experience, qualifications, skills, working location, and projected impact. The total compensation package for this role may also include: equity compensation; overtime pay; discretionary annual or performance bonuses; sales incentives; benefits such as medical, dental and vision insurance; paid time off; and more.Zipline is an equal opportunity employer and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws or our own sensibilities.We value diversity at Zipline and welcome applications from those who are traditionally underrepresented in tech. If you like the sound of this position but are not sure if you are the perfect fit, please apply!Voluntary Self-IdentificationFor government reporting purposes, we ask candidates to respond to the below self-identification survey. Completion of the form is entirely voluntary. Whatever your decision, it will not be considered in the hiring process or thereafter. Any information that you do provide will be recorded and maintained in a confidential file.As set forth in Zipline ’s Equal Employment Opportunity policy, we do not discriminate on the basis of any protected group status under any applicable law.