Opto-Mech Lab Engineer, Amazon Leo

Amazon Leo is Amazon's low Earth orbit satellite network. Our mission is to deliver fast, reliable broadband connectivity to customers beyond the reach of existing networks. From households to small businesses, schools, hospitals, and government agencies, Amazon Leo will serve communities and organizations operating in places without dependable internet access.We are seeking a Lab Engineer II to join our multi-disciplinary team responsible for the assembly, integration, and test (AIT) of opto-mechanical and fiber optic systems for free-space optical communication. In this role, you will execute integration and qualification test workflows, maintain rigorous build standards, and collaborate with engineering teams to deliver flight-quality hardware.Export Control Requirement: Due to applicable export control laws and regulations, candidates must be a U.S. citizen or national, U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum.Key job responsibilities Execute the assembly, integration, and test of opto-mechanical and fiber optic devices, test stations, and supporting GSE to performance and workmanship standards. Execute qualification test procedures for aerospace hardware, collecting data and tracking progress against test plans and success criteria. Perform precision fiber optic splicing, termination, and characterization operations; validate quality through quantitative measurement. Measure and characterize optical assemblies and laser systems, documenting results and flagging anomalies. Maintain rigorous cleanliness standards and proper optical/fiber handling techniques throughout the build process. Coordinate task execution within assigned workstreams, tracking progress and flagging schedule or resource risks. Support the development and improvement of assembly and test procedures based on hands-on build experience. Collaborate with engineering teams to resolve integration challenges and provide design-for-manufacturability feedback.Basic qualifications- 2+ years of hardware development, test lab, space/aerospace maintenance or hands-on engineering environment experience- Bachelor's degree or above in engineering, physics, or equivalent- 4+ years of hands-on experience in the assembly, integration, and test of aerospace hardware in a development or production environment.- Demonstrated experience executing qualification test campaigns for aerospace or defense hardware.- Experience tracking and coordinating lab tasks across concurrent activities using ticketing or project management tools.Preferred qualification - Experience with fiber optic splicing, termination, polishing, and characterization.- Experience with opto-mechanical assembly, laser beam characterization, interferometry, or precision optical measurement techniques.- Experience working in cleanroom or controlled laboratory environments with contamination control protocols.- Familiarity with satellite, aerospace, or defense optical systems and associated quality standards.- Exposure to FRACAS or structured failure investigation and root cause analysis processes.- Experience supporting automated test sequences or system characterization routines.- Strong verbal and written communication skills with the ability to document technical findings clearly.Amazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status, disability, or other legally protected status.Our inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process, including support for the interview or onboarding process, please visit for more information. If the country/region you’re applying in isn’t listed, please contact your Recruiting Partner.