Hardware Development Engineer II, Amazon Leo

We are looking for a hands-on Test Engineer to join the CommSys team within AMZ Leo RF/Modem Dev, responsible for validating 3GPP- and O-RAN-compliant network elements (RAN HW/SW) across lab and integration Basic qualifications: - Bachelor's degree in Electrical or Communications Engineering or a related field - Solid understanding of 3GPP (LTE/5G NR) architecture and O-RAN network architecture and interfaces. - Experience with lab test equipment such as UE simulators, core network emulators, channel emulators, signal generators/analyzers, and protocol analyzers. - Experience with debug/diagnostic tools such as QXDM for OTA log analysis. - Experience with scripting/automation (Python strongly preferred; familiarity with pytest, Robot Framework, or similar is a plus). - Strong debugging skills across HW, SW, and network layers. - Excellent collaboration and communication skills to work across multidisciplinary teams. Preferred: - Experience with O-RAN conformance/IOT test plans and certification processes. - Familiarity with UE evaluation test equipment and device certification workflows. - Experience designing new test cases and extending test plan coverage for new features or standards releases. - Experience with lab automation frameworks, CI/CD pipelines (Jenkins, GitLab CI), and version control (Git). - Prior experience in RAN bring-up, integration, or systems validation roles. 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 https://amazon.jobs/content/en/how-we-hire/accommodations for more information. If the country/region you’re applying in isn’t listed, please contact your Recruiting Partner. The base salary range for this position is listed below. Your Amazon package will include sign-on payments and restricted stock units (RSUs). Final compensation will be determined based on factors including experience, qualifications, and location. Amazon also offers comprehensive benefits including health insurance (medical, dental, vision, prescription, Basic Life & AD&D insurance and option for Supplemental life plans, EAP, Mental Health Support, Medical Advice Line, Flexible Spending Accounts, Adoption and Surrogacy Reimbursement coverage), 401(k) matching, paid time off, and parental leave. Learn more about our benefits at https://amazon.jobs/en/benefits . USA, WA, Redmond - 117,300.00 - 160,000.00 USD annually