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Posted Apr 10, 2026

Performance Engineer - AI Ecosystem

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Lenovo is a global technology powerhouse focused on delivering Smarter Technology for All. The Performance Engineer will run hands-on performance and latency tests for Qira on physical devices, focusing on collecting accurate performance measurements and reporting results to engineering teams. Responsibilities - Run manual and automated performance and latency tests on Qira devices (PCs, phones, tablets) - Execute test plans for cold‑start latency, model response times, CPU/GPU load, memory use, battery impact, network conditions, and cross‑device performance - Use monitoring tools, logs, and profiling utilities to collect reliable data from devices - Set up, configure, and maintain device test stations, including OS builds, Qira versions, and test environments - Record, organize, and report performance results to engineering teams in clear, accurate formats - Reproduce reported performance issues and validate performance fixes - Follow structured processes for device flashing, test updates, and controlled testing conditions Skills - Experience running performance or latency tests on software, mobile devices, or hardware systems - Bachelor's Degree in an Engineering or Technical Discipline - Basic understanding of Android, Windows, or device‑level performance tools - Experience following structured test plans and accurately capture numerical results - Experience working hands‑on with devices, cables, builds, and lab equipment - Experience with basic logs, metrics, and debugging steps - Ability to work on‑site in Chicago (no remote option) - Experience with mobile or PC hardware performance testing - Exposure to AI/ML workloads or latency‑sensitive applications - Strong attention to detail and clear communication skills - Familiarity with device flashing, ADB, performance profilers, or network throttling tools - Experience working in an engineering lab or device test environment Company Overview - Lenovo Group is a computer technology company that manufactures personal computers, smartphones, televisions, and wearable devices. It was founded in 1984, and is headquartered in Beijing, Beijing, CHN, with a workforce of 10001+ employees. Its website is https://www.lenovo.com/in/en/. Company H1B Sponsorship - Lenovo has a track record of offering H1B sponsorships, with 15 in 2026, 76 in 2025, 52 in 2024, 75 in 2023, 82 in 2022, 58 in 2021, 67 in 2020. Please note that this does not guarantee sponsorship for this specific role.