{"id":2731485,"url":"https://alion.io/job/cixtech-chip-validation-ip-system-engineer-audio","title":"Chip Validation IP System Engineer - Audio","company":{"id":1983170,"name":"Cix Technology","domain":"cixtech.com","url":"https://alion.io/company/cixtech","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Beisen","truth_index":{"grade":"B","score":75,"open_postings":34,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-26T05:57:25Z"}},"role":"DevOps","role_family":"DevOps","seniority":"middle","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Shanghai, China"],"countries":["CN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":21000,"max_usd":54000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":40},"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"Linux","optional":false},{"name":"Python","optional":false},{"name":"RTOS","optional":false}],"status":"live","first_seen_at":"2026-03-20T11:13:36Z","employer_posted_date":"2026-10-16","last_verified_at":"2026-10-26T22:40:24Z","board_verified":true,"closed_at":null,"days_open":220,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":219},"description":"岗位职责 / Responsibilities\nBy joining us, you will collaborate with the world's leading CPU research team to design low-power and high-performance CPU products. Your job responsibilities include, but are not limited to: \nWork with customers, chip designers and architects to decompose the system-level requirements of the SOC, formulate system test strategies and plans, analyze system workloads and develop end-to-end system tests.\nDevelop diagnostic programs on prototype platforms such as IP behavior simulation models/Emulation/FPGA to diagnose IP modules, including but not limited to Audio HIFI subsystems, I2S, HDA protocols, codec subsystems, etc.\nCollaborate with the DV and firmware teams to reproduce and solve RTL/software/prototype platform issues identified during Pre-Silicon verification.\nDevelop programs required for chip testing during Post-Silicon production, including characterization test cases and performance test cases.\n任职要求 / Requirements\nJob Requirements\nComputer science, electronics, communication and related majors, bachelor's degree or above, 5 years or more relevant experience\nFamiliar with x86/ARM/RISC-V architectures, familiar with CPU programming models\nFamiliar with laboratory working environment, including use of high-speed oscilloscopes, protocol analyzers, etc.\nHave experience in C/C++ program development and debugging, familiar with scripting languages such as Python/Shell\nHave extensive experience in developing and debugging in FPGA and emulation environments, and be familiar with the use of Trace32 is preferred\nHave at least one type of software environment-based Bare metal testing development experience: RTOS/ATF/UEFI/Linux Kernel is beneficial\nBe familiar with common audio interfaces, such as SPI/I2C/I2S/PCM/A2B/TDM is highly desirable\nUnderstand audio and speech encoder formats (MP3, AAC, WMA, AC3, Dolby Digital, DTS, FLAC, AMR, etc.) is preferred\nStrong analytical and troubleshooting ability for complex SoC systems.\nExcellent communication skills for cross-team coordination.\nAdaptability and self-motivation in a dynamic R&D environment.\nAcademic Credentials:\nA B.Sc. 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