{"id":1315727,"url":"https://alion.io/job/infineon-technologies-principal-engineer-psu-system-application","title":"Principal Engineer PSU System Application","company":{"id":51757,"name":"Infineon Technologies","domain":"infineon.com","url":"https://alion.io/company/infineon-technologies","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Eightfold","truth_index":{"grade":"B","score":83,"open_postings":215,"ghost_share":0,"stale_share":0.679,"repost_share":0,"time_to_fill_p50_days":53,"computed_at":"2026-10-14T06:34:16Z"}},"role":"Backend","role_family":"Backend","seniority":"lead","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Xi'an, China"],"countries":["CN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":28000,"max_usd":84000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":1790},"experience_years_min":6,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[],"status":"live","first_seen_at":"2026-07-08T08:15:03Z","employer_posted_date":"2026-09-05","last_verified_at":"2026-10-14T23:12:52Z","board_verified":true,"closed_at":null,"days_open":98,"trust":{"level":"ok","repost_count":1,"flags":[],"days_open":97},"description":"Your Role\nKey responsibilities in your new role\nDefine ORV3/MCRPS PSU requirements for 1Φ/3Φ AI front-end power supplies (up to ~50 V or HV outputs such as 400/800 V depending on architecture).\nSelect and optimize PFC/LLC and multilevel topologies (e.g., Vienna, ANPC) for efficiency, power density, and manufacture ability.\nDesign magnetics/transformers and ensure robust isolation strategy, sensing/protection, and thermal derating.\nDrive redundancy (N+1) behavior, EMI mitigation, and compliance alignment; correlate simulations with lab data.\nScout new platform concepts and evolving standards; collaborate with digital supervision (PSoC™/XMC™) and Infineon power devices (CoolSiC™,CoolMOS™, CoolGAN™, CoolSET).\nYour Profile\nQualifications and skills to help you succeed\nBSEE/MSEE in Electrical Engineering, Computer Engineering, or related field with 6-8 years of experience.\nDemonstrated AC/DC PSU design experience (PFC, LLC, holdup, inrush, protection, EMI).\nHands-on with power stage simulation, magnetics design, and compliance-driven validation.\nStrong system thinking for redundancy, reliability, and production readiness.\nOpen-minded, communicative; able to work under pressure and independently.\nContact:\n\n#WeAreIn for driving decarbonization and digitalization.\nAs a global leader in semiconductor solutions in power systems and IoT, Infineon enables game-changing solutions for green and efficient energy, clean and safe mobility, as well as smart and secure IoT. Together, we drive innovation and customer success, while caring for our people and empowering them to reach ambitious goals. Be a part of making life easier, safer and greener.\nAre you in?\nWe are on a journey to create the best Infineon for everyone.\n This means we embrace diversity and inclusion and welcome everyone for who they are. At Infineon, we offer a working environment characterized by trust, openness, respect and tolerance and are committed to give all applicants and employees equal opportunities. We base our recruiting decisions on the applicant´s experience and skills. Learn more about our various contact channels.\nWe look forward to receiving your resume, even if you do not entirely meet all the requirements of the job posting.\nPlease let your recruiter know if they need to pay special attention to something in order to enable your participation in the interview process.\nClick here for more information about Diversity & Inclusion at Infineon.","description_format":"text","description_chars":2472,"description_truncated":false,"requirements":{"experience_years_min":6,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Processors, MCUs & AI Chips","Analog & Power Semiconductors"],"lifecycle":[{"event":"open","at":"2026-09-26T18:29:39Z"},{"event":"close","at":"2026-10-08T01:04:20Z"},{"event":"reopen","at":"2026-10-10T03:39:34Z"}],"visa":[],"liveness":{"score":16,"band":"cold","label":"Long shot","p_open":1,"p_active":0.443,"p_room":0.36,"age_days":97,"expected_fill_days":53,"reasons":["conf:3","stale_co","velocity","win:tail","crowd:brand"],"computed_at":"2026-10-14T06:34:16Z"},"pay":null,"html_url":"https://alion.io/job/infineon-technologies-principal-engineer-psu-system-application","json_url":"https://alion.io/job/infineon-technologies-principal-engineer-psu-system-application.json","meta":{"generated_at":"2026-10-15T02:28:36Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":3627,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-16T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":51757},"rest":"https://alion.io/mcp/rest/get_company?id=51757"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Finfineon-technologies-principal-engineer-psu-system-application"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Finfineon-technologies-principal-engineer-psu-system-application"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Finfineon-technologies-principal-engineer-psu-system-application"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/infineon-technologies-principal-engineer-psu-system-application\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Finfineon-technologies-principal-engineer-psu-system-application"}]}