{"id":3850641,"url":"https://alion.io/job/apple-ac-dc-power-design-engineer","title":"AC-DC Power Design Engineer","company":{"id":12,"name":"Apple","domain":"apple.com","url":"https://alion.io/company/apple","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Apple Jobs","truth_index":{"grade":"A","score":89,"open_postings":835,"ghost_share":0,"stale_share":0.218,"repost_share":0.006,"time_to_fill_p50_days":90,"computed_at":"2026-11-08T05:47:12Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"staff","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["San Jose, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":10,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[],"status":"live","first_seen_at":"2026-11-06T00:27:51Z","employer_posted_date":"2026-11-06","last_verified_at":"2026-11-08T07:14:14Z","board_verified":true,"closed_at":null,"days_open":2,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":2},"description":"Apple is looking for an experienced AC-DC Adapter Design Engineer to develop the next generation of high-density offline power supplies for our portable products.\nIn this role, you will shape the architecture, performance, and reliability of adapters used by millions of customers around the world. Our team is collaborative, creative and passionate about what we do and the products we make.\nCome join us!\nDescription\nYou will lead designs from early concept exploration through mass production, working hands-on with simulations, prototypes, and validation in the lab. You will partner closely with mechanical, thermal, reliability, and manufacturing teams to deliver compact, efficient, and robust power solutions that meet demanding design goals and ship at high volume.\nThis is a highly technical, individual contributor role for an engineer who enjoys solving complex problems, sweating the details, and taking full ownership of their design from first principles to factory ramp.\nMinimum Qualifications\nBachelor’s in EE or related field and a minimum of 10 years of industry experience\nExperience with AC/DC power conversion topologies such as flyback, resonant converter and PFC design\nStrong foundation in semiconductor and power electronics fundamentals, including silicon/GaN behavior, circuit analysis, control systems, magnetics, and embedded systems for power control\nProven ability to lead technical discussions and work effectively with cross-functional mechanical, thermal, reliability, and manufacturing teams\nPreferred Qualifications\nMaster's or Ph.D. in EE, with 5 years or equivalent of relevant working experience\nExperience in high-volume adapter development, with familiarity in manufacturing processes, tolerances, and production variation.\nMastery of offline AC-DC power supply design , including topology selection (flyback, forward, LLC, other Resonant topologies) and high efficiency PFC design with advanced analog/digital control techniques\nPrior experience with a power supply module or adapter company is highly desirable\nEnd-to-end design capability - analytical modeling, in-depth simulation experience including parasitics , prototype bring-up, validation, and design-for-manufacturing\nExpertise in safety and EMC regulatory compliance, component selection, high-density layout, and cutting-edge efficiency optimization (including no-load and light-load techniques)\nDeep understanding of thermals, mechanical integration, packaging, and power density tradeoffs\nExperience in high frequency magnetic designs including magnetic material selection and various winding construction for power transformers and filters\nExcellent communication and presentation skills","description_format":"text","description_chars":2696,"description_truncated":false,"requirements":{"experience_years_min":10,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":true},"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Operating Systems","Laptops","Smartwatches & Fitness Trackers","Tablets"],"lifecycle":[{"event":"open","at":"2026-11-06T03:00:13Z"}],"visa":[{"country":"US","licensed_sponsor":true,"adverts_offering_sponsorship_24m":0,"sanctioned_now":false,"evidence":"H-1B filings in 12 months: 6,350 · green card filings: 39","filings_12m":6350,"filings_prev_12m":6528,"green_card_filings_12m":39,"median_offered_wage_usd":177313,"route":null,"cap_exempt":false,"checked_at":"2026-11-07T07:57:00+00:00","sources":["US Department of Labor: LCA disclosure data (H-1B, H-1B1, E-3)","US Department of Labor: PERM disclosure data (green cards)"],"filings_for_role_12m":0}],"liveness":{"score":99,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.993,"p_room":1,"age_days":2,"expected_fill_days":90,"reasons":["conf:2","urgency","velocity","win:early","comp:brand"],"computed_at":"2026-11-08T05:47:12Z"},"pay":null,"html_url":"https://alion.io/job/apple-ac-dc-power-design-engineer","json_url":"https://alion.io/job/apple-ac-dc-power-design-engineer.json","meta":{"generated_at":"2026-11-08T08:39:24Z","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":18753,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-09T00:00:00Z"}},"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":12},"rest":"https://alion.io/mcp/rest/get_company?id=12"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fapple-ac-dc-power-design-engineer"},{"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%2Fapple-ac-dc-power-design-engineer"},{"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%2Fapple-ac-dc-power-design-engineer"},{"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/apple-ac-dc-power-design-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fapple-ac-dc-power-design-engineer"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3850641}},{"tool":"search_jobs","arguments":{"company":"apple.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3850641},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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