{"id":1211948,"url":"https://alion.io/job/rebellions-package-pisi-engineer","title":"Package PI/SI Engineer","company":{"id":173,"name":"Rebellions","domain":"rebellions.ai","url":"https://alion.io/company/rebellions","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greeting","truth_index":{"grade":"C","score":67,"open_postings":38,"ghost_share":0.553,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":55,"computed_at":"2026-10-17T05:46:00Z"}},"role":"Hardware","role_family":"Hardware","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Seongnam, South Korea"],"countries":["KR"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":83000,"max_usd":191000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":1655},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Ansys HFSS","optional":false},{"name":"Ansys SIwave","optional":false},{"name":"Cadence Sigrity","optional":false},{"name":"Keysight ADS","optional":false}],"status":"live","first_seen_at":"2026-01-28T13:09:31Z","employer_posted_date":"2026-09-25","last_verified_at":"2026-10-17T20:44:42Z","board_verified":true,"closed_at":null,"days_open":262,"trust":{"level":"ghost","repost_count":0,"flags":["stale","company_stale"],"days_open":261},"description":"About the Job\nAs a Principal SI/PI Engineer, you will lead the electrical integrity strategy for next-generation AI and high-performance computing systems. With over 10 years of expertise, you will ensure robust power delivery and signal fidelity across cutting-edge interfaces like HBM3E and PCIe Gen6. This role drives innovation in 2.5D/3D packaging and automated design flows to maintain leadership in silicon-to-system performance.\nResponsibilities and Opportunities\nPower Integrity (PI) Optimization: Perform DC/AC analysis, including IR Drop and PDN impedance profiling, to ensure stable power delivery under high-frequency dynamic loads.\nSignal Integrity (SI) Analysis: Conduct electromagnetic (EM) simulations to mitigate Crosstalk, Reflection, and Insertion Loss for high-speed interfaces (PCIe Gen6, HBM3E, Ethernet, D2D).\nInnovation Opportunity: Lead the implementation of next-generation packaging solutions (2.5D/3D, Chiplets) and develop automated design flows using advanced optimization techniques.\nCo-work and communicate with DSP for implementation\nKey Qualifications\n5+ years of experience\nSimulation Mastery: Expert-level use of SI/PI simulation tools (e.g., ANSYS HFSS, SIwave, Cadence Sigrity, or Keysight ADS)\nValidation Skills: Proven ability to perform \"Simulation vs. Measurement\" correlation using high-end lab equipment (VNA, TDR, and 10GHz+ Oscilloscopes)\nIdeal Qualifications\nDeep understanding HBM3E PHY, D2D PHY and Ethernet PHY\nExperience to design High-Speed Package Architecture: Design and optimize multi-layer semiconductor substrates\n전형절차\n서류전형 > On-line 인터뷰 > On-site 인터뷰 > Culture-fit 인터뷰 > 처우 협의 > 최종 합격\n전형절차는 직무별로 다르게 운영될 수 있으며, 일정 및 상황에 따라 변동될 수 있습니다.\n전형 일정 및 결과는 지원 시 작성하신 이메일로 개별 안내드립니다.\n참고사항\n본 공고는 모집 완료 시 조기 마감될 수 있습니다.\n지원서 내용 중 허위사실이 있는 경우에는 합격이 취소될 수 있습니다.\n채용 및 업무 수행과 관련하여 요구되는 법령 상 자격이 갖추어지지 않은 경우 채용이 제한될 수 있습니다.\n보훈 대상자 및 장애인 여부는 채용 과정에서 어떠한 불이익도 미치지 않습니다.\n담당 업무 범위는 후보자의 전반적인 경력과 경험 등 제반사정을 고려하여 변경될 수 있습니다. 이러한 변경이 필요할 경우, 최종 합격 통지 전 적절한 시기에 후보자와 커뮤니케이션 될 예정입니다.\n채용 관련 문의사항은 아래 메일 주소로 문의바랍니다. \n ","description_format":"text","description_chars":2070,"description_truncated":false,"requirements":{"experience_years_min":5,"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","AI Compute & Inference","AI Chips & Accelerators"],"lifecycle":[{"event":"open","at":"2026-09-25T04:44:08Z"}],"visa":[],"liveness":{"score":7,"band":"cold","label":"Long shot","p_open":1,"p_active":0.261,"p_room":0.28,"age_days":261,"expected_fill_days":55,"reasons":["conf:2","stale_co","ghost","win:tail","crowd:"],"computed_at":"2026-10-17T05:46:00Z"},"pay":null,"html_url":"https://alion.io/job/rebellions-package-pisi-engineer","json_url":"https://alion.io/job/rebellions-package-pisi-engineer.json","meta":{"generated_at":"2026-10-17T21:26:20Z","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":6099,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-18T00:00:00Z"}},"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":173},"rest":"https://alion.io/mcp/rest/get_company?id=173"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Frebellions-package-pisi-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%2Frebellions-package-pisi-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%2Frebellions-package-pisi-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/rebellions-package-pisi-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Frebellions-package-pisi-engineer"}]}