{"id":3481421,"url":"https://alion.io/job/sitime-sr-engineer-package-design","title":"Sr. Engineer, Package Design","company":{"id":58930,"name":"SiTime","domain":"sitime.com","url":"https://alion.io/company/sitime","size_band":"1-10","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":null},"role":"Industrial Engineering","role_family":"Industrial Engineering","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":["Santa Clara, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":138800,"max":190850,"currency":"USD","period":"year","gross":null,"usd_annual":190850},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":"AutoCAD","optional":false}],"status":"live","first_seen_at":"2026-10-16T01:03:50Z","employer_posted_date":"2026-10-16","last_verified_at":"2026-10-31T13:43:59Z","board_verified":true,"closed_at":null,"days_open":15,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":15},"description":"About SiTime\nSiTime is the Precision Timing company.\nTiming is the heartbeat of all electronics, ensuring performance, resilience and scalability. For decades, quartz devices, non-silicon technology, have kept systems in sync, but they struggle in harsher, more demanding environments. MEMS-based Precision Timing delivers greater accuracy, smaller size and resilience. Today, MEMS timing powers over 400 applications, including high-growth ones in AI datacenters, automated driving, industrial and humanoid robots, wearables and IoT.\nOur semiconductor MEMS programmable solutions offer a rich feature set that enables customers to differentiate their products with higher performance, smaller size, lower power, and better reliability. With more than 4 billion devices shipped, SiTime is changing the timing industry. For more information, visit: www.sitime.com.\nJob Summary\nThe Senior Semiconductor Package Engineer is responsible for the specification, design, development, and qualification of unique custom packaging technology for SiTime’s revolutionary MEMS-based timing products. Packaging technologies include QFN, WLCSP, ceramic, substrate-based, and multi-chip/package modules, all of which incorporate custom-designed MEMS and CMOS components. We value diverse experiences, perspectives, and career paths, and welcome candidates who are excited to contribute to our mission.\n Responsibilities:\nDevelop new packaging technology for SiTime’s MEMS-based timing solutions\nLead activities for package design, development, and release-to-production\nDevelop, manage, and analyze DoEs running locally and overseas\nManage development activities at OSATs\nWork with OSATs to prototype and test new custom package designs\nEnsure new technologies achieve required performance, reliability, and quality requirements\nLead troubleshooting activities related to package design or performance\nQualifications & Requirements: \nM.S or PhD. Degree in Mechanical Engineering, Material Science, or other relevant field\n5+ years’ experience in semiconductor IC packaging technology and methodology\nExperience managing overseas OSATs to bring products into production\nKnowledge of leadframe-based, flip-chip, and substrate-based packages\nExperience with flip-chip and bumping technologies\nUnderstanding of thermal, stress, and electrical considerations in package design\nHands-on experience with CAD software (AutoCAD preferred but not required)\nThe desire to work in a fast-paced, challenging, and risk-taking environment\n Desired Characteristics & Attributes:\nUnderstanding of thermal, mechanical, and electrical modeling for semiconductor packages\nUnderstanding of material characterization techniques (DMA, TMA, TGA, etc.)\nIt is not necessary to meet all job requirements to be a qualified candidate for the position. \nEnglish proficiency is required, including the ability to effectively communicate, collaborate, and perform job responsibilities in a professional business environment.\nCompensation: \nAt SiTime, we believe great work deserves great rewards. We offer a comprehensive and highly competitive compensation package designed to attract top talent.\nIn addition to base salary, this role is eligible for a quarterly bonus tied to the achievement of innovation goals-reflecting our commitment to recognizing meaningful impact. We also offer equity grants, providing a meaningful opportunity to share in the company’s future growth and success.\nBenefits offered: 401k plan, health and wellness that includes medical, dental, vision, life, parental leave, legal services, and time off plans.\nSiTime is an Equal Opportunity Employer. We treat each person fairly and we do not tolerate discrimination or harassment against anyone on the basis of any protected characteristics, including race, color, religion, national or ethnic origin, sex, sexual orientation, gender identity or expression, age, disability, pregnancy, political affiliation, protected veteran status, protected genetic information, or marital status or other characteristics protected by law. SiTime participates in the E-Verify program.\nLearn More about SiTime: Review the Get to Know SiTime section of our career page to explore our culture, values, and what makes us unique. \nInnovation on Top - Philosophies of Innovation with Rajesh Vashist\nFabrication Knowledge - An Interview with Rajesh Vashist\n SiTime Corporation - YouTube\nPay Range\n$138,800—$190,850 USD","description_format":"text","description_chars":4429,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"master","optional":false},"security_clearance":false,"languages":[{"language":"English","level":"Advanced (C1)","optional":false}]},"benefits":["401k plan","Equity","Parental leave"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Passive Components & Connectors","Analog & Power Semiconductors"],"lifecycle":[{"event":"open","at":"2026-10-29T20:14:17Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 19 · green card filings: 3","filings_12m":19,"filings_prev_12m":10,"green_card_filings_12m":3,"median_offered_wage_usd":140455,"route":null,"cap_exempt":false,"checked_at":"2026-10-29T16:27:21+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":77,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":0.9,"age_days":15,"expected_fill_days":28,"reasons":["conf:3","velocity","win:mid","comp:brand"],"computed_at":"2026-10-31T05:58:55Z"},"pay":{"stated_usd_annual":190850,"is_top_pay":true},"html_url":"https://alion.io/job/sitime-sr-engineer-package-design","json_url":"https://alion.io/job/sitime-sr-engineer-package-design.json","meta":{"generated_at":"2026-10-31T16:02:14Z","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":25073,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-01T00:00:00Z"}},"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":58930},"rest":"https://alion.io/mcp/rest/get_company?id=58930"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fsitime-sr-engineer-package-design"},{"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%2Fsitime-sr-engineer-package-design"},{"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%2Fsitime-sr-engineer-package-design"},{"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/sitime-sr-engineer-package-design\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fsitime-sr-engineer-package-design"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3481421}},{"tool":"search_jobs","arguments":{"company":"sitime.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3481421},"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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