{"id":107489,"url":"https://alion.io/job/cadence-sr-principal-c-software-engineer","title":"Sr Principal C++ Software Engineer","company":{"id":4351,"name":"Cadence Design Systems","domain":"cadence.com","url":"https://alion.io/company/cadence","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":79,"open_postings":101,"ghost_share":0,"stale_share":0.851,"repost_share":0,"time_to_fill_p50_days":47,"computed_at":"2026-10-17T05:46:00Z"}},"role":"Backend","role_family":"Backend","seniority":"lead","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Burlington, United States","United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":140000,"max":260000,"currency":"USD","period":"year","gross":null,"usd_annual":260000},"salary_estimate":null,"experience_years_min":10,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":"C++","optional":false},{"name":"Cadence Palladium","optional":false},{"name":"STL","optional":false},{"name":"Linux","optional":true},{"name":"TCP/IP","optional":true}],"status":"live","first_seen_at":"2026-08-07T00:00:00Z","employer_posted_date":"2026-08-07","last_verified_at":"2026-10-17T07:05:42Z","board_verified":true,"closed_at":null,"days_open":71,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":71},"description":"At Cadence, we hire and develop leaders and innovators who want to make an impact on the world of technology.\nWe are looking for a remarkably talented Software Engineer to join the Palladium Software Development team. You will work closely with a small team of exceptional engineers that are heavyweights in Cadence and EDA while developing the next generation Palladium emulation platform. The team brings a unique focus to quality and innovation while designing state-of-the-art Cadence emulation products for use in developing today’s multi-billion gate designs.\nResponsibilities\nYour responsibilities will include, but are not limited to, the following;\nWriting C/C++ to implement the software and operating environment for the emulation platform and features.\nDesigning the features, flows, and interfaces for the emulation platforms with other engineers.\nWriting functional, implementation, and test specifications for your code and features.\nImplementing unit, integration, and system tests for your code and features.\nCollaborating with cross-functional teams across all aspects of Palladium\nRequired Skills and Experience\nBS with a minimum of 10 years of experience OR MS with a minimum of 7 years of experience OR PhD with a minimum of 5 years of experience\nMUST HAVE STRONG C++ SOFTWARE DEVELOPMENT EXPERIENCE\nYou are a distinguished C/C++ / STL programmer among your peers and you love to collaborate about your coding projects and ideas with others.\n Experience with latest C++23 features is a plus.\nYou should be proficient in data structures and algorithm design, complexity and performance tradeoffs.\nExperience with Linux kernel and/or device drivers is desirable.\nBeing comfortable with multi-threading programming and TCP/IP programming is also plus.\nExperience with any industry simulation or emulation products are pluses.\nThe annual salary range for Massachusetts is $140,000 to $260,000. You may also be eligible to receive incentive compensation: bonus, equity, and benefits. Sales positions generally offer a competitive On Target Earnings (OTE) incentive compensation structure. Please note that the salary range is a guideline and compensation may vary based on factors such as qualifications, skill level, competencies and work location. Our benefits programs include: paid vacation and paid holidays, 401(k) plan with employer match, employee stock purchase plan, a variety of medical, dental and vision plan options, and more.\n We’re doing work that matters. Help us solve what others can’t.","description_format":"text","description_chars":2521,"description_truncated":false,"requirements":{"experience_years_min":10,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"phd","optional":false},"security_clearance":false,"languages":[]},"benefits":["Equity"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["EDA Software","Semiconductor IP & Chip Design Services"],"lifecycle":[{"event":"open","at":"2026-08-07T00:00:00Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 368 · green card filings: 176","filings_12m":368,"filings_prev_12m":268,"green_card_filings_12m":176,"median_offered_wage_usd":150882,"route":null,"cap_exempt":false,"checked_at":"2026-10-15T11:24:14+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":109}],"liveness":{"score":17,"band":"cold","label":"Long shot","p_open":1,"p_active":0.466,"p_room":0.36,"age_days":71,"expected_fill_days":47,"reasons":["conf:3","stale_co","velocity","win:tail","crowd:brand"],"computed_at":"2026-10-17T05:46:00Z"},"pay":{"stated_usd_annual":260000,"is_top_pay":true},"html_url":"https://alion.io/job/cadence-sr-principal-c-software-engineer","json_url":"https://alion.io/job/cadence-sr-principal-c-software-engineer.json","meta":{"generated_at":"2026-10-17T10:58:46Z","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":14347,"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":4351},"rest":"https://alion.io/mcp/rest/get_company?id=4351"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fcadence-sr-principal-c-software-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%2Fcadence-sr-principal-c-software-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%2Fcadence-sr-principal-c-software-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/cadence-sr-principal-c-software-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fcadence-sr-principal-c-software-engineer"}]}