{"id":3908312,"url":"https://alion.io/job/querentia-senior-ml-engineer-lead","title":"Senior ML Engineer – Lead","company":{"id":4460938,"name":"Querentia","domain":"querentia.com","url":"https://alion.io/company/querentia","size_band":"11-50","is_staffing_agency":true,"employer_type":"agency","is_intermediary":false,"listed_via":null,"ats_vendor":"Schema","truth_index":{"grade":"C","score":56,"open_postings":218,"ghost_share":0.729,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-11-12T10:38:37Z"}},"role":"AI/ML","role_family":"AI/ML","seniority":"lead","employment_type":"contractor","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Brampton, Canada"],"countries":["CA"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"Azure Data Factory","optional":false},{"name":"Databricks","optional":false},{"name":"ETL/ELT","optional":false},{"name":"Machine Learning","optional":false},{"name":"pySpark","optional":false},{"name":"Python","optional":false},{"name":"Spark","optional":false},{"name":"SQL","optional":false}],"status":"live","first_seen_at":"2026-07-27T00:00:00Z","employer_posted_date":"2026-07-27","last_verified_at":"2026-11-12T00:39:35Z","board_verified":true,"closed_at":null,"days_open":109,"trust":{"level":"ghost","repost_count":0,"flags":["stale","company_stale"],"days_open":109},"description":"Role: Senior ML Engineer - LeadJob Summary\nWe are seeking a Senior ML Engineer - Lead to design, build, and optimize scalable data and machine learning solutions on Azure. The ideal candidate will have strong expertise in Azure Data Factory, Azure Databricks, Azure Machine Learning, PySpark, SQL, and Python , along with proven leadership experience managing technical teams.\nKey Responsibilities\nDesign, develop, and maintain scalable data pipelines using Azure Data Factory (ADF) .\nBuild ETL/ELT solutions using Azure Databricks and PySpark .\nDevelop and optimize data architectures to support machine learning and analytics.\nBuild infrastructure for data extraction, transformation, and loading using Azure big data technologies.\nCollaborate with Product, Data Science, Design, and business stakeholders to deliver data-driven solutions.\nDevelop data tools and platforms to support analytics and machine learning initiatives.\nEnsure performance, scalability, security, and reliability of Azure data solutions.\nLead and mentor a team of 10-15 engineers while driving technical delivery.\nRequired Skills & Experience\nStrong hands-on experience with:\nAzure Data Factory (ADF)\nAzure Databricks\nAzure Machine Learning\nPySpark\nPython\nSQL\nExperience with Azure Security , DevOps , and cloud-based data platforms.\nExposure to AWS is an asset.\nStrong understanding of Spark and modern data engineering practices.\nExcellent leadership, presentation, stakeholder management, and communication skills.\nProven experience leading high-performing engineering teams.","description_format":"text","description_chars":1554,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":10,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-11-07T04:56:30Z"}],"visa":[],"liveness":{"score":3,"band":"cold","label":"Long shot","p_open":1,"p_active":0.109,"p_room":0.28,"age_days":108,"expected_fill_days":22,"reasons":["conf:9","agency","stale_co","urgency","velocity","ghost","win:tail","crowd:brand"],"computed_at":"2026-11-12T10:38:37Z"},"pay":null,"html_url":"https://alion.io/job/querentia-senior-ml-engineer-lead","json_url":"https://alion.io/job/querentia-senior-ml-engineer-lead.json","meta":{"generated_at":"2026-11-13T08:54:43Z","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":18492,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-14T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.1,"usd":0.01,"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":4460938},"rest":"https://alion.io/mcp/rest/get_company?id=4460938"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fquerentia-senior-ml-engineer-lead"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"free","price":{"credits":0,"usd":0},"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%2Fquerentia-senior-ml-engineer-lead"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.1,"usd":0.01},"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%2Fquerentia-senior-ml-engineer-lead"},{"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/querentia-senior-ml-engineer-lead\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fquerentia-senior-ml-engineer-lead"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3908312}},{"tool":"search_jobs","arguments":{"company":"querentia.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3908312},"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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