{"id":3998540,"url":"https://alion.io/job/cognizant-sr-data-scientist-ml-engineer","title":"SR Data scientist /ML Engineer","company":{"id":85,"name":"Cognizant","domain":"cognizant.com","url":"https://alion.io/company/cognizant","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"Cognizant Careers","truth_index":{"grade":"A","score":87,"open_postings":178,"ghost_share":0,"stale_share":0.489,"repost_share":0.056,"time_to_fill_p50_days":23,"computed_at":"2026-11-09T06:03:00Z"}},"role":"AI/ML","role_family":"AI/ML","seniority":"senior","employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Phoenix, United States"],"countries":["US"],"hiring_countries":["US"],"hiring_countries_total":1,"salary":{"min":110000,"max":125000,"currency":"USD","period":"year","gross":null,"usd_annual":125000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":"Embeddings","optional":false},{"name":"Gemini","optional":false},{"name":"Human-in-the-Loop","optional":false},{"name":"LLM","optional":false},{"name":"NLP","optional":false},{"name":"Python","optional":false},{"name":"PyTorch","optional":false},{"name":"Scikit-learn","optional":false},{"name":"Vertex AI","optional":false},{"name":"GCP","optional":true},{"name":"Google BigQuery","optional":true},{"name":"Google Cloud Spanner","optional":true},{"name":"Knowledge Graph","optional":true}],"status":"live","first_seen_at":"2026-11-09T19:39:30Z","employer_posted_date":"2026-11-10","last_verified_at":"2026-11-10T02:25:07Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"Cognizant (NASDAQ: CTSH) is a leading provider of information technology, consulting, and business process outsourcing services, dedicated to helping the world's leading companies build stronger businesses. Headquartered in Teaneck, New Jersey (U.S.). Cognizant is a member of the NASDAQ-100, the S&P 500, the Forbes Global 1000, and the Fortune 500 and we are among the top performing and fastest growing companies in the world.\nML/AI Data Scientist\nRole Summary\nBuild the matching, inference, and labeling models that resolve entities into golden records and bring Gemini-assisted intelligence into the ontology.\nKey Responsibilities\nOwn entity matching and bridging: design and build fuzzy and exact matching models to stitch duplicate entities into golden records.\nBuild inference models to support data profiling - identifying patterns, relationships, and anomalies in profiled source data.\nSupport the business-ontology effort with Gemini-assisted labeling models that classify records into business domains (Location, Asset, Service, Event, Work-ticket).\nDesign and build labeling workflows combining weak supervision, LLM-assisted labeling, and human-in-the-loop review.\nDeploy and manage matching, inference, and labeling models on Vertex AI.\nEvaluate model performance (precision/recall, drift) and work with the Architect and Data Domain SME to validate outputs against ontology rules.\nPartner with the Backend/Agent Engineer to expose matching/labeling models as callable tools within the agent orchestration layer.\nContinuously retrain and tune models as new source data and golden-record feedback become available.\nDocument model logic, training data lineage, and known limitations for each deployed model.\nSupport QA in defining acceptance thresholds for model-driven outputs (matching accuracy, labeling precision).\nCore Skills\nEntity resolution / matching: fuzzy and exact matching techniques for golden-record creation.\nInference and pattern-detection modeling over profiled data.\nLLM-assisted labeling and classification (Gemini) with human-in-the-loop review design.\nModel deployment, evaluation, and drift monitoring on Vertex AI.\nWeak supervision and semi-supervised labeling workflow design.\nRequired Qualifications\n5+ years in applied ML, including entity resolution, classification, or NLP-based matching.\nStrong Python; experience with PyTorch and/or scikit-learn.\nHands-on experience deploying and evaluating models on Vertex AI.\nExperience with embeddings, LLMs, or NLP techniques for matching and classification.\nExperience designing labeling workflows (weak supervision, LLM-assisted, human-in-the-loop).\nPreferred Qualifications\nExperience with knowledge graphs or ontology-aligned ML (feature use over graph data).\nMLOps experience (model versioning, monitoring, retraining pipelines).\nGCP ML Engineer certification.\nTools & Technologies\nVertex AI, Gemini APIs, Python, PyTorch, scikit-learn, BigQuery, Spanner Graph or equivalent graph platform (for feature/context retrieval)\nDisclaimer: The salary, other compensation, and benefits information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable language\nSalary and Other Compensation:\nApplications will be accepted until Month Day, Year. 11/30/2026\nSalary and Other Compensation:\nApplications will be accepted until Month Day, Year.\nThe annual salary for this position is between $110,000 - $125,000 depending on experience and other qualifications of the successful candidate.\nThis position is also eligible for Cognizant’s discretionary annual incentive program, based on performance and subject to the terms of Cognizant’s applicable plans.\nBenefits: Cognizant offers the following benefits for this position, subject to applicable eligibility requirements:\n· Medical/Dental/Vision/Life Insurance\n· Paid holidays plus Paid Time Off\n· 401(k) plan and contributions\n· Long-term/Short-term Disability\n· Paid Parental Leave\n· Employee Stock Purchase Plan\nOur strength is built on our ability to work together. Our diverse backgrounds offer different perspectives and new ways of thinking. It encourages lively discussions, creativity, productivity, and helps us build better solutions for our clients. We want someone who thrives in this setting and is inspired to craft meaningful solutions through true collaboration.\nIf you are content with ambiguity, excited by change, and excel through autonomy, we’d love to hear from you!\n#LI-AV1#CB#Ind123","description_format":"text","description_chars":4515,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Life insurance","Parental leave"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Consulting & Digital Transformation","IT Outsourcing & Dedicated Teams","Engineering Services","Cloud Consulting & Migration"],"lifecycle":[{"event":"open","at":"2026-11-10T02:25:07Z"}],"visa":[{"country":"US","licensed_sponsor":true,"adverts_offering_sponsorship_24m":0,"sanctioned_now":false,"evidence":"H-1B filings in 12 months: 8,264","filings_12m":8264,"filings_prev_12m":11293,"green_card_filings_12m":0,"median_offered_wage_usd":112500,"route":null,"cap_exempt":false,"checked_at":"2026-11-09T07:32:21+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":292}],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":0,"expected_fill_days":24,"reasons":["conf:1","win:early","comp:brand"],"computed_at":"2026-11-10T04:10:19Z"},"pay":{"stated_usd_annual":125000,"is_top_pay":false},"html_url":"https://alion.io/job/cognizant-sr-data-scientist-ml-engineer","json_url":"https://alion.io/job/cognizant-sr-data-scientist-ml-engineer.json","meta":{"generated_at":"2026-11-10T04:10:19Z","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":9749,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-11T00:00:00Z"}},"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":85},"rest":"https://alion.io/mcp/rest/get_company?id=85"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fcognizant-sr-data-scientist-ml-engineer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":2,"usd":0.2},"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%2Fcognizant-sr-data-scientist-ml-engineer"},{"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%2Fcognizant-sr-data-scientist-ml-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/cognizant-sr-data-scientist-ml-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fcognizant-sr-data-scientist-ml-engineer"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3998540}},{"tool":"search_jobs","arguments":{"company":"cognizant.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3998540},"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. Docs: https://alion.io/developers"}}