{"id":2434903,"url":"https://alion.io/job/hcltech-senior-data-science-specialist-3","title":"Senior Data Science Specialist","company":{"id":225,"name":"HCLTech","domain":"hcltech.com","url":"https://alion.io/company/hcltech","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"SuccessFactors","truth_index":null},"role":"Data Science","role_family":"Data Science","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":["Bengaluru, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":22000,"max_usd":46000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":55},"experience_years_min":10,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AI Agents","optional":false},{"name":"Amazon SageMaker","optional":false},{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"Databricks","optional":false},{"name":"Docker","optional":false},{"name":"FAISS","optional":false},{"name":"Git","optional":false},{"name":"GitHub","optional":false},{"name":"LangChain","optional":false},{"name":"LangGraph","optional":false},{"name":"LangSmith","optional":false},{"name":"LightGBM","optional":false},{"name":"LLM","optional":false},{"name":"Machine Learning","optional":false},{"name":"MLFlow","optional":false},{"name":"Model Context Protocol","optional":false},{"name":"Multi-Agent Systems","optional":false},{"name":"OpenSearch","optional":false},{"name":"pySpark","optional":false},{"name":"Python","optional":false},{"name":"RAG","optional":false},{"name":"Scikit-learn","optional":false},{"name":"SQL","optional":false},{"name":"Time Series Forecasting","optional":false},{"name":"Tool Use","optional":false},{"name":"XGBoost","optional":false},{"name":"Spark","optional":true}],"status":"live","first_seen_at":"2026-10-13T10:22:43Z","employer_posted_date":"2026-10-13","last_verified_at":"2026-10-14T17:55:45Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"Job Summary\nAn accomplished Principal / Expert Data Scientist with 10+ Year of experience and having deep expertise & hands-on in classical machine learning, GenAI Applications & ML lifecycle,\nKey Responsibilities\nKey Responsibilities\n1. Machine Learning & Statistical Modelling\nBuild and optimize complex ML models: regression, classification, clustering, sequence models, time series forecasting.\nLead sophisticated feature engineering and data quality analysis.\nApply statistical modelling techniques, experimental design, and Performance evaluation.\nDevelop scalable and maintainable ML pipelines for structured and unstructured data.\n2. GenAI & LLM Systems\nArchitect and develop LLM-based applications using SOTA LLM’s.\nBuild RAG pipelines using vector databases (faiss, aisearch, opensearch, PG vector etc).\nIntegrate GenAI systems with enterprise apps, APIs, and data sources.\nModel Context Protocol (MCP) & Tooling\nExposure of Agentic systems and multi-agent workflows\n3. Agentic Systems & Model Context Protocol (MCP)\nExposure to agentic system design, including tool-calling workflows, planner-executor patterns, and multi-agent coordination.\nIntegrate memory architectures such as episodic, semantic, and vector-based long-term memory within agent workflows.\nImplement and manage Model Context Protocol (MCP) servers to enable seamless connectivity between LLMs, tools, APIs, and enterprise applications.\nCollaborate with engineering teams to build reliable, extensible agent tooling and ensure smooth integration into production environments.\n4. Cloud ML-Ops & Quality\nML Modelling, data drift, concept drift, model quality monitoring.\nHands-on experience across AWS/ Azure/ Databricks, with flexibility to work on any cloud platform.\nAdhere to stringent quality assurance and documentation standards using version control and code repositories (e.g., Git, GitHub, Markdown)\n5. Leadership & Collaboration\nLead technical direction for AI solutions.\nWork with product teams to define AI features.\nSkill Requirements\nRequired Skills & Experience\n 10+ years in Classical ML, GenAI & ML-Ops.\nStrong experience in:\nPython, PySpark, SQL, Scikit-Learn, XGBoost, LightGBM, Random Forest\nLangChain, LangGraph, LangSmith (tracing, metrics, evaluations)\nMLflow / Sagemaker / Databricks\nDocker, Git-Ops\nExperience building production-grade GenAI applications.\nSkilled in EDA, DOE, and model evaluation metrics for identifying data patterns, validating hypotheses, and improving model quality\nOther Requirements\nBE or Equivalent Degree","description_format":"text","description_chars":2533,"description_truncated":false,"requirements":{"experience_years_min":10,"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":["IT Consulting & Digital Transformation","IT Outsourcing & Dedicated Teams","Systems Integrators"],"lifecycle":[{"event":"open","at":"2026-10-13T10:22:43Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":0,"expected_fill_days":22,"reasons":["conf:0","win:early","comp:brand"],"computed_at":"2026-10-14T06:34:16Z"},"pay":null,"html_url":"https://alion.io/job/hcltech-senior-data-science-specialist-3","json_url":"https://alion.io/job/hcltech-senior-data-science-specialist-3.json","meta":{"generated_at":"2026-10-14T20:25:29Z","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":27088,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-15T00:00:00Z"}},"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":225},"rest":"https://alion.io/mcp/rest/get_company?id=225"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fhcltech-senior-data-science-specialist-3"},{"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%2Fhcltech-senior-data-science-specialist-3"},{"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%2Fhcltech-senior-data-science-specialist-3"},{"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/hcltech-senior-data-science-specialist-3\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fhcltech-senior-data-science-specialist-3"}]}