Senior Technical Lead
India
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Job Description
Senior Technical Lead
| Bengaluru, KarnatakaChennai, Tamil Nadu

Job Summary

Seeking a Senior AI / GenAI Lead with strong hands-on experience in Document Intelligence, enterprise RAG, vector search, semantic modeling, and Knowledge Graphs. The role will design scalable AI knowledge-retrieval solutions combining Apache Iceberg, Apache Ossie, vector embeddings, graph retrieval, and structured metadata.

Key Responsibilities

Build document ingestion and NLP pipelines covering OCR, parsing, chunking, classification, metadata/entity extraction, and semantic enrichment.Use Apache Iceberg as a governed storage layer for document chunks, metadata, and vector embeddings.Design embedding, vector indexing, similarity/ANN search, metadata filtering, hybrid search, and reranking solutions.Develop semantic models using Apache Ossie for datasets, relationships, metrics, business concepts, and AI context.Design Knowledge Graphs and graph-based retrieval using GQL/Cypher or equivalent.Use Python and NetworkX for graph construction, traversal, relationship analysis, centrality, and community detection.Build advanced hybrid RAG solutions combining vector search, semantic models, Knowledge Graphs, and structured metadata.Design retrieval architectures for enterprise GenAI and agentic AI applications.

Skill Requirements

Document Intelligence, NLP & OCRApache IcebergApache Ossie / Semantic LayerVector Embeddings & Similarity SearchRAG / Hybrid Retrieval / RerankingKnowledge Graphs & GQL/CypherPython & NetworkXGraph AnalyticsMetadata & Entity ExtractionLLM / GenAI / Agentic AI integration

Other Requirements

Strong hands-on AI/data engineering background with experience designing production-grade enterprise RAG and knowledge-retrieval platforms. Ability to work across document processing, lakehouse/data architecture, NLP, vector retrieval, semantic modeling, and graph technologies.

Skill Keywords: GenAI | RAG | Document Intelligence | NLP | Apache Iceberg | Apache Ossie | Vector Search | Embeddings | Knowledge Graph | GQL | Cypher | Python | NetworkX | Hybrid Search | Agentic AI
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Information at a Glance

Why HCLTech?

At HCLTech, you'll supercharge your potential. You'll find your career. And you'll find your spark. All at a place that knows that helping its customers stay on top starts by putting its people first.

HCLTech is a global technology company, home to more than 230,000 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending September 2026 totaled $14.8 billion.