Sr Tech Lead-GenAI VectorDBand Postgre

HCLTech is looking for a highly talented and self- Senior Agentic Platform Engineer to join it in advancing the technological world through innovation and creativity.

Role :Senior Agentic Platform Engineer
Location : AustinTX or Cupertino CA

LangGraph LangChain Multi LLM (Claude Llaama OpenAI GPT TigerGraph & GSQL dbt Snowflake DQ Python Vector DB

We are seeking a Senior Agentic Platform Engineer to serve as the lead architect and implementer for our Intelligence Layer. This role is designed for a senior individual contributor who can operate with high autonomy to design develop and deploy production-ready solutions that optimize both internal data operations and external-facing intelligence. You will be responsible for the end-to-end delivery of the connective tissue between our multi-agent architecture and our knowledge graph supporting the existing team by accelerating technical milestones and hardening the CI/CD processes required for reliable AI deployment.

Core Delivery Categories
Agentic Systems & Orchestration: Lead the build-out of a multi-agent architecture using LangGraph. You will design cyclic stateful workflows implement persistence and manage Human-in-the-Loop (HITL) checkpoints.
Graph-Native Intelligence: Autonomously design the Ontology-to-Schema pipeline mapping OWL/SKOS enterprise ontologies into TigerGraph. You will develop high-performance GSQL and architect multigraph memory systems for agentic reasoning.
Trusted Data Materialization: Own the materialization of data products in Snowflake using dbt specifically focusing on the DQ rules engine and automated Trust Score computation.
Internal & External Skill Development: Design and deploy agents tailored for Internal Data Ops (automating metadata harvest and DQ remediation) as well as External-Facing Skills that provide governed high-trust insights to end-users.
Technical Expertise & Experience Requirements
10 years of Senior Software & Data Engineering experience with a proven track record of production delivery within a global enterprise environment.
Advanced Agentic Orchestration (2 years): Deep hands-on mastery of LangGraph (StateGraph Command and Persistence) and LangChain.
Multi-LLM Mastery: Expert implementation of frontier models (including Anthropic Claude OpenAI GPT and Llama) and the Model Context Protocol (MCP) for standardized tool-calling and context injection across model providers.
TigerGraph & GSQL Specialist (5 years): Expert-level proficiency in GSQL development including writing distributed graph algorithms and optimizing complex sub-queries.

Preferred Experience
Unstructured Data & Vectors: Experience with unstructured data management and the implementation of vector databases (e.g. Pinecone Weaviate or Snowflake Cortex Search) within RAG architectures.
Enterprise Metadata Management: Hands-on experience with DataHub or similar data catalog and metadata management solutions to drive automated discovery.
Domain Expertise: Familiarity with Sales B2B and B2C data processes and associated tooling (e.g. Salesforce) including experience navigating CRM schemas for agentic tool-calling.
Governance & Security: Familiarity with data privacy and security frameworks (GDPR SOC2) as they apply to autonomous agents and Large Language Models.
Community Engagement: Contributions to open-source agentic frameworks or participation in the development of the Model Context Protocol (MCP) ecosystem.
Role Expectations for Contractors
Autonomous Execution: You are expected to take high-level architectural goals and drive them through to a deployed documented and production-tested state without daily supervision.
Team Support & Force Multiplication: Act as a technical anchor for the internal team removing blockers in the agent-graph interface and ensuring architectural consistency.
Stability & Observability: Your focus is on building resilient systems that are observable scalable and governed prioritizing long-term system health over simple prototyping.

Pay Range Minimum: $ 64000 per year

Pay Range Maximum: $ 130900 per year

HCLTech is an equal opportunity employer committed to providing equal employment opportunities to all applicants and employees regardless of race religion sex color age national origin pregnancy sexual orientation physical disability or genetic information military or veteran status or any other protected classification in accordance with federal state and/or local law. Should any applicant have concerns about discrimination in the hiring process they should provide a detailed report of those concerns to for investigation.

A candidates pay within the range will depend on their skills experience education and other factors permitted by law. This role may also be eligible for performance-based bonuses subject to company addition this role is eligible for the following benefits subject to company policies: medical dental vision pharmacy life accidental death & dismemberment and disability insurance; employee assistance program; 401(k) retirement plan; 10 days of paid time off per year (some positions are eligible for need-based leave with no designated number of leave days per year); and 10 paid holidays per year

How Youll Grow

At HCLTech we offer continuous opportunities for you to find your spark and grow with us. We want you to be happy and satisfied with your role and to really learn what type of work sparks your brilliance the best. Throughout your time with us we offer transparent communication with senior-level employees learning and career development programs at every level and opportunities to experiment in different roles or even pivot industries. We believe that you should be in control of your career with unlimited opportunities to find the role that fits you best.