Senior GenAI Architect — Enterprise AI & Platform Design

Tata Consultancy Services Limited; Oaks (PA); On-site; USD 110,000 - 130,000; Full time

Benefits offered by this job

Discretionary Annual Incentive

Commuter Benefits

Certification & Training Reimbursement

Medical Coverage: Dental & Vision

Job summary

Tata Consultancy Services Limited seeks an experienced Technical Architect to define end-to-end enterprise AI architectures and GenAI strategies in Oaks, PA. You will shape reference patterns, evaluate models and platforms, and guide secure integrations across enterprise systems.

Lead engineering teams, optimize prompts and routing, and ensure scalable, cost-aware AI deployments while collaborating with security, data, and governance units.

Qualifications

• Strong enterprise solution architecture experience with significant exposure to AI/ML and GenAI.
• Hands-on understanding of LLMs, SLMs, RAG, embeddings, vector databases, AI agents, prompt engineering, and model evaluation.
• Experience with cloud AI platforms such as Azure AI, AWS, or Google Cloud.
• Understanding of commercial and open-source AI models.
• Strong knowledge of APIs, microservices, containers, cloud architecture, security, and enterprise integration.
• Ability to evaluate architectural trade-offs across quality, performance, risk, scalability, and cost.

Responsibilities

• Define end-to-end architecture for enterprise AI and GenAI solutions.
• Establish reference architectures and reusable patterns for LLM, SLM, RAG, agentic AI, and traditional ML solutions.
• Evaluate AI models and platforms based on business requirements, accuracy, latency, security, scalability, and cost.
• Define criteria for determining when to use AI, what type of AI to use, and when traditional technology or automation is more appropriate.
• Develop strategies for model routing, token optimization, caching, prompt optimization, and inference-cost management.
• Architect secure integration of AI solutions with enterprise applications, APIs, data platforms, and knowledge repositories.
• Provide architecture guidance for AI agents, orchestration, vector databases, embeddings, APIs, and model gateways.
• Collaborate with security, data, infrastructure, governance, and application architecture teams.
• Provide technical leadership to engineering teams and conduct architecture/design reviews.
• Help translate business use cases into scalable AI solution architectures.

Skills

Enterprise architecture

AI/ML/GenAI exposure

LLMs/SLMs/RAG

APIs & microservices

Security & enterprise integration

Prompt engineering

Model evaluation

Cloud platforms (Azure/AWS/GC)

Education

Bachelor of Computer Science

Tools

Azure

Job description

Tata Consultancy Services Limited seeks an experienced Technical Architect to define end-to-end enterprise AI architectures and GenAI strategies in Oaks, PA. You will shape reference patterns, evaluate models and platforms, and guide secure integrations across enterprise systems.

Lead engineering teams, optimize prompts and routing, and ensure scalable, cost-aware AI deployments while collaborating with security, data, and governance units.