Senior AI Platform Engineer — Production-Grade AI

TNS Inc.; Reston, Northern (VA, KY); Hybrid; USD 150,000 - 250,000; Full time

Benefits offered by this job

Medical and dental coverage

Life insurance

Paid holidays and vacations

401K with company match

Job summary

TNS Inc. seeks a Sr AI Architect/Engineer to build and operate a secure AI platform on AWS Bedrock, delivering production-grade AI/LLM capabilities. You will own model deployment, access control, and data residency while ensuring governance and cost discipline across the enterprise.

You will partner with lines of business to deliver measurable AI value, bake in security, and drive adoption of AI across the organization.

Qualifications

• Hands-on experience building and deploying production AI/LLM applications (RAG, agents, tool use, orchestration, evaluation).
• Experience with a managed model platform in production, preferably AWS Bedrock.
• Strong focus on secure, scalable platform design and governance.

Responsibilities

• Build and operate the AI platform on a production-grade foundation.
• Own model deployment, access control, and data residency decisions across environments.
• Design secure data connections to enterprise systems and ensure governance and auditing.
• Instrument, monitor, and optimize cost, reliability and performance of AI services.
• Collaborate with lines of business to drive adoption and measurable value.

Skills

AI/LLM engineering

RAG

Agents

Orchestration

Evaluation

Cloud deployment

Tools

AWS Bedrock

Terraform

CI/CD pipelines

Job description

TNS Inc. seeks a Sr AI Architect/Engineer to build and operate a secure AI platform on AWS Bedrock, delivering production-grade AI/LLM capabilities. You will own model deployment, access control, and data residency while ensuring governance and cost discipline across the enterprise.

You will partner with lines of business to deliver measurable AI value, bake in security, and drive adoption of AI across the organization.