Senior AI Platform Architect & Engineer

Transaction Network Services (TNS); California; On-site; USD 150,000 - 250,000; Full time

Benefits offered by this job

Medical and dental coverage

Life insurance

Paid holidays and vacations

401K plan with company match

Job summary

TNS is seeking a senior engineer to design and operate a secure, production‑grade AI platform on AWS Bedrock. You’ll own model hosting, orchestration, data connectivity, and governance, partnering with lines of business to turn AI into measurable value.

This role requires hands‑on software engineering, experience with a managed model platform, IAM/VPC, and cost discipline. You will ship production use cases, establish intake processes, and drive adoption across teams while maintaining security

Qualifications

• Strong software / solutions engineering background with hands-on experience building and deploying production AI/LLM applications.
• Experience with a managed model platform in production; AWS Bedrock strongly preferred.
• Ability to build and operate data connectivity to enterprise systems with permission-aware retrieval.
• Understanding of enterprise security and data governance.

Responsibilities

• Build and operate the secure, production-grade AI platform on AWS Bedrock.
• Own model access, hosting posture, and routing to multiple models.
• Develop the application harness for prompt management and orchestration.
• Design secure data connections to Microsoft 365, SharePoint, databases.
• Architect least-privilege access and defend against AI threats.
• Instrument platform with monitoring, dashboards, and alerting.
• Own AI spend, cost attribution, budgets and chargeback.
• Create reusable patterns, templates, and guardrails.
• Embed with lines of business to drive measurable value.

Skills

AI/LLM engineering

AWS Bedrock

IAM / Entra ID

Security governance

Cost optimization

Production operations

Cross-functional collaboration

Monitoring & observability

Cost transparency

Cloud infrastructure

Tools

AWS ecosystem (IAM, VPC, CloudWatch)

Entra ID

Private networking

Job description

TNS is seeking a senior engineer to design and operate a secure, production‑grade AI platform on AWS Bedrock. You’ll own model hosting, orchestration, data connectivity, and governance, partnering with lines of business to turn AI into measurable value.

This role requires hands‑on software engineering, experience with a managed model platform, IAM/VPC, and cost discipline. You will ship production use cases, establish intake processes, and drive adoption across teams while maintaining security