Principal AI Systems Architect | FDE Lead

Thomson Reuters; Washington (District of Columbia); Hybrid; USD 159,000 - 295,000; Full time

Benefits offered by this job

Hybrid Work Model

Flexible benefits

Mental Health Days

Tuition Reimbursement

Job summary

Thomson Reuters is seeking a senior technical leader to define the technology strategy for CoCounsel's Forward Deployed Engineering team. You will own high-stakes AI engagements, shaping architecture, platforms, and delivery while collaborating with product and leadership.

You’ll stay hands-on, raise the engineering bar, and help make the team AI-native and secure. This hybrid role offers opportunities to influence across engineering, legal tech ecosystems, and enterprise customers.

Qualifications

• 12+ years of software engineering with emphasis on system design and architecture.
• Experience owning technical requirements, strategy, and roadmaps.
• Hands-on AI/ML and LLM deployments in production.
• Proficiency with orchestration frameworks and RAG architectures.
• Experience with MCP and A2A patterns for interoperable AI systems.
• Strong Python development (FastAPI or similar).
• Cloud platform experience (AWS/Azure/GCP) and IaC.
• Experience with observability tools and AI eval platforms.
• Secure API development with OAuth 2.0, OpenID Connect, JWT.
• Influence across teams and communicate complex ideas to leadership.

Responsibilities

• Define and drive long-term technical vision and strategy for FDE.
• Lead complex AI initiatives from concept through production with hands-on design.
• Architect scalable, secure AI systems integrating with client environments.
• Design RAG pipelines and agentic workflows and reusable components.
• Set standards for MLOps, IaC, and CI/CD to ensure security and repeatability.
• Mentor engineers and review architecture across teams.

Skills

System design

Distributed systems

AI/ML in production

LLMOps/MLOps

Python

REST APIs

Cloud platforms

OAuth/OpenID/JWT

LangChain/LangGraph

Leadership influence

Tools

Docker/Kubernetes

LangChain/LangGraph

Terraform/CDK

Datadog/Grafana/Prometheus

Job description

Thomson Reuters is seeking a senior technical leader to define the technology strategy for CoCounsel's Forward Deployed Engineering team. You will own high-stakes AI engagements, shaping architecture, platforms, and delivery while collaborating with product and leadership.

You’ll stay hands-on, raise the engineering bar, and help make the team AI-native and secure. This hybrid role offers opportunities to influence across engineering, legal tech ecosystems, and enterprise customers.