Senior Agentic AI Engineer: LLM & Tooling Expert

Systems Technology Group, Inc. (STG); Dearborn (MI); On-site; USD 140,000 - 200,000; Full time

Job summary

Systems Technology Group, Inc. (STG) seeks a Sr. Agentic AI Solutions Engineer to design and implement production-grade AI systems using LLM agentic patterns, tool-calling, and looped reasoning.

You will work across Python, Java/Spring Boot, and Angular, with strong emphasis on data, cloud, and secure integration in enterprise environments. You will apply advanced PostgreSQL optimization and pgvector techniques on Google Cloud Platform services like Vertex AI, Cloud Run, and GKE, while building

Qualifications

• 5+ years of software engineering experience.
• 2+ years implementing LLM agentic systems, function/tool-calling, and reasoning loops in production.
• Proficiency in Python, Java, and Angular.
• Experience with AI tooling (LangGraph, CrewAI, LlamaIndex, Vertex AI) and guardrail frameworks.
• Strong SQL skills with PostgreSQL, including pgvector, and Google Cloud Platform exposure.
• Security and ops focus: OAuth 2.0/mTLS, Docker, CI/CD, and observability monitoring.

Skills

Software engineering

LLM agentic systems

Reasoning loops

LangGraph

CrewAI

LlamaIndex

Vertex AI

Python

Java

Angular

PostgreSQL

pgvector

OAuth/mTLS

Docker

CI/CD

Observability

Legal operations

Litigation management

Tools

LangGraph

CrewAI

LlamaIndex

Vertex AI

PostgreSQL

Docker

Cloud Run

GKE

pgvector

Apigee

OAuth

CI/CD

Observability

Job description

Systems Technology Group, Inc. (STG) seeks a Sr. Agentic AI Solutions Engineer to design and implement production-grade AI systems using LLM agentic patterns, tool-calling, and looped reasoning.

You will work across Python, Java/Spring Boot, and Angular, with strong emphasis on data, cloud, and secure integration in enterprise environments. You will apply advanced PostgreSQL optimization and pgvector techniques on Google Cloud Platform services like Vertex AI, Cloud Run, and GKE, while building