Principal ML Engineer — Remote AI Architect (RAG/LLM)

SMART TECH SKILLS LLC; Reading (Berks County); Remote; USD 180,000 - 260,000; Full time

Benefits offered by this job

Remote to start

Hybrid in Raleigh, NC

Job summary

SMART TECH SKILLS LLC is seeking a Principal Machine Learning Engineer to architect, develop, and advise on end-to-end AI solutions using LLMs, RAG, and agentic systems. This is a senior IC role focused on technical strategy and architectural guidance rather than people management.

This remote position starts remotely, then transitions to a hybrid setup in Raleigh, NC. Relocation is required; candidates able to relocate at the start of the contract are preferred, though relocation may occur upon

Qualifications

• Deep expertise in LLMs, RAG, and agentic systems.
• Experience with Model Context Protocol (MCP) and vector databases.
• Strong experience with cloud platforms (AWS, Azure, or GCP).
• Strong Python development skills and AI architecture experience.
• Experience with MLOps and software engineering best practices.
• Strong data engineering skills.
• Demonstrated experience designing and implementing a new agentic RAG-based system.

Responsibilities

• Architect, develop, and advise on end-to-end AI solutions using LLMs, RAG, agentic systems, and cloud-scale infrastructure.
• Study and train algorithms to uncover patterns for predictive models and apps.
• Develop proofs of concept and initial implementations for new AI capabilities.
• Evaluate and test-drive new frameworks and tools to inform technical direction.
• Provide technical strategy and stay current with AI industry standards.
• Ensure production readiness and align AI design with business goals.

Skills

LLMs

RAG

agentic systems

MCP

cloud platforms

Python development

MLOps

data engineering

GoLang

Job description

SMART TECH SKILLS LLC is seeking a Principal Machine Learning Engineer to architect, develop, and advise on end-to-end AI solutions using LLMs, RAG, and agentic systems. This is a senior IC role focused on technical strategy and architectural guidance rather than people management.

This remote position starts remotely, then transitions to a hybrid setup in Raleigh, NC. Relocation is required; candidates able to relocate at the start of the contract are preferred, though relocation may occur upon