Principal Agentic Systems Engineer

Medium; Abbeyville (CO); On-site; USD 190,000 - 270,000; Full time

Benefits offered by this job

Remote work

Stipend for home office setup

Flexible hours

Career growth support

Job summary

Ionic Partners is building agentic systems that operate real business functions across portfolio companies. As a Principal AI-Native Engineer, you will ramp into a live production platform, extend it safely, and enable scalable outcomes.

You will work across domains to turn well-specified problems into reliable autonomous systems that run in production. You will own critical components, pair with domain experts, and push the engineering standard while maintaining cost, performance, and

Qualifications

• 8+ years of hands-on software engineering, building and operating production systems.
• 3+ years building AI-Native or agentic systems that reached production and were used for real work.
• Demonstrated end-to-end ownership: systems you designed, built, shipped, and operated over time.

Responsibilities

• Partner with subject-matter experts to turn specs into agentic system designs.
• Build, ship, and operate production agentic systems end to end.
• Extend and harden the orchestration framework for reliable delivery.
• Design retrieval and context-assembly strategies and manage costs.

Skills

8+ years in software engineering

3+ years AI-Native / agentic systems

End-to-end ownership

Production systems experience

LLM-based systems in production

Platform, infrastructure, or developer

Education

Bachelor's degree in CS or related

Job description

Ionic Partners is building agentic systems that operate real business functions across portfolio companies. As a Principal AI-Native Engineer, you will ramp into a live production platform, extend it safely, and enable scalable outcomes.

You will work across domains to turn well-specified problems into reliable autonomous systems that run in production. You will own critical components, pair with domain experts, and push the engineering standard while maintaining cost, performance, and