Principal AI Engineer: Architect of Agentic Search & AI

LinkedIn; Mountain View (CA); Hybrid; USD 231,000 - 378,000; Full time

Job summary

LinkedIn is seeking a Principal AI Engineer on LinkedIn Search to lead the technical vision for agentic search, multi-step reasoning, and tool orchestration.

You will mentor engineers, design scalable AI systems across ranking, infrastructure, and partner teams, and push state-of-the-art prototypes to production for 1B+ members in a hybrid, multi-office setup (Sunnyvale, Bellevue, or NYC).

Qualifications

• 7+ years in software design, development, and algorithms.
• 5+ years in architect-level leadership.
• Background in Machine Learning and AI.
• BS or higher in Computer Science or related field.

Responsibilities

• Design multi-agent reasoning frameworks and tool-calling agents.
• Define model evaluation, orchestration, and memory management standards.
• Implement safety guardrails, logging, and production-ready reliability.
• Serve as a technical leader mentoring engineers and guiding decisions.

Job description

LinkedIn is seeking a Principal AI Engineer on LinkedIn Search to lead the technical vision for agentic search, multi-step reasoning, and tool orchestration.

You will mentor engineers, design scalable AI systems across ranking, infrastructure, and partner teams, and push state-of-the-art prototypes to production for 1B+ members in a hybrid, multi-office setup (Sunnyvale, Bellevue, or NYC).