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Principal Engineer (AI, Office of the CEO)

Boston💼 Full-time💰 $229,300–$229,300🗓 2026-09-25 → 2026-09-26

Core

Architect and build new internal AI systems end-to-end for a 1,000-person company, focusing on trustworthy AI at scale.

Role type

Principal Software Engineer (AI)

Builds

Internal AI systems, agents, and integrations that inform executive decision-making and run company operations.

Domain

Enterprise AI / SaaS

Deliverable

production ML models

Required skills

Production AI system architecture, LLMs, retrieval, agents, build-vs-buy evaluation, POC execution, security and permissions design, pragmatic technology selection, executive communication

Preferred skills

Staff+ scope experience, founding-engineer or forward-deployed experience, deep daily use of AI tools

Technologies

LLMs, retrieval, agents, integrations

Responsibilities

Architect and build new internal AI systems from design to production; own hard parts of trustworthy AI (retrieval quality, permissions, security, reliability); embed with teams to ship AI into real workflows; drive build-vs-buy evaluations and fast POCs; work directly with executive leadership to inform company decisions

Seniority

Principal, hands-on IC with strategic impact

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