Founding GTM Engineer (AI)

Location: Cambridge, MA, United States

Salary: $160,000 per year, plus quarterly performance bonuses and meaningful equity.

Company

Proton builds AI infrastructure for wholesale distribution by unifying CRM, PIM, eCommerce AI, and order and quote entry AI in one platform.

What you will do

• Build AI agents for lead enrichment and scoring, outbound campaigns, pipeline hygiene, signal monitoring, forecasting, compensation queries, and deal desk triage.
• Own the HubSpot stack, including data models, automations, reporting, and workflow delivery.
• Build Clay-based outbound automation, enrichment pipelines, signal-driven plays, and lead scoring systems.
• Own CRM hygiene, funnel instrumentation, pipeline health, forecasting hygiene, and segment-level performance.
• Develop new-business and net revenue retention forecasts, territories, coverage models, and governance processes.
• Build reusable agent infrastructure, documentation, monitoring, and production systems from prototype through iteration.

Requirements

• Experience building revenue systems from scratch rather than only maintaining existing systems.
• Expert-level HubSpot architecture and administration experience.
• Strong hands-on experience with Clay, including building enrichment and automation workflows.
• Production experience with Claude or comparable models, including automation, enrichment, dashboards, agentic workflows, or MCP servers.
• Strong data intuition, executive communication, ownership, urgency, and comfort shipping in ambiguity.
• Active experience experimenting with AI tools, model capabilities, tool use, multi-agent orchestration, MCP, and evaluations.

Culture & Benefits

• Company-sponsored 401(k) program.
• Health, dental, and vision insurance.
• Unlimited paid time off.
• Professional development support for books, courses, and conferences.
• Encouragement to adopt new AI tools, with training and career growth opportunities.
• Friendly, inclusive, human-first culture combining high ownership, productivity, and collaboration.