Enterprise Account Executive

About Cobalt Cobalt helps frontier AI labs and enterprises evaluate and fine-tune their AI models and build the data behind them. We work with domain experts, including scientists, engineers, clinicians and other specialists, to capture how they reason through hard problems, and we turn that expertise into proprietary datasets, evaluations, benchmarks and reinforcement learning environments. About the role We are looking for an Enterprise Account Executive with experience selling AI products to frontier AI labs and large, sophisticated enterprises. You will help grow Cobalt’s relationships with these customers, working with research, product, engineering and data leaders to find where expert data, rigorous evaluation and targeted fine-tuning can make their models measurably better. This is a consultative, technical sales role. The strongest candidates will be comfortable selling emerging technology where the customer problem is complex, the solution has to be shaped collaboratively, and there is rarely an off-the-shelf playbook. You will own opportunities from first conversation through scoping, proposal, negotiation and expansion. What you’ll do Build and manage a pipeline of opportunities with frontier AI labs and enterprises Develop relationships with research, engineering, product and data leaders Understand customers’ AI initiatives and identify where Cobalt can improve how their models are evaluated, trained and deployed Sell model evaluations, benchmarks, reinforcement learning environments, fine-tuning engagements and the proprietary expert datasets behind them Lead discovery, scoping, proposals and commercial negotiations Work closely with Cobalt’s research, technical and expert teams to design solutions around customer requirements Navigate complex sales processes involving multiple technical and executive stakeholders Turn initial projects and pilots into larger, long-term customer relationships Help shape Cobalt’s enterprise sales strategy, messaging and commercial model Who we’re looking for You may be a strong fit if you have: A track record of selling AI, machine learning, data or technical infrastructure products to frontier AI labs or enterprise customers Experience owning complex, high-value enterprise sales cycles Experience selling to technical buyers such as AI and machine learning leaders, engineering teams, data science teams or product leaders The ability to understand technical customer problems and translate them into commercial opportunities Strong discovery, relationship-building and negotiation skills Comfort selling in emerging categories where the solution may need to be developed alongside the customer Strong commercial judgment and the ability to operate independently Genuine interest in how advanced models are trained, evaluated and deployed Experience selling generative AI, AI infrastructure, data platforms, model development tools, evaluation tooling or AI services is particularly relevant. Why Cobalt? AI systems are becoming more capable, but deploying them where mistakes matter requires better data, deeper domain expertise and rigorous evaluation. Cobalt is building that layer. You will join at an early stage, work directly with the founding team, and have significant ownership over how we build our customer base and commercial organization.