Lead Data Scientist

ServiceTitan • US CA Remote, CA

3d

About The Position

As the Lead Data Scientist on our Operations data science team supporting the Finance organization, you will use machine learning, generative AI, and data-driven insights to drive financial planning, optimize spend, and inform strategic decision-making across ServiceTitan. Your work will directly impact some of ServiceTitan's most critical financial decisions and help shape how the company forecasts, plans, and allocates resources at scale. This is a rare opportunity to blend machine learning and GenAI with strategic financial thinking at a fast-growing firm in a way that will be visible to top executives within ServiceTitan.

Requirements

• 8+ years as a data scientist developing predictive business models, with at least 5 years of experience in time series forecasting, anomaly detection, and/or optimization.
• Proven track record of delivering impactful, production-grade solutions.
• MS/Ph.D in Data Science, Statistics, Applied Mathematics, Engineering, or similar quantitative discipline.
• Strong proficiency in SQL and Python, with deep expertise in the data science ecosystem (e.g., PyTorch, Transformers, scikit-learn, XGBoost/LightGBM, scipy, statsmodels).
• Deep experience building and deploying forecasting models and resource-constrained optimization models in production environments.
• Demonstrated experience applying Generative AI to real business problems, including practical experience developing and testing GenAI solutions
• Experience building Agentic Workflows and implementing RAG architectures
• Strong foundation in statistics, including hypothesis testing, experimental design, and causal inference to ensure the reliability of analytical insights and model impact evaluation.
• Hands-on experience with cloud platforms, with a strong preference for Microsoft Azure (e.g., Azure AI Studio, Foundry).
• Ability to combine model results with clear business understanding to create actionable recommendations, particularly in financial or operational contexts.
• Excellent communication skills, including translating complex technical concepts into actionable insights for finance and executive stakeholders.
• Proactive and collaborative mindset.
• Passion for discovery, problem solving, and practical business outcomes in partnership with finance and engineering leadership.

Nice To Haves

• Experience supporting Finance, FP&A, or related functions with data science solutions
• Experience building and deploying MCPs

Responsibilities

• Lead the design, development, and deployment of advanced machine learning, forecasting, optimization, and generative AI solutions that power financial planning, analysis, and decision-making
• Partner closely with Finance leadership and other key business stakeholders to translate financial questions into rigorous data science problems
• Build machine learning systems from the ground up and design scalable data science infrastructure that Finance teams can rely on
• Strategically determine the most appropriate modeling approach (traditional ML, forecasting, optimization, or Generative AI) for each problem, and design experiments to evaluate competing approaches
• Deliver cutting-edge forecasting, anomaly detection, and optimization expertise, driving best practices across financial modeling at ServiceTitan
• Transform model outputs into actionable, executive-ready business recommendations
• Champion and execute long-term strategic projects that improve how ServiceTitan plans and operates financially
• Collaborate closely with engineering and product teams to seamlessly deploy models into production, ensuring scalability and performance
• Mentor data scientists on the team and elevate the technical bar across forecasting, optimization, and GenAI work
• Invent bold and creative solutions to current and future business problems

Benefits

• Flexible time off
• Learning and development opportunities
• Comprehensive onboarding program
• Leadership training
• Bonusly, peer-nominated awards
• Company-paid medical, dental, and vision (with 100% employer paid options and 90% coverage for dependents)
• FSA and HSA
• 401k match
• Telehealth options including memberships to One Medical
• Parental leave and support
• Up to $20k in fertility services (i.e. IUI and IVF), surrogacy, and adoption reimbursement
• On demand maternity support through Maven Maternity
• Free breast milk shipping through Maven Milk
• Pet insurance
• Legal advisory services
• Financial planning tools

What This Job Offers

• Job Type: Full-time
• Career Level: Senior