Sr. Data Scientist - People Analytics

Senior Data Scientist, People Analytics
Lennar is one of the nations leading homebuilders, dedicated to making an impact and creating an extraordinary experience for their Homeowners, Communities, and Associates by building quality homes and providing exceptional customer service, giving back to the communities in which we work and live in, and fostering a culture of opportunity and growth for our Associates throughout their career. Lennar has been recognized as a Fortune 500® company and consistently ranked among the top homebuilders in the United States.
As a Senior Data Scientist on Lennars People Analytics team, youll build the models that anticipate whats ahead for our workforce: attrition and turnover risk, hiring and headcount needs, and the trends underneath them. Youll also build the AI agents that deliver that work directly to HR leaders, so forecasts reach the point of decision rather than sitting in a report. This is a newly created position and the first dedicated data science role on the People Analytics team. Youll work closely with HR COEs and hands-on with Workday and other people systems, plus the metrics Visier surfaces on top of them. Build and deploy predictive models in Python and SQL. Monitor model performance over time, retesting as new data arrives and refining when accuracy drifts, so predictions and recommendations stay reliable.
Build AI agents that can query People data, reason over it, and take action, along with the tool use, orchestration, and guardrails that let them work safely with sensitive workforce data.
Use LLMs to surface patterns in unstructured People data such as survey comments and exit interview notes and incorporate what you find into your models.
Develop deep familiarity with Lennars people data, extracting and structuring what your models require, identifying gaps that would sharpen the output, and partnering with Data Engineering on the pipelines behind it.
Handle sensitive workforce and compensation data with discretion.
Bachelor’s degree or higher in Statistics, Economics, Math, Computer Science, or a related analytical field with equivalent experience.
~5+ years of relevant experience (1+ with PhD, 3+ with MS) as a data scientist producing models and engineering solutions in a production environment.
~ A strong statistical foundation, including experimentation and causal inference, and the judgment to select the right method for the question at hand.
~ Hands-on experience building with LLMs, whether agents, tool use and function calling, retrieval, or prompt-driven workflows, and using tools such as Claude to accelerate your own development. Were interested in what youve built and how you evaluated it, more than years of experience in a field this new.
~ Experience with large, complex operational or HR datasets, including cleaning and structuring messy data and extracting it yourself through SQL or APIs.
~ Fluency in SQL and strong proficiency in Python.
~ Ability to explain model results and agent behavior in plain language to non-technical HR and business leaders.

Physical & Office/Site Presence Requirements:
This is primarily a sedentary office position which requires the incumbent to have the ability to operate computer equipment, speak, hear, bend, stoop, reach, lift, and move and carry up to 25 lbs. This position may be eligible for bonuses.
This position will be eligible for the described benefits listed in the above section in accordance with Company Policy.
Our Associates have access to robust health insurance plans, including Medical, Dental, and Vision coverage, ensuring their health needs are well taken care of. Our 401(k) Retirement Plan, complete with a $1 for $1 Company Match up to 5%, helps secure their financial future, while Paid Parental Leave and an Associate Assistance Plan provide essential support during lifes critical moments. To further support our Associates, we provide an Education Assistance Program and up to $30,000 in Adoption Assistance, underscoring our commitment to their diverse needs and aspirations. From the moment of hire, they can enjoy up to three weeks of vacation annually, alongside generous Holiday, Sick Leave, and Personal Day policies. Additionally, we offer a New Hire Referral Bonus Program, significant Home Purchase Discounts, and unique opportunities such as the Everyone’s Included Day. Lennar Associates will have access to these benefits as outlined by Lennar’s policies and applicable plan terms. Overview | LinkedIn

Lennar is an equal opportunity employer and complies with all applicable federal, state, and local fair employment practices laws.