JLL empowers you to shape a brighter way.

Our people at JLL and JLL Technologies are shaping the future of real estate for a better world by combining world class services, advisory and technology for our clients. We are committed to hiring the best, most talented people and empowering them to thrive, grow meaningful careers and to find a place where they belong. Whether you’ve got deep experience in commercial real estate, skilled trades or technology, or you’re looking to apply your relevant experience to a new industry, join our team as we help shape a brighter way forward.

Data Scientist

• JLL Falcon AI Platform

About the job

JLL (NYSE: JLL) is a leading professional services and investment management firm specializing in real estate. We are a Fortune 500 company with operations in over 80 countries, a workforce of nearly 100,000 individuals around the world, and annual revenue of almost $20B. Within JLL, we are part of JLL Technologies, a strategic business group whose mission is to leverage technology to increase the value and liquidity of the world's buildings.

We established a centralized AI Platform team to democratize AI capabilities enterprise-wide while maintaining security, compliance, and quality standards. Our mission is to empower JLL's 100,000+ employees to innovate and drive productivity through AI—embedded directly into their daily workflows.

JLL Falcon is our enterprise AI platform that makes AI capabilities simple, reliable, and accessible across every commercial real estate workflow. We deliver conversational AI (JLL GPT), intelligent assistants (Outlook Assistant), and developer-specific tools. Our vision is to enable AI agents that can complete tasks autonomously—shifting from assistive AI to agentic AI that reduces manual work and accelerates decision-making.

As a Data Scientist on the JLL Falcon team, you'll be working on critical platform capabilities that enable AI agents, evaluation frameworks, and cutting-edge AI technologies at enterprise scale. This role is based in San Francisco, where you'll work closely with your data science and product partners to drive the platform's AI capabilities forward.

Highlights:

• Cutting-edge AI work: Build and enable platform capabilities for AI agents, working with modern technologies including RAG, Lang Chain, Lang Graph, advanced evaluation frameworks, and more.

• Enterprise impact: Your work will directly impact how 100,000+ employees interact with AI across JLL's global operations.

• Small team, big resources: Work in a focused, collaborative team with the resources and support of a Fortune 500 company.

• Critical role: This position is essential to the team's roadmap and represents a unique opportunity to shape the future of AI at JLL.

On a typical day, you will:

• Develop, evaluate, and continuously improve genAI using engineering and advanced data science approaches

• Design and develop intelligent agent architectures using frameworks like Lang Chain and Lang Graph for autonomous decision-making and task execution

• Build comprehensive evaluation frameworks for models, assistants, and agents, including stable evaluation datasets and core metrics

• Implement advanced Retrieval-Augmented Generation (RAG) techniques to enhance agent knowledge and capabilities

• Partner with multi-functional peers from engineering, product, and business to deliver AI solutions

• Communicate results orally and in writing to facilitate collaboration and team growth.

We are looking for:

• Master's degree (PhD preferred) in data science, computer science, mathematics, AI, machine learning, or related STEM fields

• 2+ years of industry experience in a data science, researcher, or machine learning role

• Experience working on data science projects end-to-end including planning, data exploration, data processing, model development, evaluation, model deployment to production, and project presentation to stakeholders

• Hands-on experience with frameworks like Lang Chain, Lang Graph, or similar tools for building and orchestrating LLM-powered applications

• Experience with rigorous evaluation and assessment of AI models and systems

• Experience working on data science projects end-to-end including planning, data exploration, data processing, model development, evaluation, model deployment to production, and project presentation to stakeholders

• Experience with multi-agent systems and agent communication protocols

• Advantage

• Knowledgeable in commercial real estate sector

• Advantage

• Eagerness to contribute to the broader scientific community via teaching, open source contributions, blogging, publishing, organizing events, etc.

• Advantage

This position does not provide visa sponsorship. Candidates must be authorized to work in the United States without employer sponsorship.

Estimated compensation for this position:

130,000.00 – 180,000.00 USD per year

This range is an estimate and actual compensation may differ. Final compensation packages are determined by various considerations including but not limited to candidate qualifications, location, market conditions, and internal considerations.

Location:

On-site –San Francisco, CA

If this job description resonates with you, we encourage you to apply, even if you don’t meet all the requirements. We’re interested in getting to know you and what you bring to the table!

Personalized benefits that support personal well-being and growth:

JLL recognizes the impact that the workplace can have on your wellness, so we offer a supportive culture and comprehensive benefits package that prioritizes mental, physical and emotional health. Some of these benefits may include:

• 401(k) plan with matching company contributions

• Comprehensive Medical, Dental & Vision Care

• Paid parental leave at 100% of salary

• Paid Time Off and Company Holidays

• Early access to earned wages through Daily Pay

At JLL, we harness the power of artificial intelligence (AI) to efficiently accelerate meaningful connections between candidates and opportunities. Using AI capabilities, we analyze your application for relevant skills, experiences, and qualifications to generate valuable insights about how your unique profile aligns with the specific requirements of the role you're pursuing.

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Jones Lang La Salle (“JLL”) is an Equal Opportunity Employer and is committed to working with and providing reasonable accommodations to individuals with disabilities. If you need a reasonable accommodation because of a disability for any part of the employment process – including the online application and/or overall selection process – you may email us at HRSCLeaves@jll.com. This email is only to request an accommodation. Please direct any other general recruiting inquiries to our Contact Us page > I want to work for JLL.

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Pursuant to Columbia, SC ordinance, this position is subject to a background check for any convictions directly related to its duties and responsibilities. Only job-related convictions will be considered and will not automatically disqualify the candidate.

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Accepting applications on an ongoing basis until candidate identified.