Lead Data Scientist

Lead Data Scientist — Janssen Supply Group, LLC

Location:

New Brunswick, NJ | Type:
Full‑time | Salary: $140,000 - $160,000 | Job Code: A011.7911

• Perform advanced system simulation and optimization modeling for large and complex pharmaceutical and medical device supply chains.
• Design data science solutions based on gathering and translating business requirements.
• Integrate models into end‑to‑end production‑strength solutions for business users.
• Develop new algorithms and mathematical models for supply‑chain optimization of manufacturing and distribution sites.
• Analyze and de‑bottleneck supply chains using stochastic and statistical models.
• Deploy supply‑chain optimization software solutions built in Python, SQL, and Tableau.
• Build end‑to‑end supply‑chain network simulation models using SIMIO for high‑volume pharma and medical device products and analyze potential risks associated with product delivery.
• Develop a supply‑chain digital twin using graph databases in Neo4j.

• Master’s degree in Industrial Engineering, Operations Research, Data Science, or related field.
• Minimum 4 years of experience in a Lead Data Scientist‑related role.
• Experience with healthcare industry manufacturing and supply chain processes.
• Supply‑chain analytics, including requirements gathering for advanced analytics solutions.
• Mathematical optimization and queueing theory.
• Stochastic simulation, Monte Carlo simulation, and discrete‑event simulation techniques.
• Proficiency in Python, SQL, SIMIO, and Tableau.
• Experience with graph database (Neo4j).
• Data science product design skills.

• Vacation: 120 hours per calendar year
• Sick time: 40 hours per calendar year (48 hours for Colorado residents, 56 hours for Washington residents)
• Holiday pay: 13 days per calendar year, including floating holidays
• Work, personal, and family time: up to 40 hours per calendar year
• Parental leave: 480 hours within one year of birth/adoption/foster care
• Bereavement leave: 240 hours for an immediate family member, 40 hours for an extended family member per calendar year
• Caregiver leave: 80 hours in a 52‑week rolling period
• Volunteer leave: 32 hours per calendar year
• Military spouse time‑off: 80 hours per calendar year
• Eligible for the Company’s long‑term incentive program, consolidated retirement plan, and 401(k).
• Medical, dental, vision, and other benefits as provided by the Company’s policies.

Johnson & Johnson is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, age, national origin, disability, protected veteran status, or other characteristics protected by federal, state or local law.

This job posting is anticipated to close on 8/11/2026.