Modelling And Simulation Jobs in Texas (NOW HIRING)

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The Senior Operations Research Scientist role is responsible for architecting and implementing simulation and optimization products to enhance the efficiency and effectiveness of McKesson's supply chain operations as part of the Operations Research group within the Enterprise Data Science Team. Our team applies data science and operations research methodologies to interdisciplinary business problems across Supply Chain Operations. This position will work on strategic in-flight use cases around inventory optimization and upcoming use cases around transportation and network modelling. The candidate should possess the ability to develop statistical models and derive business insights that are required to drive innovation at McKesson. The candidate should also be an active learner able to grasp and apply new analytic approaches.
Position Description
The purpose of this position is to architect, implement, drive adoption, and measure the impact of innovative stochastic process simulation and optimization solutions at McKesson, as well as make significant improvements to existing solutions.
Primary Analytic Responsibilities:

• Develop and apply digital twins and simulation/optimization frameworks to aid decision making across supply chain areas such as inventory, transportation, and labor planning.
• Ability to translate simulation and optimization outputs into concrete recommendations to business partners.

Minimum Requirements -Degree or equivalent and typically requires 7+ years of relevant experience
Critical Skills and Expertise

• Demonstrated experience in developing stochastic process simulations to guide business decisions across inventory, transportation, or other supply chain related fields
• Strong foundation in probability and statistics, including random variables, probability distributions, hypothesis testing, regression, and modern machine learning methods.
• Demonstrated experience in data wrangling problems leveraging SQL
• Experience with statistical modeling in Python and/or R
• Experience in communicating results to technical leaders and non-technical executive audiences

Additional Preferred Skills

• Experience with commercial or open-source optimization solvers (e.g., CPLEX, Gurobi, Xpress, CBC, GLPK).
• Familiarity with reinforcement learning or approximate dynamic programming techniques.
• Experience developing dashboards, applications, or decision-support tools that expose model outputs to business users.
• Exposure to financial modeling, cost optimization, or pricing analytics.
• Experience working in modern data and ML platforms such as Databricks, Snowflake, and Azure ML.

Candidate must be authorized to work in the U.S, now or in the future, without the support from McKesson.
We are proud to offer a competitive compensation package at McKesson as part of our Total Rewards. This is determined by several factors, including performance, experience and skills, equity, regular job market evaluations, and geographical markets. The pay range shown below is aligned with McKesson's pay philosophy, and pay will always be compliant with any applicable regulations. In addition to base pay, other compensation, such as an annual bonus or long-term incentive opportunities may be offered. For more information regarding benefits at McKesson, please click here.
Our Base Pay Range for this position
$136,300 - $227,100
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McKesson Talent Advisors will never solicit money or credit card information in connection with a McKesson job application.
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McKesson job postings are posted on our career site: careers.mckesson.com.
McKesson is an Equal Opportunity Employer
McKesson provides equal employment opportunities to applicants and employees, without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability, age, genetic information, or any other legally protected category. For additional information on McKesson's full Equal Employment Opportunity policies, visit our Equal Employment Opportunity page.
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