As a Staff Data Scientist on the Decision Sciences team, you will model complex business problems and develop advanced optimization models using techniques such as linear programming and mixed-integer programming to empower Walmart customers with data-driven decisions. Your daily tasks include identifying opportunities for process improvements through data exploration, developing scalable algorithms, and creating dashboards to communicate insights effectively. You will collaborate closely with Data Analytics, Engineering, and Governance teams across the US, Costa Rica, and India to deliver cutting-edge analytical solutions. The ideal candidate has 5+ years of experience in advanced analytics, expertise in optimization libraries like CPLEX or Gurobi, proficiency in Python, Java, and SQL, and a solid understanding of statistical methods and machine learning concepts. This role requires strong communication skills and the ability to mentor junior associates while driving strategic initiatives that enhance operational efficiency at scale.
Skills
Python
Java
C++
SQL
BigQuery
GCP
Azure
CPLEX
Gurobi
Monte Carlo
discrete-event
agent-based simulation
linear programming
mixed-integer programming
constraint programming
stochastic optimization
machine learning
statistical methods
CI/CD
What you'll do
Identify complex business problems and frame them into advanced optimization models.
Develop algorithms for process improvements, resource allocation, and cost optimization.
Ensure optimization models are scalable and robust for production deployment.
Create dashboards and visualizations to communicate model performance to stakeholders.
Stay current with industry best practices in optimization and simulation technologies.
Mentor junior associates on data science techniques and methodologies.
Collaborate with cross-functional teams to translate business requirements into technical solutions.
What we're looking for
5+ years of experience in advanced analytics to solve complex business problems.
Expertise in developing and implementing data science models using mathematical modeling techniques like linear programming and mixed-integer programming.
Proficiency in Python, Java, C++, and optimization libraries such as CPLEX or Gurobi.
Strong experience with simulation frameworks including Monte Carlo and discrete-event simulations.
Solid understanding of statistical methods and machine learning concepts for data-driven decision-making.
Excellent analytical skills and strategic thinking to drive innovative solutions.
Track record of mentoring junior scientists in operations research and machine learning.
Market check
Salary context
This
$110,000–$220,000
range sits above
66%
of similar postings on FindRole.
Peer median band
$99,000–$212,850
Median floor and ceiling across peers.
Typical midpoint (25–75%)
$126,800–$184,900
Middle half of comparable postings.
Based on 240 comparable postings.*
* 240 is the maximum number of comparable postings sampled.
Employer
About Walmart
Walmart Inc. is the world''s largest retailer by revenue, operating a chain of hypermarkets, discount department stores, and grocery stores, as well as a growing e-commerce presence through Walmart.com. Industry: General Merchandise & Grocery Retail
Walmart currently has
495 open roles
on FindRole.
Listed pay typically runs
$117,000–$234,000
across 487 roles with salary data.
(Usa) Moon Pie Building Ar Bentonville Home Office, US72 days ago
$110,000–$220,000
Python
PySpark
TensorFlow
PyTorch
Keras
Google Cloud Platform
Vertex AI
Kubeflow
Hadoop
CI/CD
MLOps
NLP
Deep Learning
Generative AI
Big Data Analytics
API Development
Kafka Streaming
Vector Databases
LLMs
VLMs
Causal Inference
Statistical Learning