Director Modeling Simulation Engineer Jobs in Arkansas

Position Summary...We are seeking a Senior Software Engineer to help build and scale a next-generation Digital Twin Simulations Platform for retail operations. The role is focused on architecting the platform, establishing engineering best practices, and translating complex data science models into high-performance, production-ready solutions. Working closely with Data Scientists, you will ensure seamless integration across data pipelines, user interfaces, agentic workflows, and simulation engines. Success in this role requires strong technical leadership, scalable system design expertise, and the ability to deliver reliable platforms that optimize and predict retail operations across supply chain, inventory, store, and customer domains.
About the team:
Join a pioneering team in Bentonville, AR, dedicated to developing advanced Digital Twin simulations that function as dynamic operational models. The team applies machine learning, agentic AI, and simulation techniques to identify operational bottlenecks and optimize processes in a risk-free environment. Members contribute to strategic decision-making by creating high-fidelity, autonomous simulations that drive large-scale improvements. This collaborative group values expertise in machine learning algorithms, statistical analysis, and software development, transforming complex data into actionable insights that enhance business outcomes and foster innovation. What you'll do...

• Platform Architecture & Integration: Design and support the end-to-end digital twin platform, ensuring seamless integration across data lakes, simulation engines, and visualization layers.
• Scalable Simulation Systems: Build and optimize high-throughput computing systems to run large-scale simulations with low latency and high performance.
• Agentic Orchestration: Develop orchestration frameworks for agent-based and LLM-driven simulations that enable dynamic, intelligent scenarios.
• Cross-function Collaboration: Drive productionization of models and transform research code into scalable software solutions.
• User Experience & Visualization: Enable responsive, real-time dashboards by connecting backend simulation data to intuitive user interfaces.
• Engineering Excellence: Drive best practices in software development, including CI/CD, automated testing, version control, and modular architecture.

What you'll bring..

• Experience: 5+ years of software engineering experience, with a strong focus on backend systems, platform architecture, or high-performance computing.
• Programming Languages: Expert-level proficiency in Python and at least one high-performance language (e.g., Go, C++, Rust, or Java).
• Systems Engineering: Deep understanding of distributed systems, multi-threading, concurrency, and memory management to support low-latency applications.
• Data Integration: Strong background in connecting complex data architectures (SQL, NoSQL, Kafka, Spark) to application layers.
• Cloud & Containerization: Hands-on experience with cloud platforms (GCP, or Azure), Docker, and Kubernetes for scalable deployments.

At Walmart, we offer competitive pay as well as performance-based bonus awards and other great benefits for a happier mind, body, and wallet. Health benefits include medical, vision and dental coverage. Financial benefits include 401(k), stock purchase and company-paid life insurance. Paid time off benefits include PTO (including sick leave), parental leave, family care leave, bereavement, jury duty, and voting. Other benefits include short-term and long-term disability, company discounts, Military Leave Pay, adoption and surrogacy expense reimbursement, and more. You will also receive PTO and/or PPTO that can be used for vacation, sick leave, holidays, or other purposes. The amount you receive depends on your job classification and length of employment. It will meet or exceed the requirements of paid sick leave laws, where applicable. For information about PTO, see https://one.walmart.com/notices. Live Better U is a Walmart-paid education benefit program for full-time and part-time associates in Walmart and Sam's Club facilities. Programs range from high school completion to bachelor's degrees, including English Language Learning and short-form certificates. Tuition, books, and fees are completely paid for by Walmart.
Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to a specific plan or program terms.
For information about benefits and eligibility, see One.Walmart.
The annual salary range for this position is $110,000.00 - $220,000.00 Additional compensation includes annual or quarterly performance bonuses. Additional compensation for certain positions may also include :
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Minimum Qualifications...

Outlined below are the required minimum qualifications for this position. If none are listed, there are no minimum qualifications.

Option 1: Bachelors degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology or related field and 5 years' experience in an analytics related field. Option 2: Masters degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology or related field and 3 years' experience in an analytics related field. Option 3: 7 years' experience in an analytics or related field Preferred Qualifications...

Outlined below are the optional preferred qualifications for this position. If none are listed, there are no preferred qualifications.

Data science, machine learning, optimization models, PhD in Machine Learning, Computer Science, Information Technology, Operations Research, Statistics, Applied Mathematics, Econometrics, Publications or active peer reviewer in related journals or conference, Successful completion of one or more assessments in Python, Spark, Scala, or R, Using open source frameworks (for example, scikit learn, tensorflow, torch), We value candidates with a background in creating inclusive digital experiences, demonstrating knowledge in implementing Web Content Accessibility Guidelines (WCAG) 2.2 AA standards, assistive technologies, and integrating digital accessibility seamlessly. The ideal candidate would have knowledge of accessibility best practices and join us as we continue to create accessible products and services following Walmart’s accessibility standards and guidelines for supporting an inclusive culture. Primary Location... 802 Respect Dr, Bentonville, AR 72716, United States of America Walmart and its subsidiaries are committed to maintaining a drug-free workplace and has a no tolerance policy regarding the use of illegal drugs and alcohol on the job. This policy applies to all employees and aims to create a safe and productive work environment.