As a Principal Data Scientist and Core Solution Architect at Walmart, you will lead the technical design of the Retail Digital Twin ecosystem, focusing on creating a high-fidelity, scalable platform that optimizes retail operations. Your day-to-day responsibilities include architecting end-to-end systems, selecting and optimizing the tech stack by evaluating simulation paradigms like Agent-Based, DES, and Physics-based models, driving software engineering excellence to integrate real-time IoT data streams, leading agentic AI strategy for complex reasoning and optimization, standardizing digital assets for interoperability, and serving as a cross-functional technical liaison. You will need mastery in system architecture with experience in large-scale software systems or simulation environments, tool-agnostic expertise, advanced skills in C++, Java, or Python, proven experience in implementing Reinforcement Learning, Multi-Agent Systems, and Large Action Models, and an academic background in Computer Science, Robotics, Computational Physics, or Industrial Engineering.
Skills
Python
C++
Java
AnyLogic
NVIDIA_Omniverse
Reinforcement_Learning
Multi-Agent_Systems
Distributed_Systems
High_Performance_Computing
IoT
XML
JSON
USD
gLTF
CI/CD
What you'll do
Lead the design of modular, distributed digital twin architecture for Walmart’s retail operations.
Evaluate and deploy optimal simulation paradigms and tools to build high-fidelity platforms.
Build scalable applications integrating real-time IoT data streams for enterprise performance.
Design orchestration layer for agentic workflows enabling intelligent autonomous optimization.
Define schema and governance for reusable process blocks and 3D CAD assets.
What we're looking for
8+ years of experience designing complex, large-scale software systems or simulation environments.
Deep proficiency in multiple simulation environments and expertise in selecting between COTS and bespoke solutions.
Expert-level coding skills in C++, Java, or Python with a focus on data structures, algorithms, and distributed systems.
Proven track record implementing Reinforcement Learning, Multi-Agent Systems, or Large Action Models in simulations.
PhD or MS in Computer Science, Robotics, Computational Physics, or Industrial Engineering.
Market check
Salary context
This
$110,000–$220,000
range sits above
59%
of similar postings on FindRole.
Peer median band
$110,000–$220,000
Median floor and ceiling across peers.
Typical midpoint (25–75%)
$129,875–$198,000
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.