(USA) Staff, Machine Learning Engineer

Walmart Inc.; Bentonville (AR); On-site; USD 130,000 - 260,000; Full time

Benefits offered by this job

Health benefits

Live Better U education program

PTO and paid time off

Stock purchase plan

Employee discounts

Job summary

Walmart Inc. is seeking a Staff Machine Learning Engineer in Bentonville, AR to lead the design and deployment of scalable, production-grade ML and AI solutions across cloud environments.

You will own the full ML lifecycle from data engineering to monitoring, mentor teams, and drive improvements using advanced techniques like AutoML and NLP. You will work with Walmart Data Ventures and the Scintilla team to advance generative AI, agentic intelligence, and measurement-driven innovation that

Qualifications

• Bachelor's degree in CS/CE/related field and 4+ years in software/ML engineering.

Responsibilities

• Lead design and delivery of scalable, production-grade ML and AI systems.
• Translate business problems into technical requirements, architectures, and success criteria.
• Productionize DS prototypes across batch, real-time, and agentic workloads.
• Own ML lifecycle, SDLC, CI/CD, versioning, testing, deployment, evaluation, observability, and monitoring.
• Design systems balancing model quality, latency, throughput, reliability, scalability, maintainability, and cost.
• Build reusable ML infrastructure, frameworks, and platform capabilities.
• Lead production LLM/agentic systems including retrieval, toolcalling, orchestration, and state management.
• Establish offline and online evaluation practices to detect regressions, drift, quality degradation, and production failure modes.
• Drive architecture reviews, engineering standards, mentorship, and continuous innovation.

Skills

Python

SQL

System design

CI/CD

MLOps

Cloud-native architectures

APIs

Containers

LLMs

Mentorship

Education

Bachelor's degree in computer science/engineering or related field

4+ years experience in software/machine learning engineering

Master's degree (preferred)

Tools

Docker

Kubernetes

Job description

Position Summary...

What you'll do...

Role summary:
As a Staff Machine Learning Engineer at Walmart, you will lead the design and deployment of scalable, production-grade ML solutions that address critical business challenges. This role involves overseeing the full ML lifecycle, from data engineering to model monitoring, while driving platform alignment and operational excellence across cloud environments. You will provide technical leadership, mentor engineering teams, and foster innovation through advanced techniques such as AutoML and NLP. Your expertise will ensure robust, maintainable systems that deliver measurable impact, supporting Walmart’s commitment to continuous improvement and technical excellence.
About the team:
Walmart Data Ventures powers the data and AI platform supporting the world’s largest retailer’s suppliers. The Walmart Scintilla team transforms extensive data into actionable insights, recommendations, and innovations that enhance customer, merchant, and supplier outcomes. This team leads advancements in generative AI, agentic intelligence, machine learning, measurement, and causal inference to redefine retail experiences, optimize operations, and develop new business models. Joining this team offers the opportunity to lead cutting-edge AI initiatives that set industry standards and drive significant impact across the retail ecosystem.
What you'll do:

• Leaddesignanddeliveryofscalable,production-gradeMLandAIsystems.
• Translatebusinessproblemsintotechnicalrequirements,architectures,andmeasurablesuccesscriteria.
• ProductionizeDSprototypesacrossbatch,real-time,andagenticworkloads.
• OwnMLlifecycle,SDLC,CI/CD,versioning,testing,deployment,evaluation,observability,andmonitoring.
• Designsystemsbalancingmodelquality,latency,throughput,reliability,scalability,maintainability,andcost.
• BuildreusableMLinfrastructure,frameworks,andplatformcapabilities.
• LeadproductionLLM/agenticsystemsincludingretrieval,toolcalling,orchestration,andstatemanagement.
• Establishofflineandonlineevaluationpracticestodetectregressions,drift,qualitydegradation,andproductionfailuremodes.
• Drivearchitecturereviews,engineeringstandards,mentorship,andcontinuousinnovation.

What you'll bring:

• StrongsoftwareengineeringfundamentalswithproficiencyinPython,SQL,systemdesign,testing,CI/CD,andproductionoperations.
• Extensiveexperiencedesigningandoperatinglarge-scaleMLsystemsacrosstraining,evaluation,batchandreal-timeinference,monitoring,andcontinuousimprovement.
• StrongunderstandingofMLOps,distributedsystems,cloud-nativearchitectures,APIs,containers,andrelational/NoSQLdataplatforms.
• ExperiencebuildingreusableMLinfrastructure,frameworks,andobservabilitycapabilities.
• Strongfoundationinalgorithms,datastructures,andmachinelearningmethods.
• ExperiencewithLLMandagenticsystems,includingretrieval,toolcalling,orchestration,andevaluation.
• Abilitytobalancemodelquality,latency,throughput,reliability,scalability,maintainability,andcosteffectively.
• Demonstratedtechnicalleadership,mentorship,andeffectivecross-functionalcommunication.

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 .
Bentonville, Arkansas US-09158: The annual salary range for this position is $130,000.00 - $260,000.00
Sunnyvale, California US-11658: The annual salary range for this position is $169,000.00 - $338,000.00 Additional compensation includes annual or quarterly performance bonuses. Additional compensation for certain positions may also include :
- StockMinimum Qualifications...

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

Option 1: Bachelor's degree in computer science, computer engineering, computer information systems, software engineering, or related area and 4 years’ experience in software engineering, machine learning engineering, AI systems or related area.
Option 2: 6 years’ experience in software engineering, machine learning engineering, AI systems or related area.Preferred Qualifications...

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

Master’s degree in computer science, computer engineering, computer information systems, software engineering, or related area and 2 years' experience in software engineering, machine learning engineering, AI systems or related area., Prior work experience in accessibility best practices., Prior work experience 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.Primary Location...

2608 Se J St, Bentonville, AR 72716-3724, United States of AmericaWalmart 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.

Walmart is 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.

Benefits you’ll enjoy

Discount Card

Get 10% off

Walmart associates are eligible for a 10% discount card on most regular-priced items and fresh produce in-store and on select items at Walmart.com. Eligible after 90 days of employment.

Live Better U

100% covered

Earn a degree or in-demand skills certificates with no debt- Walmart covers 100% of tuition and books. Live Better U offers 60+ programs for Associates to pursue their dreams.

Ready to grow your career? Walmart Academy offers job-specific retail training and leadership courses to help Associates reach their career goals.

Medical, dental, vision, and wellness programs for you and your family

Access mental health resources and assistance programs for life’s challenges

Training, leadership programs, and clear paths to advance.

Imagine a workplace surrounded by innovation.At Walmart’s new Home Office in Bentonville, Arkansas, we’re redefining what it means to work at a global leader.

Set on 350 acres of thoughtfully revitalized land, our new campus seamlessly integrates the charm of Northwest Arkansas with cutting edge design and technology. From biking trails and outdoor courtyards to flexible, tech-enabled workspaces, every detail reflects our commitment to sustainability, connection, and culture.

With amenities like on‑site childcare at our Little Squiggles Children’s Enrichment Center, the Walton Family Whole Health & Fitness Center, and a vibrant food hall featuring local and international favorites, we’re creating a space where work-life balance isn’t just a goal—it’s a reality.
Beyond the campus, Bentonville offers a dynamic lifestyle with world‑class dining, art at the Crystal Bridges Museum, and countless outdoor activities.

Whether you’re exploring High South cuisine, enjoying live performances at our new amphitheater, or cycling the Razorback Greenway, you’ll experience the perfect blend of small‑town charm and big‑city amenities.

Join us at Walmart and grow your career alongside a community that feels like home.

This isn’t just a workplace—it’s a destination for leaders eager to make a difference.

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