Walmart

Principal Systems and Infrastructure Engineer, AI Security – Agentic Systems

Walmart

full-time

Posted on:

Location Type: Office

Location: HerndonVirginiaUnited States

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Salary

💰 $108,000 - $216,000 per year

Job Level

About the role

  • Review internal AI projects, pipelines, and architectures for security gaps, and drive mitigations.
  • Analyze emerging global threats and risks related to AI, and update our security policies, playbooks, and standards accordingly.
  • Define and refine scalable security processes and controls for AI and ML systems across their lifecycle.
  • Collaborate with engineers and product teams to implement secure-by-default patterns in CI/CD and MLOps workflows.
  • Build reference implementations and prototypes to validate security controls in real-world AI environments.
  • Write clear technical documentation, design diagrams, and decision records for broad consumption across engineering teams.
  • Act as a mentor and trusted advisor on secure engineering and AI safety topics.

Requirements

  • Option 1: Bachelor's degree in computer science, computer engineering, information systems, information technology, or related area and 5 years’ experience in technology infrastructure engineering across areas such as compute, storage, network, mobility or virtualization-related technologies.
  • Option 2: 7 years’ experience in technology infrastructure engineering across areas such as compute, storage, network, mobility or virtualization related technologies.
  • Developer background with Python hands-on programming skills.
  • Familiarity with containerization technologies like Docker, Kubernetes, and Helm.
  • Strong hands-on experience with Git repositories and version control best practices.
  • Hyperscale cloud platform experience: Azure and Google Cloud.
  • Linux expertise and Infrastructure as Code (Terraform).
  • AI/ML Fundamentals: Deep understanding of artificial intelligence concepts, AI frameworks, Generative AI and LLMs and model deployment processes (MLOps) and Hugging Face.
  • AI Model Security: Knowledge of specific threats to AI/ML models, including adversarial attacks (e.g., evasion, poisoning), model inversion, and membership inference.
  • Demonstrated use of AI-assisted tools to boost engineering productivity and a strong grasp of Generative AI technologies, concepts and risks.
Benefits
  • 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.
  • Live Better U is a Walmart-paid education benefit program for full-time and part-time associates in Walmart and Sam's Club facilities.
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
PythonDockerKubernetesHelmGitAzureGoogle CloudLinuxTerraformAI/ML Fundamentals
Soft Skills
mentorshipcollaborationcommunicationtechnical documentation
Certifications
Bachelor's degree in computer scienceBachelor's degree in computer engineeringBachelor's degree in information systemsBachelor's degree in information technology