Senior Systems and Infrastructure Engineer, Information Security

Position Summary... What you'll do... Role summary:

The Senior Systems and Infrastructure Engineer, Information Security, plays a critical role in designing, implementing, and maintaining secure, scalable infrastructure solutions aligned with business objectives. This position requires expertise in cloud infrastructure security and automation ensuring robust system performance and compliance with security standards. The role involves collaborating across teams to develop modular, extensible designs, automate workflows, and manage capacity planning.

The engineer will also contribute to risk analysis, configuration management, and continuous improvement initiatives, supporting Walmart’s commitment to operational excellence and secure technology environments.

The Cloud Security team is dedicated to maintaining a strong security posture across Walmart’s cloud infrastructure and services. The team defines security baselines, strengthens cloud control components, and ensures compliance with policies and regulations. Collaborating closely with infrastructure, platform, and operations teams, they develop secure, scalable cloud security solutions that safeguard critical business assets. Emphasizing automation and security tooling, the team supports Walmart’s ability to innovate securely and efficiently at scale, leveraging expertise in cloud platforms, infrastructure security, and automation to protect and optimize cloud environments.

• Design and implement scalable, secure infrastructure solutions aligned with business requirements and security standards.
• Automate infrastructure deployment and maintenance using scripting and configuration management tools.
• Perform routine infrastructure maintenance including backups, patch management, and performance monitoring.
• Troubleshoot and resolve infrastructure and security issues promptly to maintain system integrity.
• Apply coding best practices to develop secure, maintainable automation scripts and telemetry features.
• Integrate security controls into CI/CD pipelines and Change Management processes

• Proven expertise in infrastructure security, cloud security, and automation.
• Strong knowledge of scalability design, disaster recovery, and configuration management best practices.
• Experience with scripting languages, including Python, to develop automation and infrastructure as code (IaC).
• Familiarity with cloud platforms such as Microsoft Azure and Google Cloud Platform (GCP).
• Experience managing large‑scale, multi‑cloud environments with complex organizational hierarchies.
• Experience with CSPM tools. (Wiz, Prisma, Cloud Guard, or similar)
• Knowledge of cloud resource inventory, misconfiguration detection, and compliance scanning.
• Relevant certifications like Certified Information Systems Security Professional (CISSP) or Certified Cloud Security Professional (CCSP).

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  . 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…