Senior Systems and Infrastructure Engineer, Information Security

Position Summary...

What you’ll do...Role summary:

This senior, hands‑on engineering role builds, modernizes, and operates Walmart’s enterprise SailPoint Identity IQ platform. The engineer designs identity lifecycle workflows, access requests, certifications, role governance, policy controls, and risk capabilities. They develop integrations with Active Directory, Entra , Workday, RACF, cloud platforms, and enterprise applications using Java, APIs, and automation. The role also leads upgrades, platform hardening, monitoring, incident response, resiliency, and disaster recovery.

Success requires deep Identity IQ expertise, strong systems engineering skills, technical ownership, and the ability to balance security, reliability, user experience, compliance, and delivery speed.

About the team:

The Security Identity Governance & Administration (SIGA) team enables Walmart to operate securely at global scale by ensuring the right people have the right access to the right resources at the right time. We design, engineer, and operate enterprise identity governance solutions that automate access management, strengthen security, simplify compliance, and reduce risk. Through scalable platforms, resilient infrastructure, and business‑aligned governance, we help protect Walmart's associates, customers, data, and technology while accelerating the company's ability to innovate and grow securely.

• Design and implement scalable, secure infrastructure solutions aligned with business and security requirements.
• Develop and maintain system security plans, conduct risk and compliance reviews to ensure adherence to standards.
• Automate infrastructure tasks using scripting languages and automation tools to enhance operational efficiency.
• Perform routine infrastructure maintenance, including backups, patch management, and performance monitoring.
• Collaborate on requirement analysis, scoping, and design tradeoffs to deliver modular, extensible system components.
• Manage capacity planning and optimize resource utilization to meet current and future demands.
• Troubleshoot and resolve infrastructure issues, escalating as necessary to maintain system integrity.

• Extensive experience in infrastructure security, scalability design, and disaster recovery planning.
• Proficiency in systems engineering and configuration management tools to maintain robust infrastructure.
• Strong scripting skills in Python, Power Shell, Bash, and automation expertise using tools like Chef or Puppet.
• Knowledge of identity governance and administration, including SailPoint Identity Security Cloud and Identity IQ.
• Ability to design modular, extensible solutions aligned with security standards and compliance frameworks.
• Experience in capacity management, performance optimization, and issue resolution within complex IT environments.
• Familiarity with coding standards, secure software development lifecycle, and telemetry implementation.

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…