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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # (USA) Systems and Infrastructure Engineer III, Information Security - **Company:** Wal-Mart Stores, Inc. - **Location:** Bentonville, AR, United States - **Experience:** Experienced - **Salary:** $90,000.0 - $180,000.0 - **Contract:** Permanent contract - **Skills:** Adobe Analytics, Java (Programming Language), Web Accessibility, Business Logic, Microsoft Azure, Configuration Management, Cyber Security, Information Systems, Customer Data Management, Cryptographic Protocols, Python (Programming Language), Key Management, Public Key Infrastructure, Software Engineering, Data Streaming, Web Content Accessibility Guidelines, IT Architecture, Containerization, Information Technology, Data Analytics - **Published:** August 16, 2026 - **Apply:** https://www.jofdav.com/jobs/59269479-usa-systems-and-infrastructure-engineer-iii-information-security ## About the Role * 3-5 years of software engineering experience, including SRE, platform engineering, or infrastructure-focused role * Experience with certificate lifecycle management, CLM platforms, PKI, and TLS certificate troubleshooting * Strong systems thinking, with a deep understanding of infrastructure architecture, distributed workflows, and building resilient, automated platforms at enterprise scale * A systems-first mindset, with the ability to think in terms of infrastructure boundaries, data flows, and platform capabilities beyond application logic alone * Proficiency in Java, Python or Go * Familiarity with observability concepts, including metrics, logs, and traces * Experience with cloud platforms such as GCP or Azure, and containerized environments * Strong understanding of Cryptographic protocols (like TLS, SSH), algorithms and their implementations, 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, information technology, engineering, information systems, cybersecurity, or related area and 2years' experience in systems and infrastructure engineering or related area at a technology, retail, or data-driven company. Option 2: 4 years' experience in systems and infrastructure engineering or related area at a technology, retail, or data-driven company. Preferred Qualifications... Outlined below are the optional preferred qualifications for this position. If none are listed, there are no preferred qualifications. Certification in Security+, GISF, CISSP, CCSP, or GSEC, Master's degree in Computer Science, Information Technology, Engineering, Information Systems, Cybersecurity, or related area, We value candidates with a background 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. The ideal candidate would have knowledge of accessibility best practices and join us as we continue to create accessible products and services following Walmart's accessibility standards and guidelines for supporting an inclusive culture. ## Description Role summary: The Systems and Infrastructure Engineer III, Information Security, plays a critical role in designing, implementing, and maintaining secure and scalable infrastructure solutions. This position involves developing modular system architectures, automating workflows, and ensuring compliance with security standards and risk management frameworks. The role requires expertise in infrastructure maintenance, capacity planning, and configuration management to support business objectives effectively. The engineer collaborates across teams to deliver robust, high-quality solutions while adhering to coding and security policies, contributing to continuous improvement and operational excellence within the information security domain. About the team: The Information Security team protects customer data by implementing advanced security measures across a leading e-commerce platform. This team tackles complex cybersecurity challenges through technical expertise and innovation. The Cryptography group modernizes cryptographic operations to enhance security agility at scale. Team members collaborate to design, implement, and maintain resilient security solutions, leveraging skills in infrastructure security, automation, and software engineering. Their work is vital in maintaining trust and safety within Walmart's digital ecosystem, ensuring a secure and reliable shopping experience for customers worldwide. What you'll do: * Help shape and execute standards, reference architectures, and best practices for cryptography, PKI, and key management across the enterprise * Drive modernization of certificate lifecycle management by building internal tools, advancing automation, and delivering analytics that improve visibility, reliability, and operational efficiency * Partner closelywith platform, infrastructure, and application teams to solve complex pain points and deliver scalable tooling solutions * Apply broad technical depth to deliver well-documented, production-ready changes that minimize operational risk and improve service resilience * Influence Information Security stakeholders by communicating standards, guidance, and best practices that raise the bar for secure and reliable platform operations ## Related Videos - [PySpark - Combining Machine Learning & Big Data](https://www.wearedevelopers.com/videos/44-pyspark-combining-machine-learning-big-data) - [Python-Based Data Streaming Pipelines Within Minutes](https://www.wearedevelopers.com/videos/1233-python-based-data-streaming-pipelines-within-minutes) - [The Algorithm That Nearly Killed Me: When Testing Isn't Enough](https://www.wearedevelopers.com/videos/2110-the-algorithm-that-nearly-killed-me-when-testing-isn-t-enough) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [How Data is Shaping our Games](https://www.wearedevelopers.com/videos/176-how-data-is-shaping-our-games) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) ## Related Articles - [How to Write a CV and Interview if You Don't Fully Qualify For The Job](https://www.wearedevelopers.com/magazine/183-how-to-write-a-cv-and-interview-if-you-don-t-fully-qualify-for-the-job) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [System change: restart as developer?](https://www.wearedevelopers.com/magazine/39-system-change-restart-as-developer) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [Quick guide: How to write a Software Developer CV](https://www.wearedevelopers.com/magazine/37-quick-guide-how-to-write-a-software-developer-cv)