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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # (USA) Systems and Infrastructure Engineer III, Information Security, PKI and HSM - **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, Web Accessibility, Backup Devices, Configuration Management, Cyber Security, Information Systems, Disaster Recovery, Distributed Systems, Enterprise JavaBeans, Hardware Security Module, Information Systems Security Architecture Professional, Public Key Infrastructure, Software Engineering, Web Content Accessibility Guidelines, Scripting, System Availability, Infrastructure Automation Frameworks, Information Technology, Data Analytics, Performance Monitor, Patch Management, Software Coding - **Published:** October 26, 2026 - **Apply:** https://www.techcareers.com/job.asp?id=3467425392&tx=TT4239TTT&pt=1&aff=0B19D771-A501-4A5E-8338-2A822B784D54&utm_source=Job%20Feed&utm_medium=textkernel&utm_campaign=DE&utm_term=0B19D771-A501-4A5E-8338-2A822B784D54 ## About the Role * Proven expertise in Public Key Infrastructure, Hardware Security Modules, and Enterprise Java Bean Certificate Authority (EJBCA) management. * Strong knowledge of encryption technologies, security controls, and compliance frameworks. * Experience with automation tools and scripting languages to streamline infrastructure workflows. * Ability to design scalable, modular, and secure distributed systems aligned with business requirements. * Familiarity with infrastructure maintenance, disaster recovery planning, and capacity management. * Skilled in coding standards, secure software development lifecycle, and configuration management processes. * Certified Information Systems Security Professional (CISSP) or equivalent security certification preferred., 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 The Systems and Infrastructure Engineer III, Information Security, plays a critical role in designing, maintaining, and securing scalable infrastructure solutions aligned with business requirements. This position involves developing modular system architectures, automating workflows, and ensuring compliance with security standards and risk management frameworks. The role supports capacity planning, infrastructure performance, and disaster recovery strategies while adhering to coding and configuration management best practices. Collaboration with stakeholders to analyze requirements and implement robust security controls is essential to safeguard enterprise systems and promote operational excellence within a dynamic technology environment. About the team: The team designs, implements, and maintains secure, scalable cryptographic infrastructure aligned with enterprise objectives. It leads modernization efforts for Public Key Infrastructure, Hardware Security Modules, and certificate lifecycle management across on-premises and cloud platforms. Collaborating with security, infrastructure, networking, and application teams, the group emphasizes automation, operational efficiency, and adherence to security standards. Members develop innovative solutions to ensure high availability and reliability of cryptographic services while mentoring peers and driving continuous improvements in infrastructure security and automation practices. What you'll do: * Design and develop scalable, secure infrastructure solutions aligned with business requirements and security standards. * Automate infrastructure deployment and maintenance using scripting and configuration management tools. * Conduct risk and compliance assessments to support system security plans and disaster recovery strategies. * Perform routine infrastructure maintenance, including backups, patch management, and performance monitoring. * Collaborate on requirement analysis, user story creation, and capacity planning to ensure optimal resource utilization. * Troubleshoot and resolve moderate complexity issues, providing feasible solutions and escalation when necessary. * Maintain documentation of system designs, configurations, and code revisions adhering to coding and security guidelines.