Walmart Jobs in California

Systems and Infrastructure Engineer III, Information Security-Web SecurityThis role is responsible for strengthening the security of all web ingress points across global eCommerce platforms. It focuses on developing and tuning WAF policies, enhancing client-side detection and fingerprinting, managing defenses during active cyber-attacks, and controlling scripted traffic. The position also collaborates closely with network and site reliability teams while building and operating the infrastructure that supports the organization's overall web security posture.

The Edge Ingress Security team plays a critical role in protecting our global eCommerce platforms from a wide range of online threats. From defending against web-based and DDoS attacks to managing unwanted scripted traffic and fraud, we are the gatekeepers of secure digital access. We collaborate closely with network, infrastructure, and product teams to ensure that every ingress flowacross all web propertiesis secure, resilient, and adaptive to evolving threats. Our team thrives on solving complex security challenges in a fast-paced, high-impact environment. At Walmart, we prioritize innovation and data security. Our team is dedicated to maintaining a secure operating environment and preserving the trust of our customers, associates, and stakeholders. We combine a range of services and expertise to prevent fraud, detect threats, and manage digital risk and access. Our focus is on mitigating attack risks, securing cloud transformation, and fostering a culture of security and reliability within our team.

What You'll DoCreate, tune, and enforce Web Application Firewall (WAF) policies across global eCommerce sites

Continuously evaluate and adapt ingress security policies based on the evolving threat landscape

Mature our client-side evaluation and fingerprinting capabilities

Assess and manage protection strategies during active cyber-attacks

Control and monitor scripted traffic across all digital properties

Collaborate with network and site reliability teams to secure all ingress points

Build, deploy, and manage security infrastructure and operations to support overall web security

What You'll Bring:

Hands-on experience with Web Application Firewall (WAF) management and DDoS mitigation strategies

Strong knowledge of network and web protocols such as TCP/IP, IPSec, HTTPS, and SSL

Deep understanding of how web properties and Content Delivery Networks (CDNs) function

Experience with client-side fingerprinting and behavioral data collection

Proficiency with log management tools such as Splunk, Kibana, or ArcSight

Strong scripting skills in at least one language

Familiarity with cloud platforms including Azure and GCP

Bonus Points For

A security-first mindset with a solid foundation in key security domains: access control, application security, network security, and architecture

Knowledge of network and security tools and protocols, including Firewalls and DNS

Strong analytical, problem-solving, and interpersonal communication skills

A collaborative spirit with a proactive and self-driven attitude

About Walmart Global Tech

Imagine working in an environment where one line of code can make life easier for hundreds of millions of people. That's what we do at Walmart Global Tech. We're a team of software engineers, data scientists, cybersecurity experts, and service professionals within the world's leading retailer who make an epic impact and are at the forefront of the next retail disruption. People are why we innovate, and people power our innovations.

We are people-led and tech-empowered. We train our team in the skillsets of the future and bring in experts like you to help us grow. We have roles for those chasing their first opportunity as well as those looking for the opportunity that will define their career. Here, you can kickstart a great career in tech, gain new skills and experience for virtually every industry, or leverage your expertise to innovate at scale, impact millions and reimagine the future of retail.

Walmart's culture is a competitive advantage, and it's fostered by being together. Working together in person allows us to collaborate, align quickly and innovate with greater speed. We use our campuses to create purposeful connection rooted in deepening understanding and investing in the development of our associates.

Our hubs: Walmart is a global company with offices across the United States and around the world. Our global headquarters is in Bentonville, Arkansas, with primary hubs in the San Francisco Bay area and New York/New Jersey.

Benefits

Beyond our great compensation package, you can receive incentive awards for your performance. Other great perks include 401(k) match, stock purchase plan, paid maternity and parental leave, PTO, multiple health plans, and much more.

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.

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 classification and length of employment.

Benefits are subject to change and may be subject to a specific plan or program terms.

Minimum QualificationsOption 1: Bachelor's degree in computer science, information technology, engineering, information systems, cybersecurity, or related area and 2 years' 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 QualificationsCertification 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.

Primary Location1375 Crossman Ave, Sunnyvale, CA 94089-1114, United States of America

Walmart and its subsidiaries are committed to maintaining a drug-free workplace and has a no tolerance policy regarding the use of illegal drugs and alcohol on the job. This policy applies to all employees and aims to create a safe and productive work environment.