Walmart

(USA) Principal, Systems and Infrastructure Engineer, Information Security

Walmart$110K — $220K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Proven expertise in designing scalable IT infrastructure solutions.
  • Strong proficiency in automation, CI/CD pipelines, and scripting languages.
  • Experience with software coding standards and development tools across multiple platforms.
  • Ability to analyze system performance and ensure high availability.
  • Strong problem-solving skills focused on security policy implementation.
  • Experience designing and operating CI/CD pipelines at scale.
  • Proficient with containerization (Docker) and Kubernetes.

Responsibilities

  • Design and maintain internal security tooling and automation solutions for OT/IoT security.
  • Own CI/CD pipeline architecture and operations for the team's applications.
  • Develop backend services and APIs for integrating security platforms with enterprise data sources.
  • Define software development standards including branching strategy and testing requirements.
  • Collaborate with analysts to convert operational needs into production-ready software.
  • Mentor team members and advocate for engineering best practices.

Benefits

  • Comprehensive medical, vision, and dental coverage.
  • 401(k) retirement plan with company matching.
  • Paid time off including parental leave, sick leave, and holidays.
  • Company-paid life insurance and short-term/long-term disability coverage.
  • Tuition coverage for educational benefits through Live Better U program.
  • Employee discounts and Military Leave Pay.
Full Job Description
Role summary:

The Principal, Systems & Infrastructure Engineer will lead the design, development, and delivery of internal security tooling and automation solutions that accelerate the OT/IoT security program. This role is primarily hands-on software engineering and CI/CD ownership - building the platforms, pipelines, and integrations that enable the team to operate at scale.

The engineer will architect and maintain end-to-end CI/CD pipelines for internal security tools and applications. They will design and build scalable backend services, automation frameworks, and data integrations that connect security platforms (asset visibility, vulnerability management, compliance tracking) with enterprise systems.
What you'll do:
  • Design, build, and maintain internal security tooling, dashboards, and automation solutions that support the OT/IoT security program
  • Own end-to-end CI/CD pipeline architecture and operations for the team's applications - including pipeline design, build automation, environment promotion, and release management
  • Develop and maintain backend services and APIs that integrate security platforms (asset management, vulnerability tracking, compliance reporting) with enterprise data sources
  • Define and enforce software development standards for the team: branching strategy, code review process, testing requirements, and deployment gates
  • Collaborate with security analysts and engineers to translate operational needs into maintainable, production-quality software
  • Provide technical mentorship to team members; drive adoption of engineering best practices

What you'll bring:

  • Proven expertise in designing scalable IT infrastructure and architectural solutions.
  • Strong proficiency in automation, CI/CD pipelines, and scripting languages.
  • Experience with software coding standards and development tools across multiple platforms.
  • Ability to analyze system performance, optimize configurations, and ensure high availability.
  • Demonstrated capability to develop detailed architecture blueprints and technical documentation.
  • Strong problem-solving skills with a focus on security policy implementation and issue resolution.
  • Demonstrated experience designing and operating CI/CD pipelines at scale (e.g., Jenkins, GitHub Actions, GitLab CI, or equivalent)
  • Strong proficiency with containerization (Docker) and Kubernetes;
  • Strong written and verbal communication skills; able to translate between technical and non-technical stakeholders


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 https://one.walmart.com/notices.

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.

For information about benefits and eligibility, see One.Walmart.

The annual salary range for this position is $110,000.00 - $220,000.00

Additional compensation includes annual or quarterly performance bonuses.

Additional compensation for certain positions may also include :

- Stock

About Walmart

WalmartLabs is accelerating their development to redefine the shopping experience to meet the changing needs of our customers wherever they are —in a store, on our website, or on their mobile device.

Walmart Careers

Joining Walmart means becoming part of a world-renowned team that leads with innovation and is committed to creating impact. As the largest retailer globally, Walmart offers unparalleled job opportunities and career growth in an environment that values diversity and leadership. Work You’ll Do At Walmart, you will be part of a dynamic team that drives our mission to help people save money so they can live better. Engage in work that matters with a company that offers both stability and the flexibility to explore different career paths. Transform the retail landscape with your skills and help shape the future of millions of customers worldwide. Walmart is at the forefront of combining retail with advanced technology, making it an exciting place for professional growth and innovation. Lead with Us Step into a role that harnesses your potential and places you at the intersection of retail and technology. Walmart is not just a company; it's a community where you can develop your leadership skills and contribute to a culture that nurtures professional growth. Work with a diverse team of experts who bring a wealth of knowledge and experience to the table. Our commitment to diversity training ensures that all team members are valued and can thrive. Walmart Careers and Employment Opportunities We are continuously expanding our team to include enthusiastic professionals eager to drive change and make a significant impact. Explore a range of positions from entry-level to executive, each offering competitive benefits and the opportunity to advance. Innovate with Us Join Walmart and be part of a team that is dedicated to innovation and excellence. With over 2.3 million associates worldwide, you are joining the largest private employment group, ready to innovate, lead, and impact the global market. Internship Programs Kickstart your career with a Walmart internship. Gain invaluable experience, build your resume, and develop networking connections that will empower your career journey. Our internships provide a platform to apply your academic knowledge in real-world scenarios, preparing you for future employment. Be Part of a Great Team At Walmart, our team is our strength. We invest in our employees through robust training programs, leadership development, and opportunities for career advancement. Enjoy the benefits of working in a supportive and inclusive environment where every member’s contribution is valued. Future-Proof Your Career Your journey at Walmart can be as vast as your ambitions. With endless opportunities to grow, learn, and lead, you can take your professional experience to new heights. Benefit from our comprehensive training programs and develop the skills needed for tomorrow’s challenges. Stay Connected Join Our Team Search open positions that match your skills and interests. We are looking for passionate, curious, creative, and solution-driven team players. Explore the diverse job opportunities at Walmart and find where you can make a difference. Keep Up to Date Stay ahead with career tips, insider perspectives, and industry-leading insights you can put to use today—all from the people who work here. READ CAREERS BLOG Job Alert Emails Personalize your subscription to receive job alerts, latest news, and insider tips tailored to your preferences. Discover the exciting and rewarding opportunities that await at Walmart. SEARCH WALMART JOBS Join Walmart today and be part of a story of growth, innovation, and leadership.
Learn more about Walmart
Size
2,300 employees
Market Cap
$387 billion
Industry
Net Income
$13.5 billion
Founded
1962
5 Year Trend
+3.3%
Revenue
$559.1 billion
NASDAQ

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