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



IT, Other Engineering
Bentonville, AR, USA
Posted on Monday, June 10, 2024

Position Summary...

What you'll do...

Walmart, one of the largest retailers in the world, is seeking a highly skilled Principal System Engineer to join our Information Security group. The ideal candidate will have a strong technical background in OS internals for Unix, OSX, and Windows, and will be well-versed in complex application connectivity flow, networking, and internet architecture. This role requires expertise in DNS, load balancers, firewalls, CDN, and packet analysis. The candidate should possess excellent troubleshooting skills, particularly in resolving issues related to end-user experience and application performance, and have a solid understanding of IT architectures. If you enjoy solving complex issues to help optimize and make people's life easier through the use of technology, this is the job for you.

About Team:
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 do:

Key Responsibilities:

  • System Engineering and Troubleshooting:
    • Provide advanced technical support and troubleshooting for complex issues related to OS internals (Unix, OSX, Windows).
    • Analyze and resolve problems associated with network connectivity, application performance, and end-user experience.
    • Conduct thorough packet analysis to diagnose and fix network and application issues.
  • Network and Internet Architecture:
    • Design, implement, and manage secure network architectures.
    • Assist in recommending architecture or design changes needed to solve complex user experience and application connectivity performance issues
    • Ensure the security and performance of internet-facing services and applications.
  • Application Connectivity and Performance:
    • Understand and troubleshoot complex application connectivity flows.
    • Identify and address performance bottlenecks in applications and network systems.
    • Collaborate with application development and IT teams to improve overall system performance and reliability.
  • Security and Compliance:
    • Implement and enforce security policies and procedures across systems and networks.
    • Conduct security assessments and audits to ensure compliance with industry standards and regulations.
    • Stay updated with the latest security threats and mitigation techniques.
  • IT Architecture and Strategy:
    • Contribute to the design and implementation of IT architectures that support business goals.
    • Provide technical leadership and guidance on best practices for system and network security.
    • Drive initiatives to enhance the scalability, reliability, and security of IT infrastructure.

What you'll bring:


  • Bachelor's degree in Computer Science, Information Security, or a related field. A Master’s degree or relevant certifications (CISSP, CISM, etc.) is a plus.
  • Certification in Windows, OSX, Unix administration is a plus
  • Have background in system, workstation, desktop support
  • Minimum of 10 years of experience in system engineering and information security.
  • Deep technical expertise in OS internals for Unix, OSX, and Windows.
  • Strong understanding of complex application connectivity, networking, and internet architecture.
  • Proficiency with DNS, load balancers, firewalls, CDN, and packet analysis tools.
  • Proven experience in troubleshooting complex system and network issues.
  • Excellent problem-solving skills and attention to detail.
  • Strong communication skills, capable of interacting with both technical and non-technical stakeholders.
  • Knowledge of IT architecture and best practices for security and performance.

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 expert's 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.

Flexible, hybrid work:
We use a hybrid way of working that is primarily in office coupled with virtual when not onsite. Our campuses serve as a hub to enhance collaboration, bring us together for purpose and deliver on business needs. This approach helps us make quicker decisions, remove location barriers across our global team and be more flexible in our personal lives.

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.

Equal Opportunity Employer:
Walmart, Inc. is an Equal Opportunity Employer – By Choice. We believe we are best equipped to help our associates, customers and the communities we serve live better when we really know them. That means understanding, respecting and valuing diversity- unique styles, experiences, identities, ideas and opinions – while being inclusive of all people.

The above information has been designed to indicate the general nature and level of work performed in the role. It is not designed to contain or be interpreted as a comprehensive inventory of all responsibilities and qualifications required of employees assigned to this job. The full Job Description can be made available as part of the hiring process.

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

Minimum Qualifications...

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 5years’ experience in systems and infrastructure engineering or related area at a technology, retail, or data-driven company.

Option 2: 7 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 and 3 years’ experience leading information security or cybersecurity projects, 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 Location...

805 Se Moberly Ln, Bentonville, AR 72712, United States of America