(USA) Systems and Infrastructure Engineer III, Information Security, PKI and HSM

Walmart; Herndon (VA); On-site; USD 108,000 - 216,000; Full time

Benefits offered by this job

Health benefits

401(k) and stock purchase

Paid time off

Job summary

The Systems and Infrastructure Engineer III, Information Security at Walmart designs, secures, and scales infrastructure aligned with business needs. You will develop modular architectures, automate deployments, and ensure compliance with security standards and risk management frameworks.

You'll join a team responsible for cryptographic infrastructure, PKI, HSM, and certificate lifecycle management across on-prem and cloud.

Qualifications

• Bachelor's degree or equivalent in a technical field.
• 4 years of experience in systems and infrastructure engineering or related area.

Responsibilities

• Design scalable, secure infrastructure aligned with business rules and security standards.
• Automate deployment and maintenance using scripting and configuration tools.
• Perform risk and compliance assessments to support security plans and DR strategies.
• Handle backups, patch management, and performance monitoring.
• Contribute to capacity planning and ensure optimal resource utilization.
• Troubleshoot and resolve moderate complex issues with escalation when needed.
• Maintain up-to-date documentation of designs, configurations, and code revisions.

Skills

Public Key Infrastructure

Hardware Security Modules

EJBCA

Automation

Security controls

Disaster recovery

Distributed systems

Education

Bachelor's degree in computer science, information technology, engineering, information systems, cybersecurity, or related area

Tools

Scripting languages

Configuration management

Job description

Bentonville, AR: $90,000 - $180,000/yrHerndon, VA: $108,000 - $216,000/yrRegular/ PermanentSalaried Loading map...Bentonville, AR: $90,000 - $180,000/yrHerndon, VA: $108,000 - $216,000/yrRegular/ PermanentSalaried Position Summary...

Role summary:

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.

What you’ll bring:

• 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.

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.

Bentonville, Arkansas US-09050: The annual salary range for this position is $90,000.00 - $180,000.00 Herndon, Virginia US-10710: The annual salary range for this position is $108,000.00 - $216,000.00 Additional compensation includes annual or quarterly performance bonuses. Additional compensation for certain positions may also include : - Stock

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

• 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.

Primary Location... 805 Se Moberly Ln., Bentonville, AR 72712, 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.

Walmart is 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.

Benefits you’ll enjoy Discount CardGet 10% offWalmart associates are eligible for a 10% discount card on most regular-priced items and fresh produce in-store and on select items at Walmart.com. Eligible after 90 days of employment. Live Better U100% coveredEarn a degree or in-demand skills certificates with no debt- Walmart covers 100% of tuition and books. Live Better U offers 60+ programs for Associates to pursue their dreams.Walmart AcademyGrow your skillsReady to grow your career? Walmart Academy offers job-specific retail training and leadership courses to help Associates reach their career goals.Financial perksEnjoy 401(k) matching and stock purchase plans.Paid time offTake a break as needed for vacation, sick leave, holidays, parental leave, and moreComprehensive health benefitsMedical, dental, vision, and wellness programs for you and your familyWellbeing programsAccess mental health resources and assistance programs for life's challengesCareer growth opportunitiesTraining, leadership programs, and clear paths to advance. Learn more Life at WalmartImagine a workplace surrounded by innovation. At Walmart's new Home Office in Bentonville, Arkansas, we're redefining what it means to work at a global leader.Set on 350 acres of thoughtfully revitalized land, our new campus seamlessly integrates the charm of Northwest Arkansas with cutting edge design and technology. From biking trails and outdoor courtyards to flexible, tech-enabled workspaces, every detail reflects our commitment to sustainability, connection, and culture.With amenities like on-site childcare at our Little Squiggles Children's Enrichment Center, the Walton Family Whole Health & Fitness Center, and a vibrant food hall featuring local and international favorites, we're creating a space where work-life balance isn't just a goal-it's a reality. Beyond the campus, Bentonville offers a dynamic lifestyle with world-class dining, art at the Crystal Bridges Museum, and countless outdoor activities.Whether you're exploring High South cuisine, enjoying live performances at our new amphitheater, or cycling the Razorback Greenway, you'll experience the perfect blend of small-town charm and big-city amenities. Join us at Walmart and grow your career alongside a community that feels like home.This isn't just a workplace-it's a destination for leaders eager to make a difference.