Walmart

Systems and Infrastructure Engineer III, Information Security

Walmart

full-time

Posted on:

Location Type: Office

Location: HerndonVirginiaUnited States

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Salary

💰 $90,000 - $180,000 per year

Tech Stack

About the role

  • Provide Active Directory Infrastructure support for all of Walmart.
  • Consult with other teams concerning Active Directory application integration and best practices.
  • Provide operational support for a complex multi-company, multi-domain, multi-forest Active Directory environment including AD/SYSVOL Replication, Kerberos, LDAP, and other infrastructure AD functions.
  • Design and implement solutions to help increase the security posture around Active Directory.
  • Ensure security solutions aligns with industry standards such as NIST, PCI DSS, and DISA STIGs, as well as Walmart corporate policy.
  • Assist with defining roadmaps for the future.
  • Maintain Domain Controllers throughout the Enterprise.
  • Design, implement, and maintain monitoring systems for Active Directory, AD LDS, and ancillary supporting technologies.
  • Support problem resolution to include addressing alerts and implementing corrective actions.
  • Plan, organize and execute system benchmarks for threshold and functionality, and root cause analysis.
  • Review ongoing and proposed projects to identify opportunities for reuse and process improvement.
  • Participate in the team on-call rotation.

Requirements

  • 3+ years of experience with large enterprise-scale Microsoft Active Directory Deployments
  • Automation and scripting (PowerShell, Batch Files, VB Script, etc.)
  • AD Topology and Replication
  • AD Access Control, Delegations, and RBAC
  • AD Troubleshooting
  • Group Policy Objects
  • Windows Server background
  • Windows OS support and troubleshooting
  • Active Directory Lightweight Directory Services (AD LDS)
  • Creating/Updating technical documentation
  • Familiarity with PKI concepts, Networking concepts, and SSO / Federation concepts is a plus.
  • Experience with coding in Python, C#, C, C++, Java, etc. is also a plus.
  • Experience with automation tools and scripting languages to streamline workflows and enhance operational efficiency.
Benefits
  • 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.
  • 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.
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
Active DirectoryPowerShellBatch FilesVB ScriptAD TopologyAD ReplicationGroup Policy ObjectsWindows ServerActive Directory Lightweight Directory ServicesPython
Soft Skills
problem resolutionprocess improvementconsultationplanningorganizationexecutioncommunication