USA) Systems and Infrastructure Engineer III, Information Security
Listed on 2026-08-08
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IT/Tech
Cybersecurity, Systems Engineer, Network Security
(USA) Systems and Infrastructure Engineer III, Information Security
Sunnyvale, CA
Multiple locations
Herndon, VA: $108,000 - $216,000/yr
Sunnyvale, CA: $117,000 - $234,000/yr
Regular/ Permanent
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Herndon, VA: $108,000 - $216,000/yr
Sunnyvale, CA: $117,000 - $234,000/yr
Regular/ Permanent
Position Summary...Thisroleisresponsibleforstrengtheningthesecurityofallwebingresspointsacrossglobale Commerce platforms.
ItfocusesondevelopingandtuningWAFpolicies,enhancing client‑sidedetectionandfingerprinting,managingdefensesduringactivecyber‑attacks,andcontrollingscriptedtraffic.
Thepositionalsocollaboratescloselywithnetworkandsitereliabilityteamswhilebuildingandoperatingtheinfrastructurethatsupportstheorganization’soverallwebsecurityposture.
The Edge Ingress Securityteamplaysacriticalroleinprotectingourglobale Commerceplatformsfromawiderangeofonlinethreats .Fromdefendingagainstweb-basedandDDoSattackstomanagingunwantedscriptedtrafficandfraud,wearethegatekeepersofsecuredigitalaccess.
Wecollaboratecloselywithnetwork,infrastructure,andproductteamstoensurethateveryingressflow—acrossallwebproperties—issecure,resilient,andadaptivetoevolvingthreats.
Ourteamthrivesonsolvingcomplexsecuritychallengesinafast-paced,high-impact environment.
- Create,tune,and enforce
Web Application Firewall (WAF) policiesacrossglobaleCommercesites - Continuouslyevaluateandadaptingresssecuritypoliciesbasedontheevolvingthreatlandscape
- Matureourclient-sideevaluationandfingerprintingcapabilities
- Assessandmanageprotectionstrategiesduringactivecyber-attacks
- Controlandmonitorscriptedtrafficacrossalldigitalproperties
- Collaboratewithnetworkandsitereliabilityteamstosecureallingresspoints
- Build,deploy,andmanagesecurityinfrastructureandoperationstosupportoverallwebsecurity
What you'll bring:
- Hands-onexperiencewith
Web Application Firewall (WAF) managementandDDo Smitigationstrategies - StrongknowledgeofnetworkandwebprotocolssuchasTCP/IP,IPSec,HTTPS,andSSL
- Deepunderstandingofhowwebpropertiesand Content Delivery Networks (CDNs) function
- Experiencewithclient-sidefingerprintingandbehavioraldatacollection
- Proficiencywithlogmanagementtoolssuchas Splunk,Kibana,orArc Sight
- Strongscriptingskillsinatleastonelanguage
- FamiliaritywithcloudplatformsincludingAzureandGCP
Bonuspointsfor:
- Asecurity-firstmindsetandsolidfoundationinkeysecuritydomains:application security,network security,architecture
- Knowledgeofnetworkandsecuritytoolsandprotocols,includingFirewallsandDNS
- Strong analytical,problem-solving,andinterpersonalcommunicationskills
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 . 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 .
Sunnyvale, California US-11656:
The annual salary range for this position is $ - $
Herndon, Virginia US-10710:
The annual salary range for this position is $ - $ Additional…
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