Senior Product Security EngineerNew$153K–$213K

The opportunity

At Affirm, we exist for the moments that matter—giving people a clear, predictable way to pay over time, with no hidden fees, no surprises, and no tradeoffs on what matters most.

What you'll do

  • Lead the build-out of key insider threat workstreams, from initial design through to day-to-day operation

  • Build out the program's operating mechanics, including investigative: standards, playbooks, and the metrics and reporting that show whether the program is working

  • Support insider risk investigations alongside SIRT, bringing insider threat: expertise, telemetry and evidence analysis, and written findings and risk recommendations

  • Partner with Legal, HR/Employee Relations, Privacy, and Compliance on case: handling and escalation criteria, helping ensure the program respects employee privacy and meets legal and regulatory obligations

  • Threat model Affirm's highest-risk data and systems for insider risk, and: partner with detection engineers to turn the results into production detections

  • Own and improve the controls that reduce insider risk, including data loss: prevention, endpoint monitoring, secure browser and contractor access controls, SaaS posture management, and access governance, working with system owners to close gap

What they're looking for

  • Automate the program's operational load with workflow automation platforms: and Python, covering evidence collection, case routing, and reporting
  • Build and expand agentic automations that assist with insider risk triage and: investigation, and define which decisions stay with a human
  • Deep expertise in security engineering, security operations, insider risk, or digital forensics
  • Track record of standing up new security capabilities where little existed before