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Senior
Senior Fraud Engineer
Confirmed live in the last 24 hours
ActiveCampaign
Chicago
On-site
Posted February 6, 2026
Job Description
As our next Senior Fraud Security Engineer, you won’t just be monitoring logs—you will be the primary architect of the next generation of abuse detection capabilities for our platform. You’ll move beyond routine security tasks to design and build sophisticated, automated behavioral analysis pipelines that protect our ecosystem from trial abuse, account takeovers, and evolving sending anomalies. In this high-impact, high-visibility role, you will partner directly with Security and Product leadership to translate complex threat landscapes into tangible automated defenses, ensuring our platform remains a trusted environment for millions of users.
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