Stairwell is building the future of threat detection and malware analysis. Our platform helps security teams find threats that others miss by transforming how organizations collect, analyze, and act on file-based intelligence. We're a small, high-impact team solving hard problems at the intersection of cybersecurity and large-scale data systems. The Role We're looking for a senior systems engineer who has personally designed and operated large-scale distributed infrastructure in production. You think from first principles, have real hands-on experience with storage or distributed systems, and naturally reason about tradeoffs and failure modes rather than reaching for the nearest familiar pattern. You enjoy building foundational infrastructure in ambiguous, still-being-defined environments, and you know how to use AI as a productivity tool without letting it substitute for your own engineering judgment. You'll design and build the infrastructure that powers our threat detection platform — systems that process massive volumes of data with high reliability and performance. Engineers at Stairwell know their customer, know the business, and know the architecture well enough to make sound design decisions independently. We build AI-first, and expect you to reach for tools like Claude Code, Copilot, or similar as your default way of working — while knowing exactly where to trust them and where your own judgment has to lead.
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Job Type
Full-time
Career Level
Senior
Education Level
No Education Listed