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Systems Security Engineer

Blacksmith · New York · On-site

USD 225,000–300,000 / year

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Company
Blacksmith
Location
New York City
Work mode
On-site
Open to applicants from
On-site/hybrid: local candidates
Level
Not specified
Employment
Full-time
Field
Security / Security engineering
Stated pay
USD 225,000–300,000 / year
Posted
2026-10-30 (16 days ago)
Visa sponsorship mentioned
Not mentioned
Listing source
Ashby

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About the role

About Blacksmith - We started by building infrastructure to run CI workloads really fast. Our first product helps companies run GitHub Actions substantially faster and cheaper by owning and operating our own global fleet of bare-metal machines rather than renting generic cloud VMs. - Today, we orchestrate tens of millions of Firecracker VMs each week, running CI for 10,000+ companies and tens of millions in ARR. We’ve grown 20x so far in 2026. - We operate thousands of bare-metal machines across multiple regions, regularly schedule 300k+ vCPUs concurrently, and run a petabyte-scale Ceph cluster that we manage ourselves. - We’ve raised $125M from Seed to Series C, led by Sequoia, Google…

Excerpt only. Read the full description and apply at the original posting on Ashby. We list jobs from public job-board feeds and do not alter employer content beyond this excerpt.

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