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Senior Startup Jobs

Senior roles at startups building the future — depth, ownership, and impact.

15,997 open roles · Updated Oct 7, 2026

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15,997 jobs

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MetaSecurity Engineer

Remote · Bellevue, WA · Menlo Park, CA · Seattle, WA · Washington, D.C. · New York, NY

Job type
Infrastructure, IT, & Security
Seniority
Senior
Sector
AI Research
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Frequently asked questions

How many senior roles are on BuildList?
There are currently 15,997 open senior roles on BuildList, refreshed hourly from company career pages.
What kinds of senior roles are listed?
Senior roles at startups building the future — depth, ownership, and impact. You can filter by sector, company stage, role type, and location.
Are there remote senior roles?
Yes — use the location filter or the remote view to see fully-remote senior openings.
How do I apply for senior roles?
Every listing links straight to the company's own application page — BuildList doesn't sit between you and the employer, so there's no account or middleman.