FirstIn Know the second a job opens.

Security Engineer jobs in Ca United States

4 open security engineer roles in Ca United States across 1 companies, read straight from each company's own job board.

Last checked 22 October 2026

4
Open roles
1
Companies hiring
$250k
Median published pay
This median blends seniority levels. Not enough postings here state a level to break it down (1 of 4 say nothing about level), so treat the figure above as a range-of-the-market, not a target for your level.

Who's hiring

Open roles

RoleLocationTeamSalary
Staff+ Security Engineer, Core CommandSan Mateo, CA United StatesSecurity$200k – $300k
Staff+ Security Engineer, Developer ToolsSan Mateo, CA United StatesSecurity$200k – $300k
Staff+ Security Engineer, IT and Corporate SecuritySan Mateo, CA United StatesSecurity$200k – $300k
Embedded Linux Security EngineerSan Mateo, CA United StatesSecurity$130k – $280k

Job posts get deleted. We keep them.

FirstIn watches company job boards at the source and tells you the moment a role opens — and keeps the record after it's taken down, so you can see what really happened to a team's hiring.