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Security Engineer Jobs in San Mateo

29 live Security Engineer roles in San Mateo, United States. Apply directly on Haystack.

29live jobs
18new this week
0remote, 1% of listings

Last updated 24 October 2026. Job counts refresh daily.

As of 24 October 2026, Haystack lists 29 live Security Engineer jobs in San Mateo, with 18 added in the past week. Employers hiring right now include Roblox, Verkada and MrBeast.

Top companies hiring

RO
Roblox15 open roles
VE
Verkada10 open roles
MR
MrBeast1 open role
FI
Fireworks1 open role
PR
Prometheus Real Estate Group1 open role
FR
Freshworks1 open role
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Frequently asked questions

How many Security Engineer jobs in San Mateo are available?

Haystack currently lists 29 live Security Engineer jobs in San Mateo, with 18 added in the past week. Numbers refresh daily.

Which companies are hiring for Security Engineer jobs in San Mateo?

Roblox, Verkada, MrBeast, Fireworks, Prometheus Real Estate Group are actively hiring right now, alongside 1 other employers.