Senior Security Engineer Jobs in California

149 open Senior Security Engineer jobs in California at 75 companies, including NVIDIA, Amazon and Waymo. Updated daily from company career pages.

NVIDIA

NVIDIA is a computing platform company operating at the intersection of graphics, HPC, and AI.

Amazon

Amazon is an e-commerce website for consumers, sellers, and content creators.

Waymo

Waymo improves transportation by developing self-driving technology developed in Google’s labs.

Cisco

Cisco develops, manufactures, and sells networking hardware, telecommunications equipment, and other technology services and products.

Pinterest

Pinterest is a visual bookmarking tool for saving and discovering creative ideas.

MongoDB

MongoDB is a next-generation database that helps businesses transform their industries by harnessing the power of data.

Hewlett Packard Enterprise

Hewlett Packard Enterprise is an edge-to-cloud company that uses comprehensive solutions to accelerate business outcomes.

Fastly

Fastly helps digital businesses keep pace with their customer expectations by delivering secure and online experiences.

ServiceNow

JP Morgan Chase

JP Morgan Chase is a global financial services provider that offers investment banking, asset management, treasury, and other services.

Chime

Providing financial peace of mind for millions of people

Anduril Industries

Anduril Industries is a defense product company that builds technology for military agencies and border surveillance.

4 more open roles at Anduril Industries

Ripple

Ripple is a technology company that provides solutions for cross-border payments, crypto liquidity, and central bank digital currency.

CoreWeave

CoreWeave is a cloud provider of large-scale GPU-accelerated workloads.

7 more open roles at CoreWeave

Decagon

BitGo

BitGo is a blockchain and cryptocurrency security company that offers clients with security, custody, and liquidity solutions.

Harvey

Harvey is a generative AI company building the future of professional services.

Block, Inc.

Block, Inc. (NYSE: SQ) (formerly Square, Inc.) is a technology company with a focus on financial services.

Kikoff

Kikoff is a personal finance platform that offers credit-building solutions.

AngelList

AngelList is a U.S. website for startups, angel investors, and job-seekers looking to work at startups.

Updated 2026-10-11.