Mid-level Security Engineer Jobs in Seattle, Washington

20 open Mid-level Security Engineer jobs in Seattle, Washington at 6 companies, including Amazon, OpenAI and Palantir Technologies. Updated daily from company career pages.

Amazon

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

10 more open roles at Amazon

OpenAI

OpenAI is an AI research and deployment company that conducts research and implements machine learning.

Palantir Technologies

Palantir Technologies is a software company that develops data analytics and data integration software solutions.

Baseten

Baseten is an AI infrastructure company that integrates machine learning into business operations, production, and processes.

Hive

Hive provides cloud-based AI solutions for understanding, searching, and generating content

Galvanick

Secure industrial operations.

Updated 2026-10-11.