Senior Security Engineer Jobs in Colorado

22 open Senior Security Engineer jobs in Colorado at 13 companies, including Fastly, U.S. Bancorp and Amazon. Updated daily from company career pages.

Fastly

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

U.S. Bancorp

U.S. Bancorp is a financial holding company, offers banking, investment, mortgage, trust, and payment services and products for its clients

Amazon

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

Klaviyo

Klaviyo is an automation and email platform designed to help grow businesses.

Robinhood

Robinhood is a stock brokerage that allows customers to buy and sell stocks, options, ETFs, and cryptocurrencies with zero commission.

S&P Global

S&P Global is a market intelligence company that provides financial information and data analytics services.

Anduril Industries

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

Blue Origin

Blue Origin is an aerospace company that focuses on lowering the cost of spaceflight and helping to explore the solar system.

Booz Allen Hamilton

Booz Allen Hamilton is a consulting firm that specializes in analytics, technology, and engineering.

Karbon

Karbon is a workstream collaboration platform for growing teams and enterprises to combine emails, discussions, tasks, and workflows.

True Anomaly

True Anomaly develops space security technologies using AI, software, and spacecraft to enhance global security and sustainability.

Lunar Outpost

Lunar Outpost creates technologies that enable a sustainable presence in cislunar space while driving a positive impact here on Earth.

Yonomi

Yonomi provides an IoT platform, mobile app, and enterprise solutions that help integrate and automate connected devices.

Updated 2026-10-10.