Senior Security Engineer Jobs in Illinois

13 open Senior Security Engineer jobs in Illinois at 10 companies, including U.S. Bancorp, JP Morgan Chase and DRW. Updated daily from company career pages.

U.S. Bancorp

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

JP Morgan Chase

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

DRW

DRW is a diversified trading firm that combines technology, research, and risk management to capture trading and investment opportunities.

PayPal

PayPal is a financial service company that provides online payment solutions to its users worldwide.

Braze

Braze is a customer engagement platform that enables customer-centric interactions between brands and consumers.

S&P Global

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

ServiceNow

UL Solutions

UL Solutions turns issues in safety, security, and sustainability into opportunities for clients in over 100 countries.

Karbon

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

Fictiv

Fictiv is a Digital Manufacturing Ecosystem that delivers precision parts on-demand through its digital platform and global partner network.

Updated 2026-10-10.