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Senior Network Security Lead

Job

United States Steel Corporation

Romeoville, IL (In Person)

Full-Time

Posted 3 days ago (Updated 1 day ago) • Actively hiring

Expires 7/3/2026

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Job Description

U. S. Steel is seeking a Senior Network Security Lead to serve as a primary architect and operator of our defensive perimeter. This role is pivotal in our transition from legacy network models to a modern Zero Trust and SASE framework. You will plan and lead the lead a team of specialists and oversee Managed Service Providers (MSPs) to secure our enterprise, cloud, and critical manufacturing (OT) environments. Key Responsibilities