IT Security Engineer – Zscaler Specialist

Job Title

We are looking for an experienced IT Security Engineer – Zscaler Specialist to support and strengthen enterprise cloud security operations in Chicago, IL. This Long-term Contract position focuses on administering and enhancing Zscaler-based security services while helping maintain a reliable, scalable, and well-governed security environment. The role will partner with cross-functional teams to evaluate requirements, resolve technical issues, and improve secure access, web protection, and data safeguarding capabilities.

Your Responsibilities

• Administer and optimize Zscaler security platforms to support secure, high-performing access across cloud and enterprise environments.
• Investigate configuration issues, analyze service behavior, and implement corrective actions to maintain stable security operations.
• Collaborate with infrastructure, network, and application teams to align security controls with business needs and technical requirements.
• Support secure web access, zero trust connectivity, firewall policy coordination, and data protection initiatives across the environment.
• Conduct reviews of existing processes and technical documentation to identify gaps, recommend improvements, and strengthen operational consistency.
• Translate business and security needs into clear technical requirements, user stories, and actionable implementation plans in Agile delivery settings.
• Participate in troubleshooting efforts, root cause analysis, and service improvement activities to reduce risk and enhance platform performance.
• Assist with documentation updates, control validation, and ongoing analysis related to security changes, policies, and operational procedures.