Senior IT Systems Engineer

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior IT Systems Engineer based in United States. This role focuses on engineering, securing, and optimizing critical SaaS collaboration and endpoint management platforms across a modern IT environment. You will manage systems such as Google Workspace, Slack, Microsoft 365, Confluence, Jira, Okta, Jamf, and Intune, ensuring they remain secure, scalable, and reliable. The position combines hands-on systems administration with automation, security engineering, integrations, and technical project leadership. You will help protect sensitive systems and data while improving workflows, operational efficiency, and the employee experience. Working closely with Security, Engineering, HR, and Legal teams, you will influence how technology is deployed and governed across the organization. This is a remote opportunity suited to an experienced IT engineer who enjoys solving complex problems and continuously improving enterprise systems.