An OpenStack Administrator is responsible for deploying, managing, and troubleshooting OpenStack cloud environments. They ensure the cloud infrastructure is secure, scalable, and efficient by handling networking, storage, and compute resources. Their duties often include monitoring system performance, applying updates, and automating cloud operations using tools like Ansible or Terraform. Strong knowledge of Linux, virtualization, and OpenStack services such as Nova, Neutron, and Cinder is essential for this role.