The importance of containers in today's cloud-native landscape cannot be overstated. Ensuring their compliance, especially when working in a Federal Risk and Authorization Management Program (FedRAMP) authorized environment, is crucial for maintaining security and integrity. FedRAMP offers a standardized approach to governance assessment, focusing on security, compliance, authorization, and continuous monitoring. To achieve FedRAMP compliance in containerized environments, one must meet baseline security controls defined by NIST SP 800-53, along with additional requirements tailored for container technologies. This includes securing images through digital signatures, enforcing policies using tools like Open Policy Agent (OPA) or Kyverno, implementing runtime security measures such as Falco and AppArmor, maintaining container isolation through rootless containers and Cgroups, and continuously monitoring systems for compliance and anomaly detection. By adopting these strategies, organizations can ensure the security, scalability, and full compliance of their container workflows.