Mandiant's Security Transformation Services (STS) team seeks a Senior Cloud Security Architect to advise and support client cybersecurity programs strategically and tactically. Responsibilities include project management and governance for incident response remediation, communicating remediation strategies to stakeholders, identifying client needs, and engaging teams for large-scale tasks like password resets. The role involves working with diverse technologies, from cloud infrastructure to development, and requires strong communication and collaboration skills. The ideal candidate possesses experience in enterprise networking, agile methodologies, DevSecOps, and various security controls across on-premises and cloud environments.