The Senior ISSO will work closely with the Lead ISSO, Government ISSM, System Owners, technical teams, assessors, and other cybersecurity stakeholders to maintain system security posture, develop and maintain authorization artifacts, track remediation activities, review security controls and evidence, and support Government cybersecurity reviews and audits. You will have access to a large cybersecurity laboratory environment, engineering resources, and reach-back subject matter experts across cloud, networking, identity, systems engineering, application security, vulnerability management, security operations, and federal cybersecurity compliance.