Intelligence Surveillance Reconnaissance (ISR) Systems Engineer duties encompass all-inclusive encrypted communications with tactical radio platforms, satellite platforms, and data network services from local-level to enterprise-level designs which include but not limited to specialized communications equipment, unit-unique intelligence repositories and computer information technology, and the integration of enterprise services, automated services, cloud computing, converging and emerging technologies, and national-to-tactical reach back capabilities. This duty also maintains connectivity into the Marine Corps ISR enterprise for data standardization, enterprise support and services, network and data redundancy, and disaster recovery. Additionally, Marines assigned this MOS will receive training in computer hardware fundamentals, common operating systems, network security, information assurance, database and data flow management, radio frequency theory, satellite communications, basic, intermediate and advanced networking, network and data science philosophies, information warfare, and cyber security policies.