This technical report provides a comprehensive overview of modern Quality Management Systems (QMS) as applied within the aerospace industry, with a focus on the AS9100 series of standards. The document outlines the evolution, structure, and application of AS9100, AS9110, and AS9120, detailing the certification process, operational benefits, and industry-specific challenges such as product safety, configuration management, and counterfeit parts prevention. Aimed at researchers, industry professionals, and quality assurance specialists, this report serves as a practical guide to implementing and maintaining an aerospace-specific QMS in alignment with international regulatory and customer requirements.