Developed the SONiC NOS Configuration Methods Guide for the sonic-net/SONiC repository, delivering a comprehensive markdown document that details configuration approaches using CLI, configuration tools, REST API, and automation frameworks. Focused on documentation and network configuration, the work aligned technical content with onboarding and automation workflows, enabling network administrators and automation engineers to standardize and accelerate device configuration. The guide serves as a reusable reference, supporting both immediate deployment needs and future automation initiatives. By leveraging Markdown and deep knowledge of network configuration practices, the contribution addressed the need for clear, accessible documentation to streamline SONiC NOS setup and management.