The integration of smart meters into contemporary energy infrastructure is paramount for optimizing energy utilization and efficiency. This paper delves into a comprehensive exploration of smart meter design and operation using microcontroller-based simulation through Proteus Professional software. Incorporating essential components such as OPAMP LM358, XOR Gate 74LS386, resistors, capacitors, diodes, transformers, and microcontrollers, the smart meter aims to precisely measure and monitor power consumption. Moreover, it envisions seamless integration with connectivity technologies like GPRS, Public Network, Corporate Network, and Global Gateway to facilitate real-time communication and data exchange. By fostering a symbiotic relationship between smart meters and the smart grid, this integration strives to elevate energy management practices, curtail wastage, and foster sustainability. The paper elucidates the conceptual framework, design principles, and potential benefits of this integration, thus setting the stage for future advancements in smart energy infrastructure. Notably, the proposed smart meter boasts the capability to measure various electrical parameters including Voltage, Current, Frequency, Energy, Phase Angle, Active power, Reactive power, making it pivotal for big data analysis, thereby underscoring its significance in contemporary energy management endeavours.