A Pre Sales Engineer in Telecom is responsible for supporting the sales team by providing technical expertise, creating solutions, and demonstrating product capabilities to potential clients. They analyze customer requirements, design telecom solutions, and prepare proposals to address business needs. Their role involves working closely with sales, product, and engineering teams to ensure the proposed solutions are feasible and align with customer expectations. Additionally, they may assist in presentations, proof-of-concept demonstrations, and responding to technical inquiries. Their goal is to help secure sales by ensuring customers understand how the telecom products or services meet their requirements.