_[English Version] _ Responsibilities: - Assist the customer in ensuring reliable and cost-effective operations. - Advise the customer's technical staff on troubleshooting, maintenance, and repair work, procedures for maintenance programs and ground support equipment, and implementation of modifications. - Conduct field missions according to customer needs. - On-site replacement of defective components. - Manage maintenance and/or repairs. - Implement upgrades. - Provide advice to the local ope…