SES-15 was built by Boeing Satellite Systems based on the Boeing 702SP platform. SES-15 carries a hybrid payload, with additional Ku-band wide beams and Ku- as well as Ka-band High Throughput Satellite (HTS) capability. The satellite is equipped with an electric propulsion system for orbit raising and in-orbit manoeuvres.

SES-15, positioned at 129° West, enables SES to serve its leading aeronautical customers and serve other traffic intensive data applications such as government, VSAT networks and maritime. The satellite was launched on May 18^th, 2017 on a Soyuz launcher operated by launch operator Arianespace from the Kourou Space Port in French Guiana.

Raytheon contracted with SES to host FAA’s WAAS GPS-augmentation payload (WAAS-GEO 6) on the SES-15 satellite in a 15-year contract.