We're seeking a highly experienced Senior QA Engineer to be deployed with our airline client, a major international airline headquartered in Dubai, within their Distribution & Revenue Technology function. This role is the primary quality gate for all GDS and interline distribution systems, owning end-to-end test design and execution across Amadeus, Sabre, and Travelport. The successful candidate will validate fare filing integrity, interline pricing accuracy, SSR transmission workflows, and PSS/DCS integration correctness — and will lead testing cycles for major product launches such as new cabin introductions and market expansions.