HF Sinclair is seeking an Executive Assistant in Dallas, TX. The Executive Assistant will provide administrative support to the Chief Executive Officer (CEO), members of the Executive Leadership Team (ELT) and occasional support to the Board of Directors. This role requires a proactive, detail-oriented individual with exceptional organizational and communication skills. The Executive Assistant will manage complex schedules, coordinate meetings and events, handle confidential information, and act as a liaison between the CEO, ELT, Board of Directors (BOD), and internal/external stakeholders.