A seasoned Indonesian journalist and media leader, Jajang is the Corporate Secretary of PT Tempo Inti Media Tbk and former Editor‑in‑Chief of Koran Tempo. For over two decades, he has held key editorial roles across Tempo’s newspaper, magazine, and digital platforms. Beyond the newsroom, he plays an influential role in regional journalism standards through the Alliance of Independent Journalists (AJI), the International Federation of Journalists, and the Society of Indonesian Environmental Journalists, shaping ethics, competence, and industry development.