Jordan's Prime Minister Bisher Khasawneh submitted his resignation on Sunday less than week after a parliamentary election that saw some gains for the opposition.
Jaafar Hassan, now head of King Abdullah's office and a former planning minister, is expected to replace Khasawneh, a veteran diplomat and former palace advisor who was appointed nearly four years ago, the officials told Reuters on condition of anonymity.
Hassan will face the challenges of mitigating the impact of the Gaza war on the kingdom's economy, hard hit by curbs to investment and a sharp drop in tourism.
The outgoing prime minister had sought to push reforms pushed by King Abdullah to help reverse a decade of sluggish growth hovering at around two per cent that was worsened by the pandemic and conflict in neighbouring Iraq and Syria.
The Muslim Brotherhood opposition and ideological allies of Hamas made significant gains in Tuesday's election, boosted by anger over Israel's war in Gaza.
The new composition of the 138 member parliament retains a pro-government majority, but a more vocal Islamist-led opposition could challenge IMF-led free-market reforms and foreign policy.
Cardinals are scheduled to meet on Tuesday to plan Pope Francis' funeral, which leaders from around the world will attend ahead of a conclave next month to elect a new head of the Roman Catholic Church.
Russian President Vladimir Putin proposed on Monday bilateral talks with Ukraine for the first time since the early days of the war, and his Ukrainian counterpart Volodymyr Zelenskyy said Kyiv was eager to discuss a halt to attacks on civilian targets.
Ukraine issued air raid alerts for Kyiv and the country's eastern half as blasts shook the city of Mykolaiv early on Monday, authorities said, hours after the one-day Easter ceasefire declared by Russian President Vladimir Putin came to an end.
US Vice President JD Vance began a four-day visit to India on Monday and will hold talks with Prime Minister Narendra Modi, as New Delhi rushes to avoid steep US tariffs with an early trade deal and boost ties with the Trump administration.