The Argentine who is set to replaceTanzanian Dennis Kitambi, who will drops to the assistant role, signed a two-year deal at The Den.
Kitambi is expected to officially leave his role on May 18 to link up with former AFC Leopards coach Stewart Hall in Bangladesh.
Zapata has, in the meantime named a strong squad to tackle K’Ogalo in the match whose winner will have a chance of playing English Championship side Hull City in a friendly.
Erratic Gabriel Andika will start from the bench with his place being taken by Ezekiel Owade. Ezekiel Odera and Whyvonne Isuza have also been handed starts alongside Captain Duncan Otieno and Brian Marita.
Starting XI: Ezekiel Owade, Mike Kibwage, Isaac Oduro, Duncan Otieno, Victor Majid, Robinson Kamura, Brian Marita, Marvin Omondi, Whyvonne Isuza, Ezekiel Odera and Victor Oburu.
Reserves: Gabriel Andika, Dennis Shikhayi, Yusuf Mainge, Joseph Kuria, Baker Lukooya, Aziz Okaka and Moses Mburu.