In your chart, Jupiter is with Rahu in the 5th house of children, luck and intellect creating a Guru Chandala yoga. You are also running the dasa of Guru (Jupiter) now. Till April this year you were in the dasa of Rahu which was also activating the yoga.
In your wife’s chart, the 5th lord Jupiter is in the 9th rasi but moves to the 8th bhava in the bhava chart. Again, the 5th bhava is under papakartari yoga. In Saptamsa, Lagna is occupied by Ketu, Lagna is in papakartari yoga, putrakaraka Jupiter is in the 8th house and the 5th house is a barren house with the 5th lord in the 12th to the 5th (in the 4th).
She is running the dasa of Venus and antara of Moon both of which do not support childbirth.
You can do pariharas for Guru Chandala yoga in consultation with local astrologers. For the wife, medical aid may be needed.
You may get your promotion by the middle of 2027.