You lose significant rights doing a private consolidation of federal loans.
You lose few if any rights doing a federal consolidation. Because you anticipate your employer will pay off all of your loans, a federal consolidation into a single loan may be worth doing, (if required to qualify for your employer's program).
You have to weight the risks and gains for each variant:
For federal loans, there might be some partial or total forgiveness one day. Could be you get something from that, but could also be that it never happens;it’s too late for you; or you are not affected - the probability is your guess. By consolidating them now you will lose this potential gain.
On the ...
The main advantage you'll lose by consolidating your debts is that you lose the potential options from selectively repaying specific ones early and (unless the rules changed from when I did it) for federal loans end up paying a weighted average of the rate across all your individual loans.
Generally what you'd want to do there is to repay the highest ...
Assuming you stay with the employer for 2 years and they pay your consolidated loan for 2 years then the terms of the consolidated loan practically do not matter.
The only possible fine-print item which could matter is a pre-payment fee. If the loan doesn't allow you to pay it off early then that could be seen as a disadvantage.
Aside from that, congrats and ...