There is an a implications to everything. Have an opinion on healthcare, and someone might die according to you preferred version of it.
He participated within the political system, he did not "[believe] that it is okay to actively oppress LGBTQ employees", except, in your interpretation, by participating in the political system. This extends to "any potential employees who believe in LGBTQ equality" in the same way it extends to anyone with any political opinion; I could mirror the exact same sentiment wrt pro-choice - "believes it is ok to actively murder" etc.