Seems there was one, linked from here: https://www.linkedin.com/posts/black-mesa-technology_the-list-of-open-positions-at-black-mesa-activity-710261984557733478

Seems there was one, linked from here: https://www.linkedin.com/posts/black-mesa-technology_the-list-of-open-positions-at-black-mesa-activity-7102619845577334786-Rsig https://www.linkedin.com/posts/black-mesa-technology_the-lis... but I don't see an archived copy anywhere.