← Back to jobsPosted (ATS) 6/30/2026, 4:38:40 PM Updated (ATS) 8/17/2026, 5:30:40 PM First seen by us 7/2/2026, 7:01:38 AM Last re-seen 8/22/2026, 2:15:19 PM Distinct job IDs 2 Open in parallel 2 Work locations 1 Cumulative days active 53 Stagnancy score 41.56 ATS job ID 8027588
Suspected GhostRotation or age signals smell off. Proceed with skepticism.
[2026] Senior Machine Learning Engineer (Systems), Embodied AI/NPCs, ML Platform - PhD Early Career
Roblox · Early Career Full-Time · San Mateo, CA, United States
A posting in this role has sat open 53 days — past the 45-day mark where openings start to look less like an active, immediate need.
Rotation timeline
Every ATS job ID we've matched to this same normalized title, oldest first. "Posted" is the date the ATS reports; "last confirmed open" is the last time we saw it live.
2 of these IDs are open right now and were all posted within the same day. That looks like concurrent duplicate reqs, not a role being quietly re-shelved over time — weigh accordingly.
- Location
- San Mateo, CA, United States
- Posted (ATS)
- Jun 30, 2026
- Last confirmed open
- Aug 22, 2026
- Open for
- 53 days +
- Location
- San Mateo, CA, United States
- Posted (ATS)
- Jun 30, 2026
- Last confirmed open
- Aug 22, 2026
- Open for
- 53 days +
Data provenance
- Source platform
- greenhouse
- Latest listing found
- https://careers.roblox.com/jobs/8027588?gh_jid=8027588
- Stream ID
- 56aea978-9ea6-476a-84af-3cfb279f269c