← Back to jobsPosted (ATS) 1/14/2026, 12:00:00 AM Updated (ATS) 1/14/2026, 12:00:00 AM First seen by us 8/11/2026, 10:30:47 PM Last re-seen 8/23/2026, 6:15:28 AM Distinct job IDs 1 Open in parallel 1 Work locations 1 Cumulative days active 221 Stagnancy score 78.01 ATS job ID 421645
GhostHigh-confidence zombie posting. HR is probably not actually hiring.
Postdoctoral Appointee – Mechanical Engineering
Argonne · Lemont, IL USA
A posting in this role has sat open 221 days — well past the 90-day mark where an opening reads as a resume black hole rather than an active search.
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.
- Location
- Lemont, IL USA
- Posted (ATS)
- Jan 14, 2026
- Last confirmed open
- Aug 23, 2026
- Open for
- 221 days +
Data provenance
- Source platform
- workday
- Latest listing found
- https://argonne.wd1.myworkdayjobs.com/Argonne_Careers/job/Lemont-IL-USA/Postdoctoral-Appointee---Mechanical-Engineering_421645-1
- Stream ID
- 2c0fadc2-4164-4a64-a1c5-2bf218e5a679