United Kingdom

• Museums Association
• National Museum Directors' Council
• Museum Jobs
• The Geological Society of London
• NatSCA jobs page
• Leicester Museum Studies Jobs Desk
• Creative Choices

United States and Canada

• American Alliance of Museums JobHQ
• Association of Academic Museums and Galleries Job Postings
• Canadian Heritage Information Network Careers  
• Society of Mineral Museum Professionals
• SPNHC Jobs
• MuseWeekly: Professional Opportunities in Museums
• Museum Studies at Tufts University
• Museum Employment Resource Centre

Australia

• Museums Australia  

International

• PaleoNet jobs page
• Nature Jobs
• Global Museum
• NHcoll listserver