The session, at Ellesmere Fire Station is being held on Saturday, May 22.
Shropshire Fire and Rescue Service said it would be recruiting for firefighters at Ellesmere, Hodnet, Market Drayton, Prees, Wem, Whitchurch and other on-call stations across Shropshire.
Spaces are limited and booking is essential with people asked to e-mail EDI@shropshirefire.gov.uk
To be eligible to join people must be over 18, live or work within five minutes of an on-call fire station (excluding Telford Central), and be physically fit enough to undertake the role.
For more information visit www.shropshirefire.gov.uk/on-call