Sellafield firefighters will stage two 12.5 hour strikes in a dispute over pay, GMB has announced.
Industrial action will take place on Tuesday 17 October, between 6am and 6.30pm, and Thursday 19 October, between 6am and 6.30pm.
Firefighters were due to strike on 24 July, but more time was given to management to put in place a resolution to the dispute by the end of September.
GMB reports a resolution has not been put in place.
The union argues that the firefighters are being underpaid for the work they do.
Crews at Sellafield work to keep more than 10,000 workers on site safe, along with the surrounding communities.
In a separate dispute, GMB’s 3,000 members at Sellafield took part in a 24 hour strike last week after the company imposed a 1.5% pay offer.
Unite the Union's 1,200 Sellafield members voted on Monday 2 October to take strike action as part of the same dispute.
GMB made the following statement:
A Sellafield spokesperson said: