Strikes are also taking place in Dublin, Cork, and Limerick.
Plumbers, fitters, welders and apprentices are taking part in a nationwide strike today as part of calls to reinstate the "travel time" payment.
The payment, which used to compensate workers who had to spend time travelling between sites, was cut in 2008 as part of austerity measures following the financial crash.
Workers are striking in Kildare, with Intel impacted.
Strikes are also taking place in Dublin, Cork, and Limerick.