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.

Five Year Sentence for Kildare Man convicted of Assault
Kfm Obituary Notices
"It's A Crisis": Criminal Legal Aid Dispute Rumbles On As Local Solicitors Meet Kildare TDs
Moderate Weather Advisory Issued For Kildare
Calls For Newbridge Bridge To Be Improved As Council Await Iarnród Éireann Response
Athy's Adrian Kane Appointed SIPTU Deputy General Secretary
Brendan Wyse Steps Down As Clane-Maynooth Councillor
Celbridge-Leixlip MD Appoint New Cathaoirleach And Leas-Chathaoirleach