More than 50 new jobs are being created in Cork and Dublin.
DPS Engineering is expanding its workforce by a total of 80 - with some of the jobs coming on stream in mainland Europe.
The firm - which has its headquarters here - already employs 810 people.
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It has offices in Saudi Arabia, the Netherlands, Israel, Singapore, the US and Belgium.
Recruitment has already started for the new jobs.
Frank Keogh is the CEO of DPS Engineering, and says all the jobs are in the high-tech industry: