- Charles River Laboratories (Wayne, PA)
- Scientist II , Mass Spectrometry Req ID #: 221977 Location: Wayne, PA, US, 19087 For 75 years, Charles River employees have worked together to assist in ... Labs & our Biologics Testing team located in Wayne, PA/Erkarth, Germany are seeking a Scientist II , Mass Spectrometry .** Our Scientist II roleā¦ more