{"schemaVersion":"jobsearcher.job.v1","id":"e956b58de1f6dc8b04780665","url":"https://jobsearcher.com/jobs/e956b58de1f6dc8b04780665","canonicalUrl":"https://jobsearcher.com/jobs/e956b58de1f6dc8b04780665","title":"Cellular Tester","description":"Job Description: Good understanding of wireless technologies including 4G, 5G, (SA, NSA, mmwave), VoLTE, VoWiFi, RCS/SMS/MMS network architecture and protocols.7+ years of device testing & certification experience in lab and in the field.Good understanding of call flows over RRC, NAS protocols, throughout scenarios.2+ years of hands-on experience on testing iOS and Android devices, log collection and log triaging.2+ years of experience in device logging tools like XCAP, XCAL, QXDM etc.2+ years of experience of data analytics or visualization tools such as Tableau, Databricks or other clouds-based data analytics tools.Good storyteller on the device issues from lab and field. Able to communicate to the OEM and chipset maker.Bachelor or higher degree in engineering.5 days a week in Philadelphia office.","company":"Synstack Technologies","rawCompany":"synstack technologies","city":"Fairfield","state":"PA","isRemote":false,"isActive":false,"createdAt":"2026-08-14T13:53:37.207Z","occupations":[{"code":"15-1253.00","title":"Software Quality Assurance Analysts and Testers","slug":"software-quality-assurance-analysts-and-testers"},{"code":"17-2112.02","title":"Validation Engineers","slug":"validation-engineers"},{"code":"15-1241.01","title":"Telecommunications Engineering Specialists","slug":"telecommunications-engineering-specialists"}],"industries":[{"code":"517112","title":"Wireless Telecommunications Carriers (except Satellite)","slug":"wireless-telecommunications-carriers-except-satellite"},{"code":"517122","title":"Agents for Wireless Telecommunications Services","slug":"agents-for-wireless-telecommunications-services"},{"code":"541380","title":"Testing Laboratories and Services","slug":"testing-laboratories-and-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Cellular Tester","description":"Job Description: Good understanding of wireless technologies including 4G, 5G, (SA, NSA, mmwave), VoLTE, VoWiFi, RCS/SMS/MMS network architecture and protocols.7+ years of device testing & certification experience in lab and in the field.Good understanding of call flows over RRC, NAS protocols, throughout scenarios.2+ years of hands-on experience on testing iOS and Android devices, log collection and log triaging.2+ years of experience in device logging tools like XCAP, XCAL, QXDM etc.2+ years of experience of data analytics or visualization tools such as Tableau, Databricks or other clouds-based data analytics tools.Good storyteller on the device issues from lab and field. Able to communicate to the OEM and chipset maker.Bachelor or higher degree in engineering.5 days a week in Philadelphia office.","datePosted":"2026-08-14T13:53:37.207Z","dateModified":"2026-08-14T13:53:37.207Z","hiringOrganization":{"@type":"Organization","name":"Synstack Technologies","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Fairfield","addressRegion":"PA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"e956b58de1f6dc8b04780665"},"url":"https://jobsearcher.com/jobs/e956b58de1f6dc8b04780665"}}