Network Engineers

Responsible for end-to-end System products incl. software upgrade, manual OAM, adversarial, call processing, performance testing, regression testing of network protocols; pre- & post launch network troubleshooting & improvement; provide setup & maintenance of lab testbed topology incl. bring-up new RAN-related access systems; provide testing & validation of features such as mobility mgmt, handoffs, roaming architecture, circuit switch fallback (“CSFB”), VoLTE & troubleshooting of various 3GPP core interfaces; provide execution of test cases according to defined test plans incl. troubleshooting, bug fix & observe & record results; document block & network diagrams. Positions have travel & relocation possible to unanticipated locations throughout the U.S. Work loc: Columbus, OH. Mail res, salary reqmt, position applied for to: Devfi, Inc., 4449 Easton Way, Suite 2038, Columbus, OH 43219.