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Test Engineer

5 months ago


Warrenville, United States Cognizant Technology Solutions Full time

Cognizant is looking for a Test Engineer (US Citizen) with experience in 5G/4G voice networks.   Looking for • Provision IMS CORE subscriber data for 5G Volte LTE, 4G Volte LTE, 4G FirstNET, Cricket, Enhanced Mobility, Cvoip, and APB subscribers
• Test 4G LTE, 5G LTE SIP IMS, Cvoip and ABV calls
• Customize IMS CORE subscriber data for tester needs on various platforms and projects
• Develop and execute test plans, document defects and report test results
• Manage small provisioning team
• Work with call test teams to investigate, determine the root cause and resolve subscriber data and call issues. 
Candidate must have the following:
• Software Programming Script experience
o Perl, UNIX Shell, Phython , SPML,   HTML, HTTP, curl,  SOAP XML
• IMS CORE network SIP subscriber data knowledge
• IMS CORE network SIP call flow experience
o Telephony experience – SIP, DIAMETER, SS7
• Volte Registration and SIP IMS CORE calls, SMS text, IPME  experience
• Wireshark SIP call trace experience
• VoIP technologies and products
• Systems integration and test
• Preparation and presentation of IMS CORE training session pertaining to subscriber data and usage
• Experience with Gathering, Analyzing, and Troubleshooting complex Customer/Network issues
• Strong written and verbal communication skills
• Multitasking skills capability of handling multiple situations concurrently
• Flexibility to work in a dynamic environment with shifting priorities
• Strong problem solving Skills
• Independent Thinking
• Strong attention to detail
Candidate desirable Skills, Knowledge:
• Linux
• Radcom Call trace experience.
• Test planning, test case development, execution and reporting
• Protocol analysis and troubleshooting, using Wireshark, Agilent and/or other networking tools
• Test automation