GW/Routers Validation Engineer

Overview Founded in 2009 and headquartered in Ann Arbor, MI, TEKWISSEN™ provides a unique portfolio of innovative capabilities that seamlessly combines clients insights, strategy, design, software engineering and systems integration. Our offerings span the services spectrum from Application Development/Maintenance, testing, Technology Consulting & staffing. The company focuses on information technology, engineering, healthcare, financial technology and contingent workforce solutions. It operates in seven business segments including Commercial, Professional & Technical, EMEA Commercial, and EMEA Professional & Technical. The company provides professional and technical expertise in Telecom, Education, Banking, Retail, e-commerce, Automotive, Life Science, Insurance, legal, healthcare, among others. It also offers outsourcing, consulting, recruitment, career transition, and vendor management services. We strongly believe: If something cannot be measured, it cannot be managed. TEKWISSEN™ measures all of these processes and applies corrective interventions to manage the quality process at its core. We are an Equal Employment Opportunity Employer M/F/V/D Recognitions 2015 - America’s Fastest Growing Company by Inc.com 2015 - SPARK FastTrack Award from Ann Arbor SPARK 2015 - Honoree of Diversity Focused Company by Corp! Magazine 2014 - America’s Fastest Growing Company by Inc.com 2014 - Michigan 50 Companies to Watch 2014 – DiSciTech Award in Technology by Corp! Magazine 2014 - DiSciTech TECHNOLOGY Company of the year by Corp! Magazine 2014 - SPARK FastTrack Award from Ann Arbor SPARK Specialties Enterprise Solutions, Web Development, Data Warehousing, Systems Integration, IT Security, Storage Technologies, Development and Delivery, Business Intelligence, Telecommunications, Consulting and Planning, Network design, Implementation & Administration Job Description Responsibilities DOCSIS 3.0 and VoIP, SIP, MGCP applications testing using a CPE device Review product requirements, functional specifications, standards documents (RFCs and specs). Design, write and execute test plans to validate VoIP application functionality. Own and maintain the test infrastructure including design and configuration of TCP/IP networks including routers/switches/CMTS, SIP servers, and other monitoring and testing equipment. Own automation framework and develop automation scripts to validate protocol compliance, interoperability, voice path validation and feature behaviour. Perform and analyze network packet captures to troubleshoot protocol and voice quality issues. Qualifications Minimum of 8+ years working as test engineer or field engineer with DOCSIS and VoIP Deep understanding of VoIP protocols and ability to read and troubleshoot call flows involving SIP, MGCP & RTP Hands-on experience working with, configuring, and troubleshooting routers, switches, & CMTS. Hands-on experience working with, configuring, and troubleshooting VoIP Call Agents, SIP Proxy and IMS Core Hands-on experience using packet capture tools and analyze call flows and RTP Experience designing and performing load, stress and performance testing including Bulk Call Generators Hands-on experience and expertise is developing scripts using Perl, VBscript, Python, or similar scripting language Hands-on experience with SIP automation tools CCNP/CCIE certification is not required but is a plus. Additional Information Thanks & Regards #J-18808-Ljbffr Stem Xpert