5G Principal Engineer

Job Description:

A software test role requires a combination of technology and leadership capabilities to achieve high. Quality and on-time delivery of home router/gateway products.

The position requires an engineer with strong technical and communication skills.

Essential Functions:

• Perform testing of multi-featured, fixed wireless access, home internet gateway products to include 5G and 4G/LTE functionalities.
•  Thoroughly document software issues discovered, including appropriate technical details, logs, etc.
• Review product requirements, functional specifications, standards documents, and customer specifications to design test strategy for software validation
•  Create test plans and test cases for new products and features, including incremental features based on customer requirements or industry requirements
•  Assist with product qualification and post sales issues that could impact the business
•  Support customers onsite during issues investigation in conjunction with R&D to determine root cause
•  Simulate customer reported issues or new test environments in labs
•  Communicate regularly with key customers to manage expectations regarding hardware, software, and other project deliverables
• Create test reports, dashboards, and status reports for management presentation
•  Contribute to product design discussions on overall software feature/interop compatibility across different platforms

Required Education and Experience:

•  Bachelor's degree in relevant discipline (electrical/computer engineering, computer science)
•  Minimum 5 years of relevant work experience (or equivalent) with telecommunications products and technologies
• Knowledge of 5G and 4G/LTE protocols and system architectures
• Experience in testing 5G and 4G/LTE CPE devices (preferably Fixed Wireless Access router/gateways)
•  Understanding of various mobile scenarios and use cases such as ENDC, CA, NSA, SA, VoLTE, handovers, etc.
•  Ability to translate customers’ 4G/LTE/5G requirements into test cases and test plans and execute those tests in a lab environment
•  Familiarity with 5G/4G/LTE test tools such as Amarisoft Callbox
•  Familiarity with traffic generators such as Spirent Test Center, IxChariot, iPerf, etc.
•  Familiarity with general test tools such as Wireshark, configuration editors, etc.
• Familiarity with test management and collaboration tools including JIRA, Confluence, etc.
•  Knowledge of IP networking protocols (IPv4, IPv6, SNMP, STP, DHCP, TFTP, FTP, TCP, UDP)
•  Knowledge of Wi-Fi 4, 5, 6, and 6E including wireless encryption (WPA2/WPA3, WPA, WEP), WPS, DFS, and WMM
•  Knowledge of embedded operating systems (OpenWRT, Linux, etc.)
•  Debugging skills with telecommunications CPE devices such as home router/gateways
•  Strong communication, collaboration, and team working skills
•  Some business travel may be required, both domestic and international

Preferred Experience:

•  Minimum 10 years of relevant work experience (or equivalent) with telecommunications products and technologies
•  Knowledge of DOCSIS and fiber specifications, protocols, test procedures, and debugging
•  Knowledge of Packet Cable 1.5 and 2.0 specifications, protocols, test procedures, and debugging
•  Knowledge of VoIP system architectures and network elements
•  Familiarity with VoIP test equipment such as Asterisk PBX, Ameritec, etc.
•  Knowledge of Home Networking Protocols (HNAP, uPNP, RIPv2, TR69, MOCA, etc.)
•  Knowledge of WiFi testing to include interoperability, performance, RvR, and stability
•  Familiarity with Agile (Scrum) Development Methodology
•  Experience in Python, TCL, shell scripting
•  Experience working with large telecommunications service providers
•  Cisco CCNA certification