H4Strategy · 10 hours ago
Wireless Telecom Engineer - VoLTE / 5G / IMS E2E service testing / 5 yr exp
Bothell, WA
Full-time
Hybrid
Mid, Senior Level
$35/hr - $70/hr
5+ years expH4Strategy is a leading consulting partner specializing in Technology, Strategy and IT Staffing Services. The role involves performing services testing, analysis, and troubleshooting of various services using wireless devices in a production environment against 5G, 4G, LTE, and IMS core infrastructure.
ConsultingInformation TechnologySoftware
Responsibilities
Define End-To-End test strategy and test plans with entry and exit criteria, focused on how 5G wireless customers interact and transact with AT&T. Set priorities for test coverage, and identify a prioritized set of opportunities for automation, with a focus on execution and on-time delivery at quality
Responsible for End to End service testing, Sanity Testing, Regression testing execution of network deployment analysis in identified markets and Network
Automation mobility testing experience with tools like MEX, Opentool, Landslide, Softest or ANT
Experience in Network validation of EPC / IMS call flows as per 3GPP specs for EPC signaling flows and IMS call flows for different services. Understanding, identifying and troubleshooting call flows
Collaborating with service architects to understand new services and identifying end to end test cases, creating TOL (Test Object list) of all impacted scenarios to be evaluated and tested in order to certify the service
Working experience in 5G SA, NSA, LTE, VoLTE, VoWIFI, IMS Converged and PSTN transformation solutions for network operators
Domain knowledge and experience on IMS architecture, EPC architecture (Network topology & LTE-EPC, IMS)
Protocol knowledge of SIP, DIAMETER, GTP, S1AP etc. and the signaling flows across the network
Packet Analysis for VoLTE network Protocols around Wireless domain of LTE (Packet Core) and IMS network Protocols & Interfaces using tracing tools to capture DIAMETER, GTP , SIP, other LTE-EPC & IMS Protocols
Validation with architect team to ensure the correct call flow, clearly and accurately document and discuss the discrepancies, anomalies or issues with the test case
Experience in both IMS and EPC mobility core and working experience with IRIS, RADCOM, Jira, wireshark tracing tools and HP ALM Quality Center
Good understanding of testing processes/methodologies and Test Tools and well versed with test planning and acceptance phase till the point of customer sign-off
Qualification
Required
5 years of experience in LTE packet core
5 years of experience in IMS USP
3 years of experience in 3GPP Call flow
1 year of experience in 5G
Define End-To-End test strategy and test plans with entry and exit criteria
Responsible for End to End service testing, Sanity Testing, Regression testing execution
Automation mobility testing experience with tools like MEX, Opentool, Landslide, Softest or ANT
Experience in Network validation of EPC / IMS call flows as per 3GPP specs
Collaborating with service architects to understand new services and identifying end to end test cases
Working experience in 5G SA, NSA, LTE, VoLTE, VoWIFI, IMS Converged and PSTN transformation solutions
Domain knowledge and experience on IMS architecture, EPC architecture
Protocol knowledge of SIP, DIAMETER, GTP, S1AP etc
Packet Analysis for VoLTE network Protocols around Wireless domain of LTE and IMS network Protocols
Validation with architect team to ensure the correct call flow
Experience in both IMS and EPC mobility core
Working experience with IRIS, RADCOM, Jira, wireshark tracing tools and HP ALM Quality Center
Good understanding of testing processes/methodologies and Test Tools
Preferred
Test automation: 2 years
Willingness to travel: 25%
Benefits
Flexible schedule
Paid time off
Parental leave
Professional development assistance
Referral program
Company
H4Strategy
H4Strategy is a managed services provider and professional services firm.
11-50 employees
H1B Sponsorship
H4Strategy has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2024 (2)
2023 (1)
2020 (1)
Funding
Current Stage
Early StageLeadership Team
H
Hadi Sibai
Founder and CEO
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