Sr Engineer, SystDesign & Strategy

As America’s Un-carrier, T-Mobile US, Inc. (NYSE: TMUS) is redefining the way consumers and businesses buy wireless services through leading product and service innovation. The company’s advanced nationwide 4G and 4G LTE network delivers outstanding wireless experiences for customers who are unwilling to compromise on quality and value. Based in Bellevue, Wash., T-Mobile US operates its flagship brands, T-Mobile and MetroPCS. It currently serves approximately 58 million wireless subscribers and provides products and services through 70,000 points of distribution.T-Mobile is seeking a Sr. Engineer to focus their attention on the Design and Implementation of VoIP routing, VoLTE/SRVCC and ICS. This Sr. Engineer will lead a cross functional team through the Design, Requirements, Development, Implementation and ongoing Engineering of the Core Network Elements associated with these services and architecture. The ideal candidate has a track record of bringing knowledge and experience to a large group of Engineers, process and result oriented, proactive, team player and ensuring clear communication at every juncture.

  • Excellent knowledge of SIP and VoIP protocols and routing
  • Knowledge in IMS/ICS, IP, WiFi, LTE, SR-VCC, VoLTE, ViLTE, IPSec, Telecommunications, GSM technologies architectures and relevant protocols
  • Experience in IMS Design and/or Deployment
  • Experience in writing RFI/RFP/RFQ, evaluate answers and prepare summary
  • Experience in managing vendors and driving roadmap
  • Knowledge of TCP IP Protocols
  • Ability to understand and reference 3GPP and OMA specifications
  • Experience in working in large cross functional teams
  • Ability to thrive in a fast paced innovational technology environment
  • Work with cross-functional teams to implement and support company initiatives
  • Develop quarterly and yearly individual and team goals that support the company objectives for the year
  • Write RFPs/RFIs/RFQs for new technology, standards and architecture and evaluate responses, present recommendations to peers and executive team
  • Determine and create designs to achieve optimum network fit and integration
  • Analyze and provide input on Product Development and Network Evolution and Strategy initiatives for all Core Network Elements
  • Drive Core Network architecture changes and evolution
  • Document technical capabilities, capacities, limitations and interfaces
  • Lead and transition new technology testing efforts to downstream teams
  • Conduct lab trials and evaluate multiple vendor products against 3GPP or OMA specs
  • Provide detailed feedback to Vendor and internal teams

We Take Equal Opportunity Seriously – By Choice

T-Mobile USA, Inc. is an Equal Opportunity Employer. All decisions concerning the employment relationship will be made without regard to age, race, color, religion, creed, sex, sexual orientation, gender identity or expression, national origin, marital status, veteran status, the presence of any physical or mental disability, or any other status or characteristic protected by federal, state, or local law. Discrimination or harassment based upon any of these factors is wholly inconsistent with our Company values and will not be tolerated. Furthermore, such discrimination or harassment may violate federal, state, or local law.


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