4G/5G RAN Test Engineer IV

Worldlink•Plano, TX

About The Position

WorldLink is a rapidly growing information technology company at the forefront of the tech transformation. From custom software development to cloud hosting, from big data to cognitive computing, we help companies harness and leverage today’s most cutting -edge digital technologies to create value and grow. Collaborative. Respectful. Work hard Play hard. A place to dream and do. These are just a few words that describe what life is like at WorldLink. We embrace a culture of experimentation and constantly strive for improvement and learning. We take pride in our employees and their future with continued growth and career advancement. We put TEAM first. We are a competitive group that like to win. We're grounded by humility and driven by ambition. We're passionate, and we love tough problems and new challenges. You don't hear a lot of "I don't know how" or "I can't" at WorldLink. If you are passionate about what you do and having fun while doing it; tired of rigid and strict work environments and would like to work in a non -bureaucratic startup cultural environment, WorldLink may be the place for you. For more information about our craft, visit https://worldlink -us.com . We are looking for a 4G/5G RAN Test Engineer IV to join our team.

Requirements

12+ years of directly related experience is required.
Bachelor’s Degree is EE/CS is required. Masters w/10 -12 years’ experience is preferred.
Good understanding on 4G & 5G concepts such as DL/UL scheduling, LTE power control, Beamforming fundamentals, MIMO,ENDC.
Working experience in analyzing SA and NRDC features.
Deep knowledge of L1 and L2 layer protocol analysis.
Good understanding on UE, RAN 3GPP specification.
Good understanding of Inter vendor configurations and IOT scenario.
Experience with system testing activities such as feature validation, test description documentation, parameter optimization, performance analysis, test strategy creation, problem troubleshooting.
Strong knowledge in 4G& 5G air interface and call processing technologies and network architecture specifically focused on Radio Access Network.
Good understanding of overall Wireless systems with emphasis on PHY, MAC, RLC, RRC and PDCP layers.
Working experience in Lab testing and IOT testing is preferred.
Experience in EMS systems, managing network elements, software upgrades, MOP verification.
Understanding of 3GPP systems: Core and RAN networks.
Experience with test tools including protocol analyzers, XCAL/QXDM, Wireshark, Channel Emulator, Spectrum Analyzers, Signal Generators, etc.
Self -motivated individual with the ability to thrive in a team -based or independent environment.
Detail -oriented with strong organization skills.
Ability to work in a fast -paced environment.
Limited supervision and the exercise of discretion.
Ability to plan, organize and prioritize multiple projects, sales and simultaneous performance objectives.
Work independently in determining one’s personal work schedule to be productive.
Work in a team environment, in order to achieve personal and team project milestones and to complete assignments within established time frames.
Capable of accepting tasks and problems/situations that differ, requiring creativity to search for optimal solutions, when only broad and general guidelines exist for solving problems.
Proven ability to interact at multiple levels within customers' organizations.
Ability to negotiate with and convince others, in a potentially adversarial environment, including customer directors, managers and staff with opposing views to accept/approve plans, technical and project recommendations.
Ability to travel sporadically during the project.

Nice To Haves

Experience with ongoing 3GPP Rel 16 & 17 activities is beneficial.
Experience with SW development is beneficial.

Responsibilities

Responsible for development of product validation, feature validation, systems and performance analysis, customer review sessions for LTE & 5G RAN products focusing on Air interface, E2E performance, and Call Processing.
Responsible for building test plans for new 3GPP features and validating in lab.
Responsible for L1 and L2 layer protocol analysis from UE and RAN side.
Analyze the product and feature requirements, converting them into system test cases and execution to ensure the product meets customer spec.
Aid in product & feature performance analysis, evaluation of new product & SW releases.
Perform detailed analysis of 4G& 5G Wireless Protocols.
Responsible for analyzing and troubleshooting the issues.
Educate our customers on new products and services both individually and in a team environment.
Lead junior engineers in lab on Test execution and system integration.
Ensure that customer commitments are achieved according to plan.
Work closely with various support organizations, logistics, and cross - functional teams across the organization, including HQ, to achieve successful new product roll -outs and developments.