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5G Protocol Application Development Engineer

Country:  United States
State / Province:  California
City:  Santa Clara
Job Type:  Regular
Job ID:  36327

Keysight is the world's leading electronic measurement company, helping scientists and engineers address their toughest technical challenges with confidence through innovations in wireless, modular, and software solutions. Our employees leverage their insight and passion to deliver measurement solutions in wireless communications, aerospace and defense, and semiconductor markets with world-class platforms, software and consistent measurement science.

This job will be part of the Communications Solutions Group, which is responsible for Keysight's portfolio in the Wireless Data Ecosystem, including wireless devices, operators, internet infrastructure, and Aerospace & Defense. Our software-centric solutions accelerate our customers' time to market and reduce their costs - giving them a competitive advantage in today's and tomorrow's technology waves.

Job Description

Keysight Technologies has been unlocking electronic measurement insights for 75 years. We are the world's leading electronic measurement company, transforming today's measurement experience through innovation in wireless, modular, and software solutions. Our 9,500 employees serve customers in more than 100 countries, delivering solutions in wireless communications, aerospace, defense and semiconductor markets with world-class solutions. No other company offers our depth and breadth of measurement tools and expertise. Our singular focus helps scientists and engineers address their toughest challenges with precision and confidence. With our help, they are better able to deliver the breakthroughs that make a measurable difference in the world.

Within the Communications Solution Group, we are searching for a key engineering contributor to our 5G Protocol Application Development Engineering Team. Chosen candidate will develop and deliver technical solutions to enhance customer efficiency in 4G & 5G test solutions. The successful candidate will be a bright and proactive engineer with a good theoretical and practical knowledge of physical layer, protocol and RF testing and possess good communication skills to define issues and present solutions. Candidate must enjoy taking on complex technical challenges and working in a customer facing environment. This role combines developing technical solutions with keen insight into understanding issues and deploying solutions.

Duties & Responsibilities

•    Develop test scripts for protocol testing products Keysight is developing for 5G (5th Generation) wireless communications developed by the 3GPP (3rd Generation Partnership Project) standards body;
•    Responsible for requirement gathering and mapping of new featured introduced in the ETSI quarterly release and prepare high level design document;
•    Develop functional, performance and RF measurement test cases using Protocol R&D tool set of Protocol Conformance test set based of 3GPP NR Specifications 38.523-1 and 38.523-2;
•    Responsible for new 3GPP 4G/5G L1,L2,L3 feature integration;
•    Develop test cases of ETSI TTCN quarterly release of 5G NR and LTE complex scenarios using scripting language TTCN2/TTCN3 and programming language C/C++ using Microsoft Visual studio;
•    Test and Debug the full suite of Keysight products from the developer’s tool set to the conformance and Inter-operability products;
•    Debug 3GPP 4G/5G protocol L1, L2, L3 issues, analyze logs and work with Keysight internal teams (e.g. R&D) to resolve issues;
•    Responsible for training and debugging issues for Keysight UXM based test equipment to strategic Keysight customer in San Diego; 
•    Educate customer on using Keysight solutions in 5G NR;
•    Analyze the Keysight customer needs and then build product requirements and communicate them to the product management and planning teams;
•    Responsible for integration, validation and implementation of functional and performance test cases for 5G wireless communication standards. This will also include regular onsite visits to Keysight customer labs;
•    Test and validate test scripts for carrier specific scenarios: Non-Stand Alone (4G-5G) and Stand Alone (5G). Beamforming, Beam Switching, Carrier Aggregation Handovers;
•    Assist senior Application Engineers in handling support for Keysight strategic customers, including support for multiple Keysight products, interacting with local sales engineer and reporting on customer requirement

Job Qualifications
  • BS/MS in Electrical Engineering or equivalent education with emphasis in wireless communication systems
  • 4-5+ years of relevant experience in telecommunications role
  • Good working knowledge of 3GPP 4G/5G Access Stratum protocols (L1/L2/L3)
  • Strong understanding of RF and wireless test and measurement applications
  • Experience with 4G/5G mobile device testing and script development on test equipment
  • Proven experience creating and maintaining test tools with some of these programming languages; (C#, C++ or VB), Python
  • Ability to develop strong relationships with customers and internal teammates
  • Strong written & verbal communication skills
  • Effective presentation and problem-solving skills


Desirable Skills

  • Familiar with testing wireless communications devices using base station emulation, fading emulator, drive test simulator, spectrum/signal analyzers, signal sources and network analyzer.
  • Working experience of scripting with TTCN-3
  • Ability to adapt to changing product requirements during development in response to an aggressive marketplace
  • Experience working across teams and geographies
  • Expertise in measurements instruments automation
  • Passion for continuous learning in wireless technology
Job Function







Day Job




Full Time (F)


Travel Required:


< 25%



Duration (Temp Positions Only):

Not Applicable 


Careers Privacy Statement 

***Keysight is an Equal Opportunity Employer.***

Keysight Technologies Inc. is an equal opportunity employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability or any other protected categories under all applicable laws.


Candidates can be considered to work from the following locations:

Americas : United States : California : Santa Clara

Job ID : 36327 

Nearest Major Market: San Jose
Nearest Secondary Market: Palo Alto

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