Senior Software Development Engineer Test
Keysight is at the forefront of technology innovation, delivering breakthroughs and trusted insights in electronic design, simulation, prototyping, test, manufacturing, and optimization. Our ~15,000 employees create world-class solutions in communications, 5G, automotive, energy, quantum, aerospace, defense, and semiconductor markets for customers in over 100 countries. Our award-winning culture embraces a bold vision of where technology can take us and a passion for tackling challenging problems with industry-first solutions. We believe that when people feel a sense of belonging, they can be more creative, innovative, and thrive at all points in their careers.
Keysight is looking for a Wireless Protocol Software Engineer with strong 3GPP protocol expertise , focused on Layer 3 (L3) , to support advanced 5G and pre‑6G wireless system development.
You will work close to standards and real implementations ,
translating evolving protocol specifications into scalable and robust software components that directly impact system behavior and performance.
This role provides deep technical ownership of L3 protocol stacks within a multi‑site international environment .
Translate evolving requirements (3GPP releases, operator acceptance needs, O‑RAN priorities) into clear software designs, test workflows, and reusable components
Collaborate with cross‑functional experts (systems, RF, protocol, product, customers/partners) to reproduce field issues, debug complex behaviors, and validate fixes with strong root‑cause discipline
Strong expertise in 3GPP LTE / NR
C / C++
Multi‑threading and real‑time programming
Software development and debugging
Experience working in a multi‑site environment
Technical communication in English
Experience with CI/CD, test frameworks, containers, and/or cloud‑based environments
Tools: Git, Valgrind/Polaris, JIRA, Wireshark
Keysight is looking for a Wireless Protocol Software Engineer with strong 3GPP protocol expertise , focused on Layer 3 (L3) , to support advanced 5G and pre‑6G wireless system development.
You will work close to standards and real implementations ,
translating evolving protocol specifications into scalable and robust software components that directly impact system behavior and performance.
This role provides deep technical ownership of L3 protocol stacks within a multi‑site international environment .
Translate evolving requirements (3GPP releases, operator acceptance needs, O‑RAN priorities) into clear software designs, test workflows, and reusable components
Collaborate with cross‑functional experts (systems, RF, protocol, product, customers/partners) to reproduce field issues, debug complex behaviors, and validate fixes with strong root‑cause discipline
Strong expertise in 3GPP LTE / NR
C / C++
Multi‑threading and real‑time programming
Software development and debugging
Experience working in a multi‑site environment
Technical communication in English
Experience with CI/CD, test frameworks, containers, and/or cloud‑based environments
Tools: Git, Valgrind/Polaris, JIRA, Wireshark