Wireless Protocol Software Engineer – Layer 2 (MAC, RLC, PDCP)

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.

Learn more about what we do.

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 2 (L2) , 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 L2 protocol stacks within a multi‑site international environment .

• Design, develop, integrate, and optimize the L2 protocol stack (MAC, RLC, PDCP)
• Support UE and base station emulation
• Contribute to pre‑6G standards , following 3GPP evolution
• 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
• Focus on L2 protocols (MAC, RLC, PDCP)

• Multi‑threading and real‑time programming
• Software development and debugging
• Technical communication in English
• Experience with CI/CD , test frameworks, containers, and/or cloud‑based environments (preferred)