Find a job 
Featured Companies 
Featured Universities 
For Companies At a Glance
- Tasks: Design and develop cutting-edge wireless protocol software for advanced 5G and pre-6G systems.
- Company: Join Keysight, a leader in technology innovation with a bold vision.
- Benefits: Enjoy competitive salary, health benefits, and opportunities for professional growth.
- Other info: Dynamic, multi-site environment with excellent career advancement opportunities.
- Why this job: Make a real impact on the future of wireless technology and collaborate with global experts.
- Qualifications: Strong knowledge of 3GPP protocols and experience in C/C++ programming.
The predicted salary is between 50000 - 70000 £ per year.
Overview
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 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.
Responsibilities
- 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
Qualifications
- Strong expertise in 3GPP LTE/NR
- Focus on L2 protocols (MAC, RLC, PDCP)
- C/C++
- 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)
- Experience working in a multi‑site environment (preferred)
- Tools: Git, Valgrind/Polaris, JIRA, Wireshark
Wireless Protocol Software Engineer – Layer 2 (MAC, RLC, PDCP) in Hampshire employer: Keysight Technologies SAles Spain SL.
Contact Detail:
Keysight Technologies SAles Spain SL. Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Wireless Protocol Software Engineer – Layer 2 (MAC, RLC, PDCP) in Hampshire
✨Tip Number 1
Network, network, network! Reach out to folks in the industry, especially those at Keysight. Use LinkedIn to connect and engage with current employees. A friendly chat can sometimes lead to opportunities that aren’t even advertised!
✨Tip Number 2
Show off your skills! If you’ve got a portfolio or any projects related to 3GPP protocols or L2 stacks, make sure to highlight them. Share your GitHub or any relevant work during interviews to demonstrate your expertise.
✨Tip Number 3
Prepare for technical interviews by brushing up on your C/C++ skills and understanding multi-threading concepts. Practice coding challenges that focus on real-time programming scenarios to impress the interviewers.
✨Tip Number 4
Don’t forget to apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, it shows you’re genuinely interested in joining the Keysight team.
We think you need these skills to ace Wireless Protocol Software Engineer – Layer 2 (MAC, RLC, PDCP) in Hampshire
Some tips for your application 🫡
Tailor Your CV: Make sure your CV highlights your expertise in 3GPP protocols and Layer 2 software development. We want to see how your skills align with the role, so don’t be shy about showcasing relevant projects or experiences!
Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to explain why you’re passionate about wireless technology and how your background makes you a perfect fit for our team. Let us know what excites you about working at Keysight.
Showcase Your Technical Skills: When filling out your application, be sure to mention your experience with C/C++, multi-threading, and any tools like Git or Wireshark. We love seeing candidates who can hit the ground running with the tech we use every day!
Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it’s super easy to do!
How to prepare for a job interview at Keysight Technologies SAles Spain SL.
✨Know Your Protocols
Make sure you brush up on your 3GPP protocol expertise, especially focusing on Layer 2 protocols like MAC, RLC, and PDCP. Be ready to discuss how you've applied this knowledge in past projects or roles.
✨Showcase Your Coding Skills
Prepare to demonstrate your C/C++ coding abilities. You might be asked to solve a problem on the spot, so practice coding challenges that involve multi-threading and real-time programming scenarios.
✨Understand the Company Culture
Familiarise yourself with Keysight's culture and values. They value creativity and innovation, so think of examples from your experience where you tackled challenging problems and contributed to a team environment.
✨Prepare for Technical Communication
Since technical communication is key, practice explaining complex concepts clearly and concisely in English. You may need to collaborate with cross-functional teams, so being able to articulate your thoughts effectively will be crucial.