Senior RF Design Engineer

Join our pioneering team in Neuchâtel, Switzerland, and play a leading role in developing the next generation of IoT wireless solutions. We’re seeking an experienced Senior RF Design Engineer with deep expertise in CMOS IC design and RF system architecture. This position offers the opportunity to contribute at both the block and system level, shaping advanced RF technologies from concept through to product.

What You’ll Do

• Drive the design, simulation, and optimization of RF front ends (approx. 40%).
• Participate in RF architecture definition for receivers, transmitters, frequency synthesizers, and building blocks such as LNAs, mixers, filters, PAs, and VCOs.
• Extract S-parameter models for packages and PCBs (approx. 15%).
• Develop and optimize matching networks to comply with multiple regional regulations (approx. 15%).
• Simulate and measure radio performance and compliance (approx. 30%).
• Optimize application PCBs to ensure robust performance.

(Percentages vary depending on project phase.)

What We’re Looking For

• Master’s degree in Electronics Engineering (PhD preferred).
• 7+ years’ experience in the semiconductor industry (12+ years for PhD-qualified candidates).
• Proven expertise in:
  • LNAs, mixers, filters
  • Power amplifiers (sub-GHz and 2.4GHz)
  • Matching network development for Rx/Tx
• Experience with EM simulation tools (HFSS, EMX).
• Strong grasp of system-level interactions between RF blocks in advanced radio chips.
• Innovative, self-motivated, and a collaborative team player.
• Excellent communication skills in English (French is a plus).

Why Join Us?

• Take on a senior, high-impact role influencing architecture and system-level design decisions.
• Collaborate within a world-class design team driving advanced RF solutions for IoT.
• Enjoy a hybrid working model (4 days per week), balancing flexibility and collaboration.
• Thrive in Neuchâtel, Switzerland – a hub of technology, quality of life, and natural beauty.
• Access opportunities for career advancement, mentoring, and thought leadership in RF design.

Compensation and Bonuses

• Competitive base salary with performance-linked remuneration (bonus, commission)
• Loyalty bonus scheme (CHF 500–3,500 based on years of service)
• Employee referral program
• Comprehensive pension scheme (employer contributes 60%)

Insurance and Protection

• 100% salary maintained during sick leave
• Supplementary accident insurance with worldwide coverage
• Vita Plus life insurance with additional risk benefits
• Business travel insurance with 24/7 global assistance

Health and Wellness

• Employee Assistance Programme with confidential support services

Additional Benefits

• Fleet discount scheme for vehicle purchases

Your Career with Semtech

Innovation starts with people. At Semtech, we’re committed to your professional development—offering access to mentorship, continuous learning, and a collaborative, idea-rich environment.

The intent of this job description is to describe the major duties and responsibilities performed by incumbents of this role. Incumbents may be required to perform job-related tasks other than those specifically included here. All duties and responsibilities are essential job functions and requirements and are subject to possible modification to reasonably accommodate individuals with disabilities.
 

Apply now to join our Neuchâtel team and lead the future of wireless connectivity!