Senior Analog/RF Engineer (m/f/d) in Balloch

As a Koch company, Molex is a leading supplier of connectors and interconnect components, driving innovation in electronics and supporting industries from automotive to health care and consumer to data communications. The thousands of innovators who work for Molex have made us a global electronics leader. Our experienced people, ground breaking products and leading-edge technologies help us deliver a wider array of solutions to more markets than ever before.

The Electronic Systems business unit is a segment of Molex's Aerospace & Defense Solutions division. With primary locations in California, New Hampshire, Pennsylvania USA and Cumbernauld UK, we design and manufacture high performance mission critical electronics:

• Rugged power supply and computing systems in VITA VPX and VNX+ form factors.
• RF and Satcom: ADC/DAC digital direct sampling and processing systems.
• FPGA accelerated computing platforms featuring AMD and Altera devices in PCIe form factors.
• Microelectronics: Custom ruggedised and miniaturised assemblies.

At Koch, employees are empowered to do what they do best to make life better. Learn how our business philosophy helps employees unleash their potential while creating value for themselves and the company. Additionally, everyone has individual work and personal needs. We seek to enable the best work environment that helps you and the business work together to produce superior results.

As a Senior RF Design Engineer, you'll be the technical cornerstone of our RF product development. Your designs will not only meet exacting performance standards but also push the boundaries of what's possible in high-frequency systems. You'll guide projects from concept to production, ensuring that every circuit, simulation, and test delivers excellence.

• Lead the design and development of advanced RF circuits, subsystems, and modules for applications ranging from wireless communications to radar.
• Perform detailed simulations using ADS, HFSS, and SPICE to optimize performance, minimize losses, and ensure compliance with specifications.
• Translate designs into manufacturable layouts using Altium Designer, collaborating closely with PCB layout engineers to meet RF performance goals.
• Conduct rigorous bench testing, validation, and troubleshooting of prototypes, using state-of-the-art RF test equipment.
• Work cross-functionally with mechanical, digital, and manufacturing teams to ensure seamless integration of RF designs into complete systems.
• Mentor junior engineers, sharing best practices.

Required profile:

• Several years of hands-on experience in RF design, simulation, and testing.
• Detailed understanding of active circuitry, including latest ADC, DAC and clock circuitry from leading suppliers such as TI and ADI.
• Strong working knowledge of PCB design tools, e.g. Altium, for PCB layout and active RF board design.
• Expert-level proficiency with Keysight ADS, Ansys HFSS and SIwave simulation tools.
• Proven track record of delivering high-performance RF designs from concept through production.
• Deep understanding of RF principles, including impedance matching, filter design, and electromagnetic compatibility.
• Strong problem-solving skills and the ability to work independently on complex technical challenges.
• Experience of AMD RFSoC or Altera FPGA devices and tools.
• Mil-Spec design practices and compliance (VPX, VNX+ etc).

What Molex Offers:

• Permanent contract.
• Competitive salary and benefits.
• A multicultural team and an excellent working environment.
• Office-based role.
• Strong potential for professional growth and personal development, training.
• Social benefits such as health insurance and welfare, canteen offer by the company, benefits platform, online gym, etc.

At Koch companies, we are entrepreneurs. This means we openly challenge the status quo, find new ways to create value and get rewarded for our individual contributions.