RF Application Engineer (Quantum Computing)

Location: Siegen, Nordrhein-Westfalen, Germany; onsite

Company

hirify.global develops and operates full-stack quantum computers based on trapped-ion technology, combining laser-cooled trapped ions with microwave control and tailored magnetic fields.

What you will do

• Set up, integrate, configure, and validate low-noise DC and RF electronic components and subsystems within trapped-ion quantum computing platforms.
• Operate, bring up, commission, and troubleshoot electronic subassemblies, control systems, and laboratory equipment.
• Test, characterize, debug, and optimize high-frequency electronic hardware systems in laboratory environments.
• Collaborate with engineering, firmware, physics, and international teams to develop and integrate RF subsystems.
• Develop validation protocols and define characterization standards.

Requirements

• Bachelor’s or master’s degree in Electrical Engineering, Electronics, RF/Microwave Engineering, Physics, or a related field.
• 3–5 years of professional experience in electronics engineering, application engineering, hardware integration, or a comparable technical role.
• Hands-on experience with high-speed digital and RF hardware systems.
• Strong understanding of RF systems, including RF measurements, debugging, and hardware validation.
• Experience installing, integrating, and validating RF hardware subsystems in laboratory environments.
• Experience with VNAs, spectrum analysers, oscilloscopes, signal generators, and similar laboratory equipment.
• Excellent organisational skills and a structured, analytical working style with strong ownership and execution focus.
• Fluent English required.

Nice to have

• Experience with high-frequency system design.
• Experience with Python or a similar scripting language for data analysis.

Culture & Benefits

• Full-time, permanent employment with flexible working schedules.
• International and diverse team with regular team events.
• Individualized further training and opportunities for personal development.
• Health-promoting benefits, including fitness programs such as UrbanSportsClub.
• Company bike leasing and a moving bonus for employees who relocate for the role.
• Modern offices, laboratory space, meeting rooms, and infrastructure at the intersection of academic research and commercial quantum computing applications.