Senior Electronics Engineer_motionControl EE

About the Company:

iRay is a global leader in the development and manufacturing of key X-ray system components used in medical, veterinary, and industrial imaging applications. Founded in 2011, iRay is headquartered in Shanghai, China, and has production facilities in China, Korea. In 2023 iRay opened a facility in Solon, Ohio. The company is listed on the Science and Technology Innovation Board of Shanghai’s Stock Exchange as of September 18, 2020. The company’s designs provide innovative detection and imaging capabilities to healthcare and industrial customers. iRay’s technologies support the detection and identification of disease, and their X-ray imaging systems help clinicians visualize anatomy and lesions, guide interventions, and navigate inside the human body. Their industrial systems aid in the early recognition of security threats and provide the best material insights for non-destructive testing, such as those used in battery, electronics, and welding inspections. Through innovation and with leading technology development, iRay has introduced a broad flat panel X-ray detector portfolio, which spans from amorphous silicon to Oxide sensors, flexible substrates, and CMOS detectors. In recent years iRay has expanded its product offerings to include X-ray collimators, generators, ionization chambers, microfocus tubes, and high-energy linear accelerators. The Solon, Ohio site is dedicated to designing and manufacturing both projection X-ray and 3D Computed Tomography (CT) systems, incorporating state-of-the-art X-ray generation and detection technology.

Job Description:

The job title will be determined based on the qualifications of the successful candidate. You will be responsible for

• Design system level electronics architecture

• Develop analog and digital signal processing electronics from scratch

• Ensure electrical component and system designs have appropriate analytical verification, production level validation, and field-testing

• Lead and motivate other engineers, technicians, and PCB designers in a team environment

Desired Characteristics:

• Experience designing and developing electronics for medical x-ray CT is highly desired.

• Experience and success with low noise, small analog signal detector readout electronics, as well as analog to digital converting circuits

Requirements:

Bachelor's degree in EE or related discipline & 8+ years of work experience.

Skilled at troubleshooting board issues and implementing tests at system level

Specifying PMSM/Induction motors and position or speed controls, field-oriented control (FOC), stability analysis, model based closed-loop control.

Experience with various PWM schemes such as space vector, discontinuous, and sinusoidal modulation, including data-acquisition methods

Strong understanding of BLDC motor control, various input sensors, low level/high speed signal formats as well as over typical network protocols such as CAN, CAN FD and CANOpen.

Advanced knowledge of power electronics products: AC/DC converters, inverters, EMI filters, high voltage power distribution and others as additional.

Experience with multi-motor synchronization control system is preferred

Hands-on experience with oscilloscope, DMM, signal generator, power supply, etc.

Location:

• Ohio Cleveland area.

We offer a comprehensive benefit package which includes;

• Medical Plan

• Dental coverage

• Vision coverage

• Company paid Short-term and Long-term Disability coverage

• 401k

• Other benefit options such as company paid employee life insurance and other program