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Robert Half International Principal Electrical Design Engineer in Lewisville, Texas


Job Description:

We are the leading global provider of high-quality clinical equipment for rehabilitation and pain management used by physical therapists, occupational therapists, athletic trainers, and chiropractors. To improve our position even further, we are focused on accelerating the pace of new product development and better integrating our global product offering to meet the changing needs of clinicians.

The Principal Electrical Design Engineer will work with a high performing product development team to extend our current product offering with innovative hardware/firmware solutions. This role will be specifically focused on developing hardware/firmware that controls neuromuscular electrical stimulation, ultrasound, laser and mechanical traction devices. Additionally, this role will contribute to the evolution of connecting devices via network technologies to improve the workflow in clinical settings.

Essential Functions:

  • Design, develop, implement and verify hardware/firmware for medical devices

  • Component selection; Analog and Digital design; Programmable logic design (VHDL)

  • Schematic capture; Oversee and/or perform PCB layout; ability to contribute to all phases of PCBA development

  • Create/modify C/C++ firmware running microcontrollers on PCBA

  • Participate in the creation and execution of design verification activities such as bench testing and EMC/Safety testing

  • Utilize electrical engineering tools such as oscilloscopes, meters and simulators to troubleshoot/confirm designs

  • Utilize knowledge of IEC-60601 and collateral standards to achieve compliant designs with minimal rework

  • Evaluate products, parts, or processes for cost efficiency and reliability and ensure project completion

  • Improve and maintain existing hardware/firmware for electro-therapy products

  • Assist with the development of electrical system architectures

  • Contribute to new product development project success in a multidisciplinary, international team

  • Demonstrate an understanding of design control requirements for medical devices and successfully navigate the product development process to release successful products to the market

  • Work for elegant, subtle, innovative, cost effective and reliable solutions

  • Contribute to continuous improvement activities affecting new product development and sustaining processes




  • Bachelor's degree in electrical engineering, computer engineering or a similar field

  • 8-10 years experience in hardware/firmware design, preferably in Medical Device Industry or other highly regulated environment

  • Proficient in C, C++ in the context of embedded microcontroller applications

  • Ability to work under strong timing and performance pressure

  • Strong team spirit and ability to evolve in an international and multi-cultural environment

Role-driven Skills/Competencies/Knowledge

  • Proven track record with hardware, firmware, and systems development:

  • Focus on high power analog design, e.g., laser diode drivers, power supplies

  • Expert knowledge of Altium – schematic capture, circuit simulation, PCB layout, PCA fabrication

  • Proven track record regarding EMC design, testing & certification to IEC 60601-1-2:

  • design for EMC compliance

  • Prepare EMC plans and setups

  • support/follow up testing in labs

  • Review reports to give feedback in order to have reliable and sustainable documents

  • Expert with IEC 60601-1 – Medical Safety Testing and collateral standards

  • Experience working on Class II Medical Devices and appropriate use of Risk Management standard ISO 14971

  • Motivation and interest to work in the highly regulated medical devices world

  • Demonstrated understanding of user experience and user centered design

  • Capable of transforming business requirements into technical design

  • Additional beneficial skills:

  • Design Controls and/or Quality Management Systems training

  • Experience in battery powered designs with limited resources (battery, processor power, space and costs)

  • Experience with Neuromuscular Electrical Stimulation, Ultrasound, Laser Photo Biomodulation Therapies

  • Experience with optical design methodology and fiber optics

Robert Half Technology matches IT professionals with remote or on-site jobs on a temporary, project or full-time basis. From roles in software and applications to IT infrastructure and operations, we provide you unparalleled access to exciting career opportunities.

Our experienced staffing professionals can promote you to employers and advocate on your behalf. We provide access to top jobs, competitive compensation and benefits, and free online training. For more opportunities, get the Robert Half app and receive instant notifications when our AI matches you with jobs.

When you work with us, you’re working with the best. Robert Half has been recognized as one of FORTUNE’s “Most Admired Companies” every year since 1998 and was named to Forbes’ inaugural list of America’s Best Temporary Staffing Firms.

Questions? Call your local office at 1.888.490.4429. All applicants applying for U.S. job openings must be authorized to work in the United States. Benefits are available to temporary professionals. Visit for more information.

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