Principal Electric Engineer (Contract)

Full Spectrum • Westborough, MA

3d • $85 - $135

About The Position

Full Spectrum partners with leading companies in MedTech to develop cutting-edge medical devices. With projects focused on embedded systems, mobile apps, and robotics, engineers at Full Spectrum love the challenge of working with clients on products that have a meaningful impact. A role at Full Spectrum will allow you to be at the cutting edge of engineering driven innovation. If it excites you to develop new products and learn new technologies on a regular basis from a diverse set of customers, then this is the place for you.
We have a passionate team of experienced professionals who have first-hand experience developing products. Our clients are dependent on us to develop their next innovative product to bring to market. Come help us build the future, come join Full Spectrum!
Principal Electrical Engineer:
Full Spectrum is seeking a talented and motivated Principal Electrical Engineer. The ideal candidate will have a commitment to high-quality design, be a self-starter, have good attention to detail, have past experience with system architecture, schematic design and PCB layout, and a range of peripheral ecosystems. This candidate must have the ability to work well both independently and in team settings.

Requirements

• 8-10+ years of electrical hardware design, preferably in consulting or fast-paced product environment
• Strong knowledge of Altium Designer for complex, multi-sheet designs and library management
• Proven track record with ST STM32 or NXP i.MX processors
• Deep understanding of impedance control, differential pair routing, and length matching for high-speed interfaces like DDR4, PCIe, and USB 3.0
• Experience working with medical device development standards such as IEC 60601, including experience implementing hardware-level patient and operator protection, isolation and leakage current management and immunity to interference, in accordance with the standard
• Expert-level use of oscilloscopes, spectrum analyzers, and logic analyzers for hardware bring-up and root-cause failure analysis
• Experience working with Quality and Regulatory teams to provide input for Risk Analysis per ISO 14971
• Proven track record of executing tasks to a project schedule while managing scope creep and technical debt
• Ability to explain complex technical trade-offs to non-technical client stakeholders

Nice To Haves

• Programming experience (C/C++, Python, Verilog, VHDL)
• Deep knowledge of regulatory standards (UL, IEC 60601-1, 60601-2, etc.)
• FPGA design experience, including familiarity with HDL (Verilog or VHDL)
• Experience with IEC 62133 for rechargeable lithium-ion battery integration in portable devices
• Experience managing Nationally Recognized Testing Laboratories (NRTLs) engagements, from quotations, lab selections, test plan / technical file development, on-site testing support, non-compliance resolution

Responsibilities

• Lead the system architecture and design of complex, custom PCBAs based on modern microcontrollers (e.g., ARM Cortex-M/R) and Single Board Computers (SBCs / System-on-Modules) for medical device systems
• Create robust schematics for digital and analog circuitry, including power management (PMICs, DC-DC converters), memory interfaces, and sensor integration
• Execute multilayer PCB layouts with a focus on signal integrity and power integrity
• Interface with a diverse range of protocols and peripherals including Wi-Fi/Bluetooth, Ethernet (GbE), RS-485, CAN Bus, and various SPI/I2C sensors
• Design and integrate advanced display systems, specifically focusing on LVDS/MIPI DSI interfaces and capacitive touchscreens for use in surgical or diagnostic environments
• Generate all necessary design documents required for the client’s Technical File
• Ensure all designs are optimized for manufacturability (DFM), testing (DFT), and comply with EMI/EMC regulatory standards
• Collaborate with Firmware, Software and Test Engineers to bring up BSPs, collaborate on timing requirements, register-level configurations, power and state management, hardware-in-the-loop testing, and cybersecurity hardware integration

What This Job Offers

• Career Level: Mid Level
• Education Level: No Education Listed