Senior Electrical Engineer - Contractor

Title: Senior
Electrical Engineer

Location: Morrisville, NC

Kindly note that this is a contract position, and the role requires full-time, on-site attendance five days per week.

About the Company: 

NIRSense is a cardiology company focused on developing world-leading non-invasive medical devices. Our tools measure oxygenation changes in the body 10x deeper than typical pulse oximetry and track the electrophysiological activity of muscles and the brain. We are a growing team of technology developers seeking candidates interested in helping advance our capabilities for a wide range of interested stakeholders who are driven to transform the way humans understand and interact with their own health.

Job Summary: 

NIRSense is seeking an experienced electrical engineer to work alongside our growing engineering and scientific team in its Morrisville, NC office. This person will support a broad set of development objectives for NIRSense’s many customers.  This person will integrate with a multi-disciplinary team of engineers to design and develop electronic circuits and systems for non-invasive medical devices. The ideal candidate is an experienced professional looking to apply their skills to deliver miniaturized biomedical sensing systems for NIRSense’s transformational capabilities.

Hourly: The compensation package will be commensurate with the successful applicant’s experience.

Hours: Full-time and onsite in Morrisville Office. 

Minimum Qualifications: 

• B.S. or M.S. in  Electrical or Biomedical Engineering or a related field.


• Eight or more years industry experience in design for wearable monitoring systems, medical devices or similarly regulated industry.


• Demonstrated ability to investigate and solve complex problems using current and new technologies.


• Hands-on experience with design and integration of electrical components of wearable systems such as PCBs, PCB components, batteries, and light-emitting and detecting systems.


• Proficiency in PCB design using Altium Designer, including rigid, flex, and rigid-flex designs.


• Expertise in mixed-signal circuit design, including signal generators, amplifiers, filters, ADCs, and data acquisition systems.


• Expertise in circuit and electronic system bring-up, testing, and troubleshooting.


• Strong written and verbal communication skills for both technical and non-technical audiences.


• Demonstrated ability to succeed in a fast-paced and dynamic environment.

Preferred Qualifications:  

• Knowledge of biosensing and electrical stimulation technologies and proficiency in hardware implementations of these technologies.


• Expertise in integration with mechanical housings.


• Familiarity with C/C++ and embedded systems integration with Nordic microcontrollers or similar Bluetooth microcontrollers a plus.


• Prior experience working with startups is a plus.

Job Responsibilities:

• Design, develop, and test analog and mixed-signal electronics for medical physiological sensors, including EEG, ECG, and biophotonics-based systems.


• Conduct/participate in design reviews and present results of formal analysis.


• Work with PCB fabricators and assemblers to supply finished electronics.


• Analyze and troubleshoot complex electrical issues related to optoelectronic and electrical sensing systems, identifying root causes and implementing effective solutions.


• Support test fixture design to both accelerate and improve the fidelity of prototype PCB evaluation.


• Support NIRSense’s regulatory efforts for system market approvals through both 510(k) clearances and de novo classifications through medical design documentation.


• Contribute technical writing content in technical reports and NIRSense internal, external, and regulatory documentation


• Report to the Electrical Engineering R&D Manager.