Principal Ultrasound Engineer
Butterfly Network · Massachusetts
📍 Burlington, MA Office; California - Hybrid💰 $180,000 - $200,000via greenhousePosted 2026-07-14
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Company Description
Butterfly Network, Inc. (NYSE: BFLY) is driving a digital revolution in ultrasound imaging and sensing with its proprietary Ultrasound-on-Chip™ semiconductor technology and software solutions. Butterfly first proved its technology in the point-of-care ultrasound market – commercializing the world’s first single-probe, whole-body portable ultrasound device, which is now on its best-selling, third-generation: Butterfly iQ3™. The Company combines its advanced hardware with cloud software and AI, an enterprise workflow solution (Compass AI™) and other offerings to drive adoption of affordable, accessible ultrasound. Butterfly also enables third-party development of imaging AI apps through Butterfly Garden™, its software development kit and AI partnership initiative.
In addition to its medical imaging products, Butterfly Embedded™ is the Company’s Ultrasound-on-Chip™ licensing and co-development program designed to enable a new wave of ultrasound-enabled technologies across non-competitive healthcare markets and beyond. Through Butterfly Embedded™, partners can build and scale novel ultrasound applications powered by Butterfly’s proprietary semiconductor chip and software platform. Butterfly’s innovations have been recognized by Prix Galien USA, Fierce 50, TIME’s Best Inventions and Fast Company’s World Changing Ideas, among other achievements.
We’re a team of bold thinkers, problem-solvers, and innovators ready to shape the future of medical imaging. Let’s build something extraordinary together!
Job Description
Do you consider yourself one of the best ultrasound imaging engineers in the world? Do you love the mathematics associated with beam forming the complex sound echoes returning from the body. Do you like to create the hardware and software that accelerate algorithms beyond what others believe possible? Do you like to modify algorithms to achieve even more efficient results? Do you enjoy collaborating with similarly talented and driven individuals? Would you like to be part of the nimble, elite Ultrasound Imaging Team at the most progressive ultrasound producer in the medical device industry? If so, this role is for you.
The Imaging team at Butterfly Network are the experts that work at the intersection of all critical components of our business to make Butterfly’s magic happen. We work with our customers to correlate their clinical needs with our technical specifications. We innovate all of the ultrasound modes (b-mode, color imaging, 3D, PWD, biplane, needle-viz) that delight our customers. We champion hardware and software architectures required to achieve our clinical performance objectives. We are the integrators, optimizers, and champions of Image Quality for every clinical application.
Join this team and help us change healthcare around the world.
As part of our team, your core responsibilities will be:
Developing new or evolving existing ultrasound modes
Owning specific clinical applications (e.g. cardiology), and becoming expert in the
clinical needs of that community
Working closely with our clinical team to optimize your application for image quality
Partnering with our HW, SW, Transducer and ASIC teams to advance next generation
devices and to innovate advanced processing algorithms
Owning specific parts of our image processing pipeline (e.g. frequency compounding,
scan conversion). Implement these processes using Python, C++, or GPU coding
Performing a broad variety of tasks in support of the role and responsibilities.
Qualifications
Baseline skills/experiences/attributes:
M.S. or PhD in EE, Physics, or related field
Industry or academic experience in diagnostic ultrasound or related field (7+ years)
Fundamental knowledge of basic ultrasound modes: B-mode, Doppler Color Flow
Imaging, etc
Understanding of beamforming, diffraction, synthetic aperture fundamentals
Passionate and competent at working closely with the hardware
Strong software skills, especially in C, C++, Cuda, OpenCL, Python
Strong modeling skills using both Python and Matlab
Advanced Mathematical, Signal and Image Processing skills
Ideally, you also have these skills/experiences/attributes (but it’s ok if you don’t!):
Project leadership skills, with the ability to coordinate the activities of colleagues
Basic knowledge of electrical analog and digital circuits
Ability to design and program FPGA’s using Verilog
Understanding of human physiology, especially as it relates to ultrasound
Familiarity with different GPU hardware and development environments: example
Vulcan)
Values
Innovation is what we do. Our values are how we make it happen. Butterflies are and believe in…
Patient-Centric Innovators: Our mission is THE mission.
Empowered to Impact: Every voice matters.
One Team, One Goal: Unity fuels progress.
Growth Champions: We embrace challenges.
Action-Oriented Achievers: We follow through, every time.
Location
Butterfly offers a hybrid work model for most positions, with team members spending two or more days a week in the office. While flexibility is key, we value in-person connections that spark creativity and teamwork. Our offices are designed for collaboration, with comfortable workspaces, stocked kitchens, and opportunities to connect with peers.
This is a hybrid position and will be based out of our office in Burlington, MA or in the SF Bay Area.
Benefits and Perks
Comprehensive health insurance, encompassing dental and vision coverage, is provided to all our employees. As a health-tech company, we prioritize the well-being of our teams. Additionally, employees have the option to buy up for enhanced health insurance coverage. We also contribute to Health Savings Account (HSA) accounts for all enrolled employees on an annual basis.
Comprehensive Employee Assistance Program - we provide access to tools and resources to support your emotional health and day-to-day needs.
401k pla
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