Mechanical Engineer, Microphones

Company Description The Audio Business Division of Electro-Voice Dynacord LLC is headquartered in Burnsville, Minnesota. Our product segments include Critical Communications Systems, Pro Sound, and Public Address & Conferencing. With our premium brands: Bosch, Dynacord, Electro-Voice, RTS and Telex, we provide solutions that reflect our brand values for audio quality, and innovation. At KEENFINITY, we are a globally leading provider of innovative and professional security and communication solutions. With over 4,200 employees in over 50 countries worldwide, our ambition is clear: we offer more than just technology - we secure, connect, and amplify the moments that matter in life. Next to our passion for technology we're very passionate about our work environment. Based on values such as trust, appreciation, and accountability we all work together to shape the future - boldly, customer-focused and with a strong team spirit. Job Description Under direct supervision of the Senior Engineering Manager for Acoustics, the position is responsible for mechanical and acoustic design of Electro-Voice microphones and loudspeakers. Design and develop Electro-Voice microphones and microphone accessories. Support the design of Electro-Voice loudspeaker products as required Deliver designed and optimized product solutions following projects from conception to mass production Research potential new technologies and materials related to microphone and loudspeaker design Model and simulate acoustical and mechanical components of microphones and loudspeakers using SolidWorks, MATLAB, COMSOL and other simulation software Work with factories and vendors to optimize designs for manufacturability Collaborate with multi-functional teams across multiple time zones Support evaluation of new suppliers and maintenance of existing vendors Perform testing and design verification on components and complete microphone/loudspeaker systems to achieve functional and reliable final products Perform failure mode and root cause analysis to support microphone and loudspeaker developmental testing. Provide testing expertise and analysis support to the quality and service departments in resolving ongoing quality issues, should they arise. Create and manage mechanical assembly documentation, including 3D models, 2D drawings, and Bills Of Materials (BOMs) Draft, submit, and negotiate the approval of Engineering Change Orders in accordance with established Product Lifecycle Management (PLM) policies Verify complete products for conformance to design specifications, including operational and safety standards such as CE, UL, Eurocode, EN1991-4, DGUV Rev. 17, ANSI 1.8-2018, ISO 12100:2010(E) Work with manufacturing to improve quality, maintain production regularity, reduce costs and support sample builds Job duties and requirements may be subject to modification to reasonably accommodate individuals with disabilities. Requirements are representative of the minimum levels of education, experience and skills required to perform the essential functions of this job. The job description does not constitute a written or implied contract of employment. Electro-Voice/Dynacord LLC reserves the right to revise or change job duties and responsibilities as the need arises. QualificationsRequired Minimum of a Bachelor's degree in Mechanical Engineering, Physics, or similar 5 or more years' experience designing, modeling, simulating and mechanical systems or acoustic systems and their components 5 or more years' experience developing products using 3D CAD software (SolidWorks) 5 or more years' experience designing and testing microphones and/or loudspeaker systems Experience with plastics molding, steel forming, aluminum casting, and machining manufacturing methods Ability to travel internationally up to 15% of time Must be able to work in-office full time Knowledge of the latest industry standards and innovations in microphone and loudspeaker technology Experience with interdisciplinary teamwork including project management, quality, purchasing, and logistics Preferred Experience with multi-physics FEA software. Solidworks FEA and/or COMSOL Experience drafting risk assessments. DFMEA, PFMEA and Machine Directive (ISO12100) Experience with basic analog electronics Experience with fastening and adhesives Experience working with UL,CE, or other certifying bodies Familiarity with wood box manufacturing techniques Experience performing static analysis of mechanical structure Passion for music Additional Information The salary range for this position is $83,000-$110,000 annually. Within the range, individual pay is determined based on several factors, including, but not limited to, work experience and job knowledge, complexity of the role, job location, etc. At Keenfinity we don't just build innovative solutions - we shape a smarter, more connected world through technology. We value different backgrounds, ideas, and experiences and we're committed to growing, learning, and celebrating success as one team. Everyone is welcome here - we foster an environment where everyone is respected, valued, and encouraged to be their authentic self. Keenfinity is an equal opportunity employer, offering equal opportunities for all. We welcome applications from people with disabilities and can offer support, if needed. When everyone has a chance to contribute, we all do better. Videos To Watch

Created: 2026-03-04