Aaron Johnson Email & Phone Number

Mansfield, Ma, Us

Clinton, Massachusetts, United States

Senior mechanical design engineer responsible for front-end design and implementation of medical products. Exercising innovative methodologies to extract a functional design from an idea or concept. Significant surfacing CAD was used to model Industrial Design intent of products. Utilized injection molding, 3D printing, and machining to realize products into production. ▪ Designed a pharmaceutical bottle meeting aesthetic A-surface requirements while also passing FDA child resistance and… Show more Senior mechanical design engineer responsible for front-end design and implementation of medical products. Exercising innovative methodologies to extract a functional design from an idea or concept. Significant surfacing CAD was used to model Industrial Design intent of products. Utilized injection molding, 3D printing, and machining to realize products into production. ▪ Designed a pharmaceutical bottle meeting aesthetic A-surface requirements while also passing FDA child resistance and senior friendly metrics. Conducted FEA simulations and material analyses to determine suitability under extreme use conditions.▪ Developed a chromatography resin cassette with an innovative lattice design for maintaining high fidelity throughput under high pressure. ▪ Design of a handheld nebulizer device for nicotine therapy withdrawal. Demonstrated the ability to translate customer requirements into functional and user-friendly device.▪ Played a key role in enhancing manufacturability on injection-molded components for dry powder inhaler device.▪ Implemented production fixturing with the focus on both functionality and on technician interface and ease of use. Show less

Mansfield, Massachusetts, United States

Mechanical design engineer responsible for the design of medical devices and the verification / validation of them. Sourcing of specialized materials and manufacturing processes for advanced applications. Design of injection molded, 3D printed, machined, stamped products for medical device assemblies. ▪ Designed a Nitinol actuated valve system to augment a device for MRI compatibility. Increasing overall safety and battery life while decreasing weight. Created verification and validation… Show more Mechanical design engineer responsible for the design of medical devices and the verification / validation of them. Sourcing of specialized materials and manufacturing processes for advanced applications. Design of injection molded, 3D printed, machined, stamped products for medical device assemblies. ▪ Designed a Nitinol actuated valve system to augment a device for MRI compatibility. Increasing overall safety and battery life while decreasing weight. Created verification and validation test plans to ensure the safety and longevity of valve actuation. ▪ Created manufacturing assembly machines as well as test fixtures for pharmaceutical product line. Authored documentation to clearly outline assembly procedures for operators. Show less

Nashua, Nh

Lead mechanical engineer responsible for the design and release of industrial machinery, plastic injection molded products, test fixtures, and tooling. Maintained high performance output while handling several machine and product design efforts simultaneously. ▪ Led design of automated testing machine that increased production throughput by 300% while also increasing accuracy of the process. ▪ Coordinated meetings and ensured excellent communication with our multidisciplinary… Show more Lead mechanical engineer responsible for the design and release of industrial machinery, plastic injection molded products, test fixtures, and tooling. Maintained high performance output while handling several machine and product design efforts simultaneously. ▪ Led design of automated testing machine that increased production throughput by 300% while also increasing accuracy of the process. ▪ Coordinated meetings and ensured excellent communication with our multidisciplinary team.▪ Released multiple plastic injection molded product families from ground-up concept to validation and delivery of final product. Created verification procedures for Quality Control to verify conformance.▪ Managed SolidWorks PDM file management installation and trained the engineering team on the software. ▪ Designed and fabricated plastic welding machines for the assembly of the new products. ▪ Utilized Rockwell Automation Motion Analyzer for evaluation of payload dynamics driven by mechanical servo drives. ▪ Maintained great relationships with fabricators and injection molding facilities to achieve reliable and high-quality products on time and under budget. Show less

Westford, Ma

Assist residents with their issues or suggestionsSupport the digitizing of the office with modern document management proceduresResearch and analyze municipal policies and documents

25 Esquire Rd, North Billerica, Ma 01862

Mechanical engineering intern tasked with product design, simulation analysis, and assembly optimization.▪ Designed six axis motion simulator platform and conducted FEA studies to ensure the system harmonic resonances would not be reached within operating conditions. ▪ Successfully engineered a weight reduction effort on the plastic injection molded body of a rifle mounted thermal scope which met the weight requirement while increasing rigidity of assembly.▪ Conducted thermal… Show more Mechanical engineering intern tasked with product design, simulation analysis, and assembly optimization.▪ Designed six axis motion simulator platform and conducted FEA studies to ensure the system harmonic resonances would not be reached within operating conditions. ▪ Successfully engineered a weight reduction effort on the plastic injection molded body of a rifle mounted thermal scope which met the weight requirement while increasing rigidity of assembly.▪ Conducted thermal cycling stress tests on a handheld binocular thermal imaging camera; analyzed and presented the results. ▪ Authored ECO’s using SAP ERP management system. Show less

2456 Brown Ave, Manchester, Nh 03103

Mechanical engineering intern responsible for functional/ergonomic improvements of products, rapid prototyping, and testing various thresholds of products.▪ Created a snap-fit feature on wireless earbud product for a watertight seal as well as reducing assembly time. ▪ Engineered improvements to headset test fixture allowing for easier loading and more reliable results.▪ Improved on an ultrasonic welding fixture utilizing 3D printing rapid prototyping to optimize part stability and… Show more Mechanical engineering intern responsible for functional/ergonomic improvements of products, rapid prototyping, and testing various thresholds of products.▪ Created a snap-fit feature on wireless earbud product for a watertight seal as well as reducing assembly time. ▪ Engineered improvements to headset test fixture allowing for easier loading and more reliable results.▪ Improved on an ultrasonic welding fixture utilizing 3D printing rapid prototyping to optimize part stability and maximize energy transmission. Show less