Senior Mechanical Engineer

Senior Mechanical EngineerViken Detection is seeking an experienced and driven Senior Mechanical Engineer to join our growing, highly collaborative engineering team. This role will play a key technical leadership position in the development of next-generation X-ray and chemical detection systems, spanning precision handheld devices to large-scale vehicle and cargo scanning platforms.The Senior Mechanical Engineer will lead complex mechanical designs, mentor junior engineers, and partner closely with Engineering, Physics, Program Management, and Operations to drive products from concept through full-rate production and sustaining engineering.ResponsibilitiesLead mechanical system and subsystem design efforts across multiple product platformsCollaborate with Engineering, Physics, and Program Management teams to refine system architecture and requirementsDrive rapid prototyping and proof-of-concept development in a fast-paced R&D environmentOwn mechanical design deliverables including Bills of Materials (BOMs), drawings, tolerance analyses, and test fixturesSupport New Product Introduction (NPI) activities, including early production builds and training manufacturing teamsPerform and guide sustaining engineering, incorporating production, quality, and field feedback into design improvementsApply engineering judgment to designs involving plastics, structural metals, rotating mechanisms, and electromechanical assembliesProvide technical mentorship and design guidance to junior mechanical engineersRequirementsBachelor's or Master's degree in Mechanical Engineering7+ years of progressive mechanical engineering experience in product development environmentsProven experience designing one or more of the following:Handheld or portable devicesElectromechanical or robotic systemsLarge-scale industrial or scanning equipmentSolid understanding of manufacturing processes including:Molded plasticsStructural componentsMechanical mechanismsExperience with SolidWorks or Onshape (preferred)Working knowledge of finite element analysis (FEA) strongly preferredStrong interpersonal and communication skills, with the ability to collaborate cross-functionallyDemonstrated ability to take ownership of designs from concept through productionAdditional InformationLocation: This role is based in Burlington, MA. We are seeking local candidates, as relocation assistance is not available.Work Authorization: Applicants must be authorized to work in the U.S. on a full-time basis.