At Smiths Detection, we design technologies that keepthe world safe. We are currently looking for a highly skilledSenior Mechanical Design Engineer to join our Hemel HempsteadR&D team, bringing expertise in mechanical design andexperience in packaging electronic and or scientific components forharsh environments. If you're experienced with advancedmanufacturing methods and thrive in a dynamic, innovativeenvironment, this role is for you. This is a hybrid role thatrequires site presence a minimum of 3 days a week. Due to thesensitive nature of the projects you will be working on, we wouldalso need to put you through SC level clearance. This means, we cannot consider applicants that require sponsorship now or in thefuture. Key Responsibilities: - Lead the design and development ofmechanical components and systems, with a focus on electronic andscientific components that must operate in harsh environments. -Design using a variety of manufacturing methods including plasticinjection molding, additive layer manufacturing, sheet metaldesign, and conventional machining. - Collaborate withcross-functional teams to integrate mechanical designs withelectronic components and scientific instruments. - Work onanalytical instrument designs, particularly ion mobilityspectrometry and mass spectrometry, ensuring precise and reliableperformance. - Utilize 3D CAD tools (SolidWorks preferred) fordetailed design and product data management. - Perform simulationsand analyses using tools such as COMSOL MultiPhysics, MATLAB, andLabView to optimize designs. - Ensure designs meet quality,performance, and regulatory standards. Key Requirements: - Minimum5 years of design engineering experience, particularly in packagingelectronic and or scientific components for harsh environments. -Competency in 3D CAD design tools (SolidWorks highly advantageous)and product data management. - Hands-on experience withmanufacturing methods including plastic injection molding, additivelayer manufacturing, sheet metal design, and conventionalmachining. - Desirable experience in analytical instrument design,specifically in ion mobility spectrometry or mass spectrometry. -Familiarity with COMSOL MultiPhysics, MATLAB, and LabView is highlydesirable. - Strong understanding of mechanical systems, materials,and manufacturing processes. - Bachelor’s degree in MechanicalEngineering or a related field. About Smiths Detection Every minuteof every day, in nearly every country across the globe, SmithsDetection people and technology make the world a safer place. Wesafeguard people, business and infrastructure with the latestinnovations and screening technology for aviation, ports, borders,defense, and security across 55 countries around the globe YourCareer At Smiths – - Global leader: We impact critical systemsevery day with sites in 17 countries and six centers of researchexcellence. From pioneering to powering life-changing innovation,we’re delivering threat detection and screening solutions tosafeguard the world from threat - Digital growth: A key part of ourcapability is the integration of digital technology across ourbusiness and our operations in more than 55 countries, will becritical to our continued success - Exciting opportunities: Ourgrowth is creating exciting opportunities to work with experts inphysics, chemistry, electronics, mechanics, production, computerscience, and AIML - International environment: With some projects,work requires global collaboration and the potential to travel andgrow with the business Diversity & Inclusion We believe thatdifferent perspectives and backgrounds are what make a companyflourish. All qualified applicants will receive equal considerationfor employment regardless of race, color, religion, sex, sexualorientation, gender identity, national origin, economic status,disability, age, or any other legally protected characteristics. Weare proud to be an inclusive company with values grounded inequality and ethics, where we celebrate, support, and embracediversity. We have several employee-led Employee Resources Groups(women@work, Black Employees Network, Veterans, Pride Network)providing support, enhancing career development, and contributingto personal development in the work environment and beyond. At notime during the hiring process will Smiths Detection, Smiths Group,nor any of our recruitment partners ever request payment to enableparticipation – including, but not limited to, interviews ortesting. Avoid fraudulent requests by applying jobs directlythrough our career’s website (www.smithsdetection.com/careers)orLinkedIn.