Principal FEA Engineer

This range is provided by Scientis Search Ltd . Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay rangeDirect message the job poster from Scientis Search Ltd Founder of Scientis Search Ltd | Helping tech Start-Ups, Scale-Ups, and Global R&D Organizations recruit top STEM talent | Technology Specialist |…Some problems don’t have ready-made solutions. That’s where you come in. An Optical Technology company in Oxfordshire is looking for an experienced FEA Engineer to join their growing team. This is a rare opportunity to take a lead role in solving complex engineering challenges—applying FEA and advanced mathematical modelling to cutting-edge work in optics and ophthalmic systems. About the company This organisation brings deep expertise in both optics and ophthalmics to tackle the most technically ambitious product development challenges in their field. They support clients across the full development lifecycle, from early research to production, working with start-ups, technical consultancies, and global tech brands. Project areas include lens systems, ophthalmic devices, AR/VR hardware, machine vision, and advanced consumer technologies. They’re small, focused, and well-regarded—trusted by some of the biggest names in tech for their deep specialist knowledge. Alongside client work, they also invest significantly in internal R&D, driving innovation in next-gen technology. And above all, they are an exceptional place to work. The role The company are growing and looking for an experienced Engineer or scientist with a string background in Finite Element Analysis and Mathematical Modelling. The ideal candidate will have experience in a design environment using their modelling skills and knowledge of materials and structures to participate in the development of products and process. A critical element of the companies products is based on thin elastomer films so the candidate would have experience of modelling elastomers both from a material and structural point of view. An experience of optics would be an advantage but is not required. The FEA principal engineer is an integral part of the design processes and participates in customer presentation and supplier meetings. The design challenges at the company are at the cutting edge of technical capability and the successful candidate will find their knowledge and inventiveness tested to the full. Key Responsibilities: General support of all design and development activities using mathematical modelling including: Mathematical analysis and modelling of elastomeric materials Analysis and modelling of material data from experiment Application modelling of fluid lens systems using mathematical tools such as Matlab and Excel Modelling of fluid lens elements and assemblies using FEA tools (the company currently uses Ansys and Cosmos) Modelling of manufacturing processes such as membrane stretch in support of process development Edition of reports and presentation of results and conclusions in internal design meetings Presentation of results and conclusion to customers and at board level Ownership of FEA modelling tools including model backup, liaison with suppliers and tool version management Management of outsourced development and outsourced modelling using tools or facilities not available at the company To be considered for the role of Principal FEA Engineer you need the following: A Degree in applicable domain such as Mechanical Engineering, Physics or Materials Science. Solid industrial background in an engineering design environment or in an engineering consultancy. Expert level usage of at least one industry standard FEA programme such as Abaqus, Ansys, Comsol or Nastran. Good level of experience using general mathematical modelling tools such as Matlab and Excel. Good communication skills in reports and presentations and in customer facing situations . Experience in mathematical modelling of elastomeric or polymer materials Good level of experience using general mathematical modelling tools such as Matlab and Excel Some experience in optics would be advantageous but is not required Seniority levelSeniority level Mid-Senior level Employment typeEmployment type Full-time Job functionJob function Research and Engineering Industries Medical Equipment Manufacturing Referrals increase your chances of interviewing at Scientis Search Ltd by 2x Sign in to set job alerts for “Mechanical Engineer” roles.Oxford, England, United Kingdom 1 week ago Bicester, England, United Kingdom 1 week ago Abingdon-On-Thames, England, United Kingdom 5 days ago Abingdon-On-Thames, England, United Kingdom 2 months ago Harwell, England, United Kingdom 2 weeks ago Oxford, England, United Kingdom 6 days ago Didcot, England, United Kingdom 1 day ago Abingdon-On-Thames, England, United Kingdom 1 month ago Brackley, England, United Kingdom 1 week ago Culham, England, United Kingdom 2 weeks ago Mechanical Design Engineer (Powertrain) - F1Oxfordshire, England, United Kingdom 4 weeks ago Banbury, England, United Kingdom 2 days ago Oxford, England, United Kingdom 1 month ago Grove, England, United Kingdom 2 weeks ago Banbury, England, United Kingdom 4 days ago Oxford, England, United Kingdom 4 days ago Oxfordshire, England, United Kingdom 1 week ago Witney, England, United Kingdom 4 days ago Swindon, England, United Kingdom 1 week ago Didcot, England, United Kingdom 3 weeks ago Abingdon-On-Thames, England, United Kingdom 1 week ago Wantage, England, United Kingdom 3 days ago Oxford, England, United Kingdom 2 weeks ago Oxfordshire, England, United Kingdom 3 weeks ago Engineer Mechanical (Level 3) HuntercombeOxfordshire, England, United Kingdom 1 month ago Abingdon-On-Thames, England, United Kingdom 1 month ago Career Opportunities in the Water Sector - Mechanical Engineer | Expression of InterestOxford, England, United Kingdom 2 weeks ago Oxford, England, United Kingdom 3 days ago Engineer Mechanical (Level 3) BullingdonBicester, England, United Kingdom 1 month ago We’re unlocking community knowledge in a new way. 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Created: 2025-07-12