> Markdown version of [/jobs/ext/3856902-senior-design-engineer](https://www.wearedevelopers.com/jobs/ext/3856902-senior-design-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Design Engineer - **Company:** AESSEAL plc - **Location:** Rotherham, UK - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** 3d Models, Computer-Aided Design, Solid Edge, Teamcenter (Software) - **Published:** October 22, 2026 - **Apply:** https://www.totaljobs.com/job/senior-design-engineer/aesseal-plc-job108213723 ## About the Role * Qualified to a minimum of HNC/Degree in a Mechanical engineering related discipline or equivalent in experience Desirable * BEng/MEng qualification or equivalent. * Professional Registration or working towards professional registration., * Exceptional communication skills both written and oral * Effective in fast-paced environments with shifting priorities * Exceptional attention to detail, ensuring accuracy and quality in all designs * Balances speed and precision without compromising standards * Reliable and accountable, consistently meeting deadlines * 3D CAD literate * IT literate * Ability to work alone and as part of a team * Ability to problem solve efficiently and effectively * Ability to interact and deal with customers on a daily basis. * Excellent online meetings manner Desirable * Experience of commercial engineering design software and PLM systems - e.g. Solid Edge, Teamcenter * Ability to negotiate with suppliers of parts/services Experience Essential * Previous experience within design engineering discipline. Desirable * Previous experience of pumps or rotating equipment. * Knowledge of mechanical seals and sealing systems design, * Desire to provide exceptional customer service * Ability to promote, embrace and manage change * Contribute to a happy working environment * Effective communicator * Excellent attention to detail. Desirable * Desire to pursue continued professional development. * Professional registration with an appropriate engineering institution. * Proactive problem-solver with a focus on continuous improvement. ## Description The Senior Designer role is an integral part of the engineering team and plays a key role in the delivery of bespoke seal designs for non-standard applications based on our standard product range and design engineering support to a number of other departments including, Sales, Application Engineering and Manufacturing. The role requires application of design engineering and computer aided design (CAD) skills, interpretation of specifications, and in order to deliver solutions to time sensitive customer needs., * Review customer specific requirements including project specifications to identify understand the key deliverables and offer a suitable sealing solution. * Have or develop an in depth understanding of the extensive range of sealing products AESSEAL offers. * Bespoke seal design, using standard seal face geometry, for non-standard applications and equipment * Modification of standard seals for non-standard equipment. * Design of special test equipment to suit specific applications. * Creation of new/special bills of materials to aid administration and purchasing functions. * Support with conceptual design of complex design solution supporting product development and complex solutions * Ad hoc engineering support and department organisational tasks. * Provide Guidance/mentoring to junior colleagues. * Check the work of others.