We’ll inspire and empower you to deliver your best work so you can evolve, grow and succeed – today and into tomorrow. We offer an exciting range of opportunities to develop your career within a supportive and diverse team who always strive to do the right thing for our people, clients and communities. People are our greatest asset, and we offer a competitive package to retain and attract the best talent. In addition to the benefits you’d expect, UK employees also receive free single medical cover and digital GP service, family-friendly benefits such as enhanced parental leave pay and free membership of employee assistance and parental programmes, plus reimbursement towards relevant professional development and memberships. We also give back to our communities through our Collectively program which incorporates matched-funding, paid volunteering time and charitable donations. Work-life balance and flexibility is a key focus area for us. We’re happy to discuss hybrid, part-time and flexible working hours, patterns and locations to suit you and our business. **About the Opportunity** Amentum is the Design and Engineering partner for Sellafield under the PPP (Programme and Project Partners). This is a 20-year arrangement to deliver ~£7bn of major projects. We are looking to recruit high value expertise from across regulated and comparable sectors to work in a collaborative environment. PPP is delivering major projects, site wide improvements and provision of supporting services. **The Project** The Sellafield Product and Residue Store Retreatment Plant (SRP), being delivered by the Programme and Project Partners (PPP), will safely receive all special nuclear material packages from existing storage locations across the Sellafield site before retreating them into new 100-year packages for safe storage. The SRP facility will enable all special nuclear material to remain safe and secure in its store into the next century and beyond and therefore plays a key role in delivering Sellafield’s purpose to create a clean and safe environment for future generations. **The Role** SRP now has an exciting opportunity for a  **Senior Mechanical Designer**  to join the team in Birchwood, Warrington. As a  **Senior Mechanical Designer** your responsibilities could include: + Production of computer aided design drawings from concept level through to manufacturing detail, meeting relevant standards and specifications. + Ensuring design deliverables meet required standards of accuracy and quality, that all drawings are appropriately verified and performing verification of colleagues’ drawings. + Deliver mechanical work scope, production and checking, reporting to a Principal Engineer. + Produce detail drawings using Inventor / AutoCAD software (including familiarity with Inventor Vault), including GA’s, manufacturing details, Layout drawings. + Modify and update existing drawings and diagrams as the design matures during testing and manufacture. As a  **Senior Mechanical Designer** , you will already have: + Qualification to HNC Standard as a minimum in a relevant discipline, or equivalent experience and knowledge. + Knowledge of Autodesk Products (Autocad, Inventor, RECAP) plus other 3D systems  + Competent working within standards and procedures (BS 8888). + Experience of working within a highly regulated industry **Our Culture:** Our values stand on a foundation of safety, integrity, inclusion and diversity. We put people at the heart of our business, and we genuinely believe that we all succeed by supporting one another through our culture of caring. We value positive mental health and a sense of belonging for all employees. We aim to embed inclusion and diversity in everything we do. We know that if we are inclusive, we’re more connected, and if we are diverse, we’re more creative. We accept people for who they are, regardless of age, disability, gender identity, gender expression, marital status, mental health, race, faith or belief, sexual orientation, socioeconomic background, and whether you’re pregnant or on family leave. This is reflected in our wide range of Global Employee Networks centered on inclusion and diversity. We partner with VERCIDA (http://www.vercida.com) to help us attract and retain diverse talent. For greater online accessibility, please visit www.vercida.com to view and access our roles. As a Disability Confident employer, we will interview all disabled applicants who meet the minimum criteria for a vacancy. We welcome applications from candidates who are seeking flexible working and from those who may not meet all the listed requirements for a role. If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact andy.condliffe@global.amentum.com Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters (https://postings.govdocs.com/#/vxSkbztPuAwwxfs) .