Chopper Development Engineer

The European Spallation Source is hiring motivated and inspiring people from across the globe to design, construct and operate the world’s most powerful neutron source. We seek ambitious, talented people in a range of fields who are excited about playing a part in the future of science in Europe. The ESS is a partnership of 13 European countries and occupies a truly impressive campus based in the beautiful, cosmopolitan university city of Lund, Sweden – just 10 minutes from Malmö and 30 minutes from Copenhagen.

We are now looking to appoint a Chopper Development Engineer for the Neutron Scattering Systems (NSS) division. 

The NSS Division is responsible for construction and commissioning of the 15 neutron beam instruments for the ESS. The division provides the underlying technology and supervision required for the design, construction, installation and maintenance of neutron instruments at the ESS. Specifically, the Neutron Chopper Group, where the vacant role is placed, develops in-house and in collaboration with European partners state-of-the-art neutron choppers, meeting challenging requirements with diverse technologies, many adopted from other disciplines.

About the role

As the successful candidate for the Chopper Development Engineer role your main areas of responsibility will be to:


• Coordinate and perform activities related to the development of neutron choppers and specifically in relation to the Scope Transfers from the in kind partners for the *design, procurement, integration, testing and delivery of high energy absorbing (T0) choppers for the DREAM, ODIN and HEIMDA*L neutron scattering instruments
• Lead, participate in activities related to the installation, commissioning and maintenance of chopper systems across the instrument suite.
• Ensures the supply of all required documentation for the integration, installation, use and maintenance of deliverables.
• Ensuring the safe operation, performance and maintainability of systems under development.
• Contribute to the scientific output and reputation of ESS, through developments, directly or indirectly relating to neutron chopper technology such as coating of chopper discs
• Serve as a chopper contact point to the designated instrument teams DREAM, ODIN and T-REX by providing relevant information and instrument support related to neutron chopper systems
• Assist the instrument teams by managing the characterization, preparation, installation, cold commissioning, and training of staff when required,
• Provide required documentation to support the installation and maintenance of components.

About you

We would expect you to have the following background: 


• Minimum 5-7 years in a similar international organisation and role, longer experience would be an advantage
• Bachelor or preferred Master degree in a Mechanical engineering discipline
• Minimum 3 years, Experience with 3D Software preferable CATIA and/or Solid works
• Experience in leading the manufacture of multidisciplinary engineering projects involving electro/mechanical components and complex machinery.
• Experience with rotating machinery, kinetic energy storage systems would be an advantage.
• Excellent oral and written English skills are a prerequisite

We believe that you are a true team player with well-developed communication skills. You find collaboration with others a natural part of your everyday work, and can easily interact with colleagues in different professions and with external stakeholders, such as suppliers and partners. You know what it takes to bring a concept to reality, and are eager to solve problems along the way to make it happen. You have experience of managing projects according to deadlines and will deliver to quality standards also during intense periods of work.  

What can we offer?

Aside from the opportunity to work at one of only 4 linear accelerator-based spallation sources on the whole planet, you can also expect:


• An opportunity to contribute to the future discoveries within neutron science.
• A stunning, brand new workplace filled with innovative minds and brilliant people from across the globe.
• A challenging, exciting and high-paced work environment.
• Market competitive compensation that is individual and differentiated according to role, responsibilities, individual skills, abilities, and achievements.
• Benefits including 30 days of annual leave as well as more than 10 days of public holiday and company days off or days with limited working hours.
• Monthly pension contributions on top of your salary
• Relocation support and allowances 
• Flexible working arrangements and a real work-life balance.
• An excellent quality of life in the highly sought after, family-friendly, beautiful and well-connected Southern Sweden/Greater Copenhagen region.

Duration & Location
The position is a permanent position.

Your work place will be situated in Lund, Sweden. 

Start date
The position is to be filled as soon as possible.

Application & Contact

Please provide your curriculum vitae in English by clicking on “apply” and follow the instructions. Please note that we only accept applications via the ESS website.

For some roles at ESS health check-ups and security clearance are required, and thus this might be applicable in the final parts of the recruitment process. The applicant is expected to be fit to perform the applicable tasks of this recruitment. 

The deadline for applications is April 10th, 2022.

For more information regarding the ESS recruitment process, please follow this link https://europeanspallationsource.se/ess-recruitment-process

For further information regarding the position, please contact the Recruiting Manager, Nikolaos Tsapatsaris, Group Leader for Choppers, nikolaos.tsapatsaris[at]ess.eu.

For further information regarding the recruitment process, please contact HR Officer, Tina Nilsson, tina.nilsson[at]ess.eu.

For trade union information, please contact Unionen representative Conny Wendt at conny.wendt@ess.eu or SACO/Swedish Association of Graduate Engineers representative Johan Waldeck at johan.waldeck@ess.eu

We look forward to receiving your application soon!