Criticality Specialist

Requisition Number:  7920
Company:  Springfields Fuels Ltd

PR4 0XJ, LAN, GB, Preston

Springfields Fuels Limited is looking to recruit an experienced Nuclear Criticality Safety Engineer to join the existing Site Nuclear Safety Assessment Team.

The successful candidate will play a vital role supporting Springfields in safely delivering its current business objectives and in developing new business opportunities.

The main aspects of the role will include:


  • Providing nuclear criticality safety advice to designers, engineers and plant management in support of modifications to operating plant or design of new facilities;
  • Delivery of criticality assessments in support of the Periodic Review for facilities across the site;
  • Preparation of Nuclear Criticality Safety Assessments – in the form of Safety Memoranda or HAZANs as appropriate;
  • Attendance at HAZOPs and other comparable hazard identification meetings;
  • Interaction as required with Plant, Engineering Substantiation and other specialist personnel to derive and confirm delivery of all proposed Operational or Engineered safety measures;
  • Support the formal checking of assessments prepared by other team members in accordance with Springfields quality management arrangements;
  • Production of underpinning reference data including the use of the MONK neutronics code.


The ideal candidate will be able to demonstrate:


  • Science or engineering expertise (physics, chemistry, mechanical, chemical or process engineering, Degree qualified or equivalent);
  • A record of accomplishment of successful delivery of criticality assessments and underpinning reference documents in support of operations at a nuclear licensed Site;
  • Experience working as a criticality specialist within multi-disciplined project teams.

Employment opportunities may require access to information which is subject to the export control regulations of the United States. Hiring decisions for such positions are required by law to be made in compliance with these regulations. Applicants for employment opportunities in other countries must be able to meet the comparable export control requirements of that country and of the United States.


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