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Senior Assembly Technician

Custom research solutions projects

Company: Sphere Fluidics  

Title: Senior Assembly Technician  

Location: Granta Park, Cambridge UK  

Salary range: £28,000 – £35,000 per annum 

Functional area: Operations 

Reports to: Head of Supply Chain 

Sphere Fluidics, a leader in single cell analysis and isolation technologies, seeks an experienced Senior Assembly Technician to join our growing team. 


About Sphere Fluidics: 

Our innovative platforms are built on scientific and engineering expertise spanning over a decade. Originally spun out from the University of Cambridge, we specialize in helping researchers find their most critical cells. Leveraging our picodroplet microfluidic technology, we offer high-throughput solutions for single cell isolation and analysis across various applications, including biologics discovery, cell engineering, and synthetic biology. Work small, think big, with us. 


The Role: 

The company is growing quickly, and we are looking to take on an experienced Senior Assembly Technician to support the Operations team. This role will be mostly laboratory based, with an emphasis on electromechanical assembly, SOP writing and maintaining a well organised workplace. The role will also provide support to the wider Operations team and other areas of the business on an ad-hoc basis. 


We are seeking a skilled and detail-oriented Senior Assembly Technician to upgrade our advanced Cyto-Mine® single cell analysis and monoclonality assurance system to the latest version. The ideal candidate will have at least 3 years’ experience with delicate instrumentation assembly and electronics. Previous experience with optical assemblies is desirable, as well as strong troubleshooting and repair skills with the ability to document procedures and write SOPs in real-time. While training will be provided, we seek an individual capable of independent operation with a solid background working with electronic, electromechanical, and advanced laboratory instrumentation. The Senior Assembly Technician will report to the Head of Supply Chain and will assist with various tasks within the Operations group as needed. 


The ideal candidate will be enthusiastic, keen to learn and develop new skills, as well as having a keen eye for detail. A structured approach to their work is important, as is excellent adherence to procedures, high quality standards and Health & Safety. Our culture is team orientated and we aspire to achieve operational excellence and the very highest standards of quality in everything we do.  


The role of the Senior Assembly Technician is varied and as part of a rapidly growing company there is scope for learning and progression within the business. 



  • Upgrade and assemble Cyto-Mines® to the latest version, ensuring all components are correctly integrated and functioning. 
  • Troubleshoot and repair any issues that arise during the assembly and upgrading process. 
  • Write, update and maintain essential process documentation including SOPs, CAPAs and build records. 
  • Liaising with other departments to measure, record, correct and prevent technical issues.  
  • Recording results and keeping records including the QMS up to date.  
  • Maintain detailed records of all assembly, testing, and troubleshooting activities. 
  • Ensure compliance with safety regulations and quality standards throughout the assembly process. 
  • Provide training and support to other team members as needed. 
  • Continuously seek ways to improve assembly processes and contribute to product development initiatives. 
  • Ensure compliance with appropriate safety procedures in collaboration with the H&S department. 
  • Implement and maintain 5S methodology in the workspace to ensure a clean, organized, and efficient working environment. 
  • Provide ad-hoc support to the wider Operations group as required. 


Qualifications and Experience: 

  • Minimum A level education within an Engineering discipline. 
  • 3 years’ experience in electromechanical assembly, test or repair environment. 
  • Experience in developing assembly processes, identifying flaws, and consistently enhancing documentation for electromechanical, electrical, and electronic instrumentation would be highly advantageous.  
  • ISO9001 experience preferred, GLP/GMP also advantageous. 
  • Confident presenting KPIs and other updates at weekly team meetings. 
  • Microsoft Word, Excel, and PowerPoint are essential. 


  • Takes pride in their work and aspires to achieve world class standards. 
  • Applies a structured and methodical approach to tasks. 
  • Organised, diligent and passionate about attention to detail. 
  • Takes pride in keeping the working environment tidy and scrupulously clean 
  • Proactive, motivated and able to work on own initiative. 
  • Focused, organised and exemplary timekeeping. 
  • Great written and verbal communication skills and not afraid to speak up. 
  • Thrives when working in a team environment.  


The Benefits 


  • 25 days holiday plus bank holidays  
  • Employee Share Options (EMI Scheme)  
  • Company pension scheme with Aviva (employer contributes 8%)   
  • 4x Life Insurance & Critical Illness Cover  
  • Private Medical Insurance with Vitality   
  • Health Cash Plan  
  • Group Income Protection   
  • Employee Assistance Program  
  • Cycle to Work scheme   
  • Learning & Development opportunities for career growth  
  • Long Service Bonus – up to 5 extra days holiday  
  • Recruitment referral scheme (£1,000)  
  • Flexible working hours to support work-life balance  


What’s Next? We will review your application and whilst we would love to get back to every applicant, it is not always possible. If you haven’t heard from us within 4 weeks, please note that your application has not been successful on this occasion.    


Sphere Fluidics strives to be an equal opportunities employer. Our policy is to recruit a diverse workforce and follow the guidelines of the Equality Act. 



We’d love to hear from you. To apply for this role, please e-mail your CV to: