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In office (Royston)
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Confirmed on the employer's own hiring board on Nov 10, 2026. First seen by Alion on Nov 4, 2026. Johnson Matthey scores A on the Alion truth index.

Overview
Company
Impact
Profile match
Johnson Matthey is a British specialty chemicals and sustainable technologies company headquartered in London, England, focused on platinum group metals, emissions control catalysts and the refining and recycling of precious metals. Founded in 1817 and listed on the London Stock Exchange, it employs around 7,000 people at more than 35 locations, is the largest recycler of platinum group metals in the world, and has sold its Catalyst Technologies business to Honeywell and acquired Cormetech. It hires production operators and supervisors, process control and automation engineers, technicians, R&D scientists, cloud and data engineers and finance staff in the UK, US, Mexico and China.

Job title: Mechanical Technician (Shift-Based Role)

Location: Royston, Hertfordshire, UK (on-site based role)

This role is a 12/7 role working 4 days on/off then 5 days on/off over 7 days per week.

Salary £45,613+ 20% shift allowance - lunch allowance £396.25 = £55,130 + benefits

At Johnson Matthey, your work will matter. As a Mechanical Technician, you’ll join a world leader in platinum group metals with over 200 years of history and innovation. You’ll help tackle the world’s biggest challenges - cutting emissions, powering modern society and enhancing lives - as we continue to apply, refine and recycle metals that matter, for a healthier and more resilient future.

As a mechanical Technician, you will join an established Mechanical Team within our top tier COMAH site, this role requires an experienced Industrial Mechanically biased maintenance technician who is able to demonstrate and execute a wide range of practical Mechanical skills, ranging from basic workshop skills including fabrication of pipework, steelwork, and plastics to working out on plant in a methodical & logical manner such that reactive faults can be identified and repaired safely, alongside working proactively by working on Planned maintenance & Routines scheduled by our Maintenance planner.

As a Mechanical Technician, you will help drive our goals by:

  • Responsible for the delivery of preventative/proactive maintenance of Mechanical systems and its sub or support systems
  • Attending to any reactive/corrective maintenance that arises
  • Fault finding, completing any repairs/replacements/calibration or set-up, installation of new systems/equipment, commissioning alongside operations on returning to service
  • Contribute to improving the site performance in all aspects of safe operation, regulatory compliance, productive output and cost efficiency by improving the engineering reliability of site equipment and ensuring appropriate maintenance frequency of assets is complied with.

Key skills that will help you succeed in this role:

  • Extensive hands on experience for mechanical maintenance in the Chemical/Pharmaceutical/Oil & Gas/Manufacturing industries
  • Working knowledge of LOTO and permit to work systems
  • Experience working with high hazard systems (i.e Chlorine, HCL, Caustic, high pressure or/and high temperature systems)
  • Expertise in troubleshooting and triaging mechanical equipment failures
  • Knowledge and experience of site services, Gas, Compressed air, Steam, cooling water and how to deenergise and work on safely.
  • Knowledge and use of technical drawings & operator manuals alongside Mechanical exploded view/cross sectional drawings & P&ID’s to aid fault diagnosis process.
  • Expertise in troubleshooting and triaging mechanical equipment failures
  • Experienced in the maintenance, stripping, repairing and installing of: pumps (peristaltic, centrifugal, diaphragm, dosing), mechanical seals, GRP equipment, glass-lined vessels, tanks, agitators, gearboxes, fans, valves, calciners, belt filters, filter presses)
  • Knowledge of glassware equipment and pipework
  • Experience in pipework fabrication and installation - including plastic pipework (PVDF, PP, PVC) and steel pipework

Even if you only match some of the skills, we’d love to hear from you to discuss further!

What we offer:

We make sure salaries are fair, competitive and aligned to individual roles, experience and responsibilities. We are also supportive of hybrid and flexible working and offer benefits that support our employees’ financial and physical wellbeing, such as:

  • Competitive Retirement savings
  • Company-matched Share Incentive Plan
  • Life Assurance, Income Protection and Critical Illness
  • Medical Plans/Health Assessments
  • Retailer and Wellbeing Discount
  • Competitive Annual Incentive Plan

Ready to make a meaningful impact on your career and the environment? Join us and help shape a sustainable future while advancing your career!

At JM, inclusivity is central to our values. We create an environment where everyone can thrive, embracing diverse perspectives to tackle challenges and ensure all colleagues feel valued and connected.

For any queries or accessibility requirements, please contact [email protected]. We will work with you to make suitable adjustments at any stage of the recruitment process. All conversations are confidential, and your feedback is welcome to help us provide an accessible and positive recruitment experience.

Closing date for applications: This job advertisement will be posted for a minimum of 2 weeks, early application is advised.

#LI-AG1

#LI-Onsite

#CVL

#JMUK

To submit your application, please click the "Apply" button online.

All applications are carefully considered and your details will be stored on our secure Application Management System. This is used throughout Johnson Matthey for the selection of suitable candidates for our vacancies as they arise. Johnson Matthey respects your privacy and is committed to protecting your personal information.

For more information about how your personal data is used please view our privacy notice: Johnson Matthey Privacy Notice. By applying for this role and creating an account you are agreeing to the notice.

Johnson Matthey Plc is an equal opportunities employer and positively encourages applications from suitably qualified and eligible candidates regardless of sex, race, disability, age, sexual orientation, marriage or civil partnership, pregnancy or maternity, religion or belief.

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