Controls and Instrumentation (C&I) Technician - East Region

Closing date


Join the UK’s leading renewable energy generator of low carbon power from captured landfill and mineral methane. Infinis generates most of its electricity by capturing thousands of tonnes of methane from landfill sites and uses that resource to generate low carbon electricity.

We are making significant progress in diversifying our portfolio of flexible and renewable generation sites with solar and battery storage operations and we are committed to the delivery of a low carbon future and supporting the UK’s journey to net zero.

About the role

You will be responsible for performing planned repairs and reactive maintenance. This includes fault-finding, trouble shooting, repairing, installing, modifying, and upgrading  electrical/electronic controls and instrumentation systems, in line with quality management procedures. You will report to the Regional C&I Engineer.

Instrumentation ranges from flow, pressure, level and temperature sensors, through to programmable logic controllers (PLCs), human machine interfaces (HMIs), supervisory control and data acquisition (SCADA), telemetry, safety systems, along with various communication networks to maintain data Integrity.

If you are looking for a new opportunity to develop your technical knowledge and progress your career, where you will contribute to protecting and sustaining the environment, this is an ideal opportunity for you to join Infinis and build your career with a successful and growing company.

The is a field-based role with daily travel to sites based in the North Nottinghamshire, East Lincolnshire, and North Leicestershire working a 40-hour week Monday – Friday.

Job Outline:

  • Conducting fault diagnosis, repairs, planned and reactive maintenance activities on a range of operational C&I Assets to ensure the safe and efficient operation of our sites
  • This includes a range of Instrumentation, (Flow, Pressure, Level and Temperature Sensors), along with Gas Analysers, PLC Systems, HMI’s & Telemetry Systems
  • Support the servicing of our Fire & Gas Detection and Safety Systems
  • Undertake preventative, predictive, and emergency maintenance works to meet plant reliability and performance targets
  • Supporting the roll out of DSEAR remedial works / periodic inspections
  • Supervising and directing Approved Contractors on site who may be attending for the install, repair, or maintenance of Electrical, Control, Instrumentation or Automation Systems
  • Producing reports and data input into Maximo and other IT based systems
  • Taking responsibility of your own PPE, Vehicle, plus other Tools, and equipment issued, along with supporting maintaining the Regional C&I Workshop
  • Ensuring all works are carried out in line with our Health & Safety policies and procedures.

Is this job for you?

  • Controls, Instrumentation & Automation
  • LV Electrical Control Panels and safe electrical isolation procedures
  • Electrical Schematics & Process & Instrumentation Diagrams
  • Maintenance & Calibration of a range of Instrumentation
  • Fault finding on LV Control Circuits and Instrument Loops
  • Fault finding and diagnostic skills with an understanding of PID Controls
  • Ability to produce written maintenance and daily work reports
  • PLC programming, including Allen-Bradley, Mitsubishi, Schneider, or Siemens
  • Experience of interrogating, fault finding and maintenance of HMI, SCADA, PLC & Telemetry Systems
  • Communication Networks, Converters & Protocols, including Ethernet, CAN-Bus, Profibus, RS232/485 Serial, Fiber Optics.


  • A recognised Electrical Technician Apprenticeship, or a City & Guilds, ONC, BTEC / NVQ recognised qualification, in Electrical, or Controls / Instrumentation Engineering
  • IET 18th Edition Wiring Reg’s, City & Guilds 2382
  • Electrical generation, water utilities, heavy process, or manufacturing experience
  • CompEx Foundation, or CompEx 01 to 04
  • Knowledge of Emergency Shutdown / Safety Systems, Machinery or Process related
  • Knowledge of IT Networks & PC based systems
  • Full UK Driving License.


  • Competitive salary plus bonus - target up to 15% paid quarterly and annually
  • 25 days annual leave, plus bank holidays
  • Pension Scheme with 6% employer contribution
  • Company Van with fuel card, which can be used for personal use
  • Green Benefits, offering a discount on domestic Solar Panels & EV Car Charging points
  • Employee Assist Programme, including an App, which enables virtual appointments with GP's and Mental Health Counsellors.

Why Infinis?

Our company vision is simple, but very powerful. We’re focused on generating a low carbon future. That’s all about making the most of clean, emission-free generating technology, and reducing any indirect emissions that come from our supply chain.

At Infinis, we believe that success is achieved through a culture of passion and engagement. We aim to reduce inequalities, foster diversity, and inclusion in our workforce, and give back to our communities.

Related topics

Engineering career path

Life at Infinis


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