Location: Manchester, Salford Salary: £30k per annum 25 Days holiday 8 Public Company pension Staff benefits package About Invisible Systems Invisible Systems designs and manufactures wireless sensor technology to support industries in energy efficiency, asset tracking, and regulatory compliance. Our IoT-based solutions are trusted across the UK and beyond. With over 23 years of expertise, Invisible Systems is a market leader in IoT smart monitoring technologies to a wide range of customers from SME’s to FTSE 100 companies. Real time data is collected from our customers assets, analysed, the insights from which are provided to our customers to enable them to demonstrate compliance, drive efficiencies, achieve their sustainability goals, reduce downtime and maximise output. Role Summary As a Calibration Technician, you will be responsible for performing adjustments and testing of temperature monitoring probes and equipment. Your work will ensure that all sensors meet defined technical and quality standards before they are deployed to customers, allowing them to meet regulated UKAS compliance standards. Key Responsibilities Calibrate and test devices in accordance with technical specifications and quality guidelines. Complete configuration checks and prepare units for final approval including quality control and investigation of failed calibration outcomes. Ensure accurate documentation of calibration results and certification records. Collaborate with the wider production team to support process improvements, traceability and planning. Assist in the preparation, labelling, and packaging of calibrated equipment. Maintain a clean, safe, and organised calibration area. Requirements Background in electronics, metrology, or a technical testing environment. Excellent attention to detail and commitment to quality. Familiarity with calibration equipment and procedures in an ISO 17025 environment Good documentation and computer skills. Ability to diagnose and repair equipment that fails calibration.