Stephen G.

WORK HISTORY

EDUCATION

ABOUT STEPHEN G.

High Voltage Manufacturing & R&D | Void-Free Composite Filament Winding Specialist | Test Technician​My career spans Staffordshire’s industrial history, evolving from hands-on diagnostics to leading operations in world-class High Voltage R&D environments. I have a proven track record of managing in a unique manufacturing facility, developing UHV & HV prototypes, and ensuring rigorous safety compliance.​Currently, I have returned to GE Vernova to adapt skills to the testing of HVDC Valve Modules. I am keen to further develop my skills within this role, leveraging my background in materials processing and process control.​Core Expertise composite materials.​Void-Free Filament Winding: Expert in running a unique facility capable of 0.5% void content. Components: 3mm to 1800mm diameter (up to 4m length).​Process Control: Monitoring resin temperature, fibre tension, vacuum levels, and humidity for zero-defect production.​High Voltage R&D: Manufacturing 820kV prototypes and critical insulation for Naval, Rail, and Power Generation.​Safety & Compliance: Writing SOPs, Risk Assessments, COSHH, and hazardous waste management.​Management: Capex, facility relocation planning, PMFEA, and 5S.​Professional Journey​GE Vernova (Current)Manufacturing Engineer / Test TechnicianResponsible for verification of HVDC Valve Modules.​Executing Pre-test setups, Withstand testing, and Electrical Testing.​Polar TechnologyManufacturing Engineer & H&S Site Lead project engineering while improving site safety.​Safety:Risk Assessments, SOPs, and COSHH. Managed hazardous chemical waste and acted as incident responder.​Improvement: Implemented TPM (Total Productive Maintenance) and optimized work areas.​Areva / Alstom / GE Grid (The R&D Years)Materials Processing I worked in the Materials Processing Area, a facility offering unique void-free glass fibre filament winding capabilities.​Technology: Produced high-quality MV, HV, and UHV insulation. Processes included vacuum impregnation, casting/potting with silicone or epoxy, and precision filament winding (Temp/Tension/Vacuum).​Scope: worked with 3 technicians, handling adhesive trials, mechanical testing, and QC.​Relocation Project: Planned and executed the transfer of the filament winding facility from GE Grid to GE Power.​Management: worked with Purchasing, Tendering, Stock Control, and Capex.​Innovation: Manufactured critical \"ancestor\" parts for Naval/Rail while developing future technologies.​Legacy Skills​Mechanical Testing & Failure Analysis.​Calibration of DSC & Vibration sensors.