Mechanical Engineer / FitterLocation: Newark areaShifts: 4 on 4 off (days and nights - average 43 hours/week)Salary: 42,000 - 50,000 DOE + Paid OvertimeWe''re working with a specialist animal by-product processing business supplying into the pet food and biofuel sectors, to support their search for a skilled Mechanical Engineer / Fitter. This is a hands-on, site-based role for someone who thrives in a high-output, high-spec manufacturing environment.You''ll be part of a dedicated engineering team, playing a key role in the maintenance and continuous improvement of plant, equipment and infrastructure.What You''ll Be Doing: Carrying out proactive and reactive maintenance across a range of plant machinery Supporting production by maximising uptime and asset utilisation Identifying and resolving faults using mechanical diagnostics Contributing to process improvements, new equipment installations, and ongoing upgrades Driving efficiency gains and utility cost savings while maintaining production flexibility Conducting planned maintenance using the Holistech CMMS system Ensuring all work is compliant with HandS procedures, SOPs and relevant legislation Completing all required documentation to meet statutory and audit requirementsWhat We''re Looking For: Background in mechanical engineering with proven hands-on skills Experience in manufacturing, process or heavy industry preferred Knowledge of health and safety responsibilities in an industrial setting Ability to fault-find, repair