Location: Leicester Duration: 3 Months (initial) Engagement: Outside IR35 Rate: £45 hour (Ltd company) Working Arrangement: On-site Start Date: ASAP We are seeking an experienced Controls Engineer to support a busy manufacturing facility in Leicester on a short-term project basis. The role focuses on Allen-Bradley PLC systems and IO-Link device integration, supporting both upgrade and maintenance work on various automation projects. The successful candidate will be confident working on-site, hands-on with PLCs, sensors, and industrial networks, providing fault finding, commissioning, and controls improvements. Key Responsibilities Support ongoing automation and control system upgrades across production machinery. Program, test, and modify Allen-Bradley (Rockwell) PLCs using Studio 5000 / RSLogix 5000. Configure and integrate IO-Link devices, hubs, and master modules. Perform on-site commissioning, troubleshooting, and optimisation of control systems. Read, interpret, and update electrical schematics and control documentation. Collaborate with electrical engineers, maintenance teams, and production supervisors to minimise downtime. Ensure system safety and compliance with site standards and best practices. Essential Experience Proven track record as a Controls / Automation Engineer in an industrial or manufacturing setting. Hands-on experience with Allen-Bradley PLCs (ControlLogix / CompactLogix) and Rockwell Automation platforms. Working knowledge of IO-Link technology and communication networks. Strong understanding of industrial control systems, including sensors, actuators, and field wiring. Capable of independent problem solving and fast-paced fault resolution. Ability to document work clearly and communicate effectively with technical and non-technical colleagues. Desirable Skills Experience with HMI configuration (FactoryTalk View). Familiarity with EtherNet/IP and related network architectures. Knowledge of control panel wiring or electrical assembly. Prior contracting experience working under Outside IR35 arrangements. Engagement Details Rate: £45 per hour (outside IR35, Ltd company engagement). Duration: 12 weeks, likely to extend based on project workload. Hours: 40 hours per week (on-site in Leicester)