Design Engineer required for a Mechanical & Electrical contractor based in Essex. Salary: £35 - 40 per hour Hours: 40 hours per week Start Date: ASAP Work Setup: 1 day per week working from home available Duties: Design and develop control panels and building management systems (BMS) for a range of projects. Ensure accurate specifications, layouts, and wiring diagrams in line with project scope. Use AutoCAD and SEE Electrical (via E-TAP) to produce technical drawings and schematics. Maintain clarity, consistency, and compliance with relevant industry standards. Collaborate with project managers, engineers, and installation teams to deliver design intent. Provide technical support throughout design, installation, and commissioning phases. Prepare and manage technical documentation and submittals for client and team reference. Ensure drawings and data are kept up-to-date and aligned with on-site requirements. Requirements: Proven experience in control panel design and BMS design engineering Proficient in AutoCAD and comfortable working with SEE Electrical through E-TAP Strong communication and coordination skills with the ability to work in a team environment Interested applicants are invited to apply by sending their most up-to-date CV.