Computer Aided Design Designer

TGS International Group; Greater London; On-site; GBP 40,000 - 60,000; Full time

Job summary

A leading built environment firm is seeking a skilled BIM/CAD Technician to support integrated technology solutions for commercial and residential projects. The role involves producing high-quality technical drawings and models, including structured cabling, security systems, and smart technologies. The ideal candidate will have around 5 years of relevant experience, proficiency in AutoCAD and Revit, and excellent collaboration skills. This position offers a collaborative environment focused on professional development and technical excellence.

Qualifications

• 5 years of experience in structured cabling, security systems, and audio-visual design.
• Experienced in producing accurate 2D and 3D technical drawings and BIM models.
• Detail-oriented and skilled in using industry-standard CAD and BIM software.

Responsibilities

• Produce detailed 2D drawings using AutoCAD.
• Develop coordinated 3D models, 2D outputs, and COBie data using Revit.
• Design structured cabling systems, security systems, and CCTV layouts.

Skills

Detail-oriented

Experience with AutoCAD

Experience with Revit

Knowledge of structured cabling systems

Knowledge of CCTV design

Wi-Fi survey design skills

Tools

AutoCAD

Revit

Specialist survey software

CCTV design software

Job description

Job Summary

An established organisation operating within the built environment sector is seeking a skilled BIM/CAD Technician to support the delivery of integrated technology solutions for commercial and residential projects. The role focuses on producing high-quality technical drawings and models for structured cabling, security systems, audio-visual solutions, and smart building technologies.

This position offers the opportunity to work within a collaborative, technically driven environment that values continuous learning, professional development, and high design standards.

A detail-oriented BIM/CAD Technician with approximately 5 years’ experience in structured cabling, security systems, and audio-visual design. Experienced in producing accurate 2D and 3D technical drawings and BIM models using industry-standard CAD and BIM software.

The role includes specialist involvement in Wi-Fi heatmap survey design and CCTV field-of-view (FOV) planning, supporting optimal network coverage and surveillance performance. The successful candidate will work closely with multidisciplinary teams to deliver coordinated, compliant, and well-documented design solutions.

Key Tasks and Responsibilities

Structured Cabling / Security / AV

• Produce detailed 2D drawings using AutoCAD
• Develop coordinated 3D models, 2D outputs, and COBie data using Revit
• Design structured cabling systems
• Produce layouts for security systems, including CCTV and access control
• Design cable tray and containment pathways
• Perform clash detection and coordination within BIM models
• Measure pre-terminated cable lengths using specialist software
• Support project delivery, bid preparation, and small works packages
• Provide project coordination and technical documentation

Wi-Fi Heatmap Survey

• Design and carry out Wi-Fi network surveys using specialist survey software
• Produce heatmaps, reports, and supporting documentation

CCTV Field of View (FOV)

• Design and optimise CCTV camera layouts using specialist CCTV design software
• Select appropriate cameras and lenses to maximise coverage
• Produce supporting documentation and reports

General Responsibilities

• Create and maintain accurate 2D and 3D CAD drawings including plans, elevations, sections, and schematics
• Learn and utilise specialist design tools for Wi-Fi surveys, CCTV FOV, and cable measurement
• Collaborate with designers, engineers, contractors, and other stakeholders
• Integrate smart building technologies such as IoT devices, sensors, and automated systems into designs
• Maintain and update drawings throughout the project lifecycle
• Review drawings for accuracy, compliance, and consistency with standards
• Ensure designs comply with relevant building regulations, safety standards, and best practices
• Organise and manage CAD files and project documentation effectively
• Maintain good file management and digital housekeeping practices
• Stay up to date with advancements in CAD/BIM software and building technologies