Complex Machinery Technical Sketch

I'm in need of an intricate technical sketch of a piece of machinery for visualization purposes. The complexity of machine is high, so I need an expert who is capable of interpreting and visually depicting complex mechanical systems. Some reference materials will be provided to aid the sketching process, but a fundamental understanding of complex machinery, and the ability to fill gaps in detail, will be essential.

Key requirements are:
- Ability to visualize and sketch complex machinery
- Familiarity with interpreting reference materials, diagrams and specifications
- Proficient in technical drawing, with previous machinery sketching experience preferred.