High-End PAPR Development

I'm seeking a skilled engineer or team to design and develop a high-end Powered Air-Purifying Respirator (PAPR) for hazardous material handling.

Key Requirements:
- Filtration of particulates and protection against gases/vapors
- Ergonomic design for prolonged use
- Durable materials for harsh environments
- Integration of advanced safety features

Ideal Skills:
- Experience in PPE design
- Knowledge of respiratory protection standards
- Strong background in materials engineering
- Prototyping and testing expertise

Please include samples of previous work and relevant certifications. We develop in SolidWorks.