MongoDB Setup on Kubernetes for Scalability

I'm in need of a seasoned expert to configure a NoSQL database, specifically MongoDB, on my Kubernetes platform. The primary goal of this setup is to ensure scalability. It should be robust, featuring multiple replica sets with sharding for optimal replication and redundancy.

Key Requirements:
- Proven experience with Kubernetes and MongoDB
- Strong understanding of NoSQL databases
- Expertise in setting up multiple replica sets and sharding
- Ability to ensure high availability and fault tolerance

Ideal Skills:
- Proficiency in cloud-based database systems, especially digitalocean or custom VPS
- Experience in database performance tuning
- Familiarity with data security practices in database management, specifically implementing network access controls

The project will involve:
- Setting up a scalable MongoDB configuration on a Kubernetes platform
- Incorporating multiple replica sets and sharding
- Implementing network access controls for security

Please ensure your proposal highlights your relevant experience and expertise.