Devops engineer to prepare, deploy and test software system on Ubuntu OS

I'm looking for a seasoned DevOps engineer with extensive experience in Ubuntu Linux administration, Docker administration, and HA Proxy for load balancing and reverse proxy. The primary focus will be on Ubuntu Linux administration.

Key Responsibilities:
- Prepare, deploy, and test a software system on Ubuntu OS
- Manage packages and updates
- Handle user and permission management
- Oversee network configuration and management
- Administer a Postgresql database
- Manage Docker and load balancer configurations

Skills & Experience Required:
- In-depth knowledge of Ubuntu Linux
- Proficiency in Docker
- Experience with HA Proxy
- Strong background in PostgreSQL database administration
- Extensive experience in package management and updates, user and permission management, and network configuration and management on Ubuntu OS

I'm seeking an individual who can seamlessly integrate into my project and deliver exceptional results.