Standard SSL Certificate Installation on Apache/Nginx

I'm looking for an experienced professional to install a Standard SSL certificate for me. The server is a mix of Apache and Nginx, running on Ubuntu.

Ideal Skills:
- Deep understanding of Mediawiki would help
- Deep understanding and experience with Apache and Nginx servers
- Proven experience with SSL certificate installations
- Understanding of Ubuntu operating system
- Strong troubleshooting skills
- Good communication skills

Please note: Assistance with creating the SSL certificate is not required, only the installation.