Hi! It's nice to meet you.
I'm Matías a sysadmin with high skills in this kind of configurations as you can see in my freelancer's profile with other projects finished to install Raspberry PI with a 4G dongle for the same request like yours and for 4G cluster proxies. You will have a guaranteed job, easy to manage and with professional support.
After finish this project you can access to +5 days of extended support without additional fees.
** We can chat for more details and make a workflow so you can know all the tasks needed to complete the install as your needs.
About me
I'm a proactive sysadmin with +10 years of experience in IT Consulting with high skills in Linux, Cloud AWS/GCP/OVH, Virtualization Hypervizors VMware/KVM/Xen/Citrix, Windows Server Active Directory/Desktop/Group Policy, Web Hosting and High Availability Server (HA) with load balance. We have a NOC in the city of Buenos Aires to monitoring +250 cloud for our private network and +125 customer from different countries with Spanish and English support 24x7.