Having an up to date skillset is so important. If you're in infrastructure, you need to know Linux, how to script(logging into servers manually isn't the wave), plus some configuration management solution(puppet/chef/cfengine, saltstack). I get weekly emails like this from recruiters just from having an up to date LinkedIn:
Please find the job descriptions for the 4 positions I mentioned below.
My contact information is down there as well.
Salaries are pretty open. 155K is the max target for the Sr. Sys Admin. 170K is max target for the Production Lead (Lead DevOps). Could be flex here though fir the right person.
Domain is mobile ad tech. Client is a subsidiary of a publically traded company. Very large and stable.
These are all full-time permanent position