All Services Programming & Development Server Administration $25/hr · Starting at $25 Work at an ISP, small Linux shop. Mostly Redhat/centos. Radius, DNS, Postfix, Amavisd, Spamassassin. Experience with Parallels Plesk hosting panel. About $25/hr · Ongoing Download Resume Work at an ISP, small Linux shop. Mostly Redhat/centos. Radius, DNS, Postfix, Amavisd, Spamassassin. Experience with Parallels Plesk hosting panel. Skills & Expertise CentOSDNSLinuxMikroTikPostfixRadiusRed Hat Enterprise Linux 0 Reviews This Freelancer has not received any feedback. Browse Similar Freelance Experts DNS ServicesRed Hat Enterprise Linux (RHEL) Service ExpertsFront End DevelopersSwitch EngineersVoIP Services