Systems Administrator

BT-350 – Systems AdministratorSkill Level: SeniorHerndon, VA (fully on-site, no remote option)**Please do NOT apply if you do not have an active Poly clearance. Those without a Poly will not be considered.**Required Skills: Demonstrated experience configuring and administrating Amazon Linux, and Windows OSDemonstrated experience installing and managing Apache, Tomcat and Express serversDemonstrated knowledge of installing and maintaining PKI certificatesDemonstrated experience with the installation and maintenance of COTS IT productsDemonstrated experience OpenSSL and TLS encryption protocolsWork Requirements:Provide level O&M services, troubleshooting, system backup and restore, and software upgradesProvide hardware and virtual server build, installation, troubleshooting, O&M, system backups and restoral for the client and partnersProvide system hardening to hosting platforms operating systems (like Linux and Windows)Plan, develop, and implement system security procedures to include implementing firewalls, SSL, x509, PKI certificates and system hardening (like Linux and Windows)Ensure patch compliance and version updates on all software up to and including middleware required by client applicationsManage system access control and security in accordance with client security requirementsSupport other system administration functions as required by the clientPerform all Operations and Maintenance support to the client portfolio. This support includes but is not limited to: Providing desk side assistance as well as e-mail assistance on solving users' day-to-day issues; Troubleshooting applications issuesEnsure the interoperability of current and future operating systems and software releases for all supported applications