Systems Administrator Sr Stf Job in Bethesda, Maryland US

Systems Administrator Sr Stf

Specific Job Description Senior Linux Administrator Performs as a senior member of the system administration team to support the installation, optimization, integration, troubleshooting, backup, recovery, modifications, security, and upgrading of IT systems and components to provide services that enable customers to effectively apply IT to business requirements. Has knowledge of tools and mechanisms for distributing new and upgraded software to ensure customers receive current versions of supported software, as they become available. Shall be able to work with others senior staff to recommend and design systems architecture and topology from both general and specific perspectives. ? Experience supporting VMWARE infrastructure in a large enterprise environment. ? Experience configuring Linux guests in a VMware ESX environment ? Design, implement, and evaluate current and future infrastructure initiatives for the highest level of efficiency and performance ? SAN/NAS/Storage solutions experience with NetApp, NFS, or related technologies ? General Administration of Unix/Linux - Installation, Users Creation, Group Creation, Permissions, Creations of Folders, Mail/SMTP, Web (Apache, Tomcat), FTP, DNS, Proxy, Samba, Firewall (NAT, IP Tables, Packet Filter, IP Filter), LDAP, NFS, NIS, NFS/CIFS/FCP ? Perform problem diagnosis, troubleshooting and resolution ? Perform new hardware and Linux OS installations, patching and upgrades ? Maintain operating systems and associated infrastructure software ? Design and document SOPs (Standard Operating Procedures) for system administration activities ? Ability to develop a complete disaster recovery and system backup plan with the responsibility of producing and maintaining all system documentation ? Install and maintain Server OS and configuration using tools automated installation like Kickstart and Configuration Management tools like Puppet ? Expertise in developing automated scripts for monitoring or analyzing the operation of infrastructure, including Nagios scripts, log file reporting, Spacewalk/RedHat Satellite and Puppet scripts ? Must be able to participate in a 7/24/365 on-call rotation ? Must be able to work evenings and/or weekends and/or during change windows outside of normal business hours ? Must be able to work with minimal supervision, is self-motivated and able to define, plan and implement long-term goals, tasks and projects ? Ability to technically lead a project through the lifecycle and consult with the customer on business requirements ? Work closely with various IT groups including but not limited to project management, database administration, network and security teams, application team and assist in overall architectural design, implementation and troubleshooting ? Excellent problem solving, multitasking, troubleshooting skills and attention to details are required to work in this challenging and dynamic environment Standard Job Description Maintains smooth operation of multi-user computer systems, including coordination with network administrators. Duties may include setting up administrator and service accounts, maintaining system documentation, tuning system performance, installing system wide software and allocate mass storage space. Interacts with users and evaluates vendor products. Makes recommendations to purchase hardware and software, coordinates installation and provides backup recovery. Develops and monitors policies and standards for allocation related to the use of computing resources.