Sr. System Admin/Lead - Linux
4000 Legato Road Suite 600 Tysons Corner, VA 22033
Kavaliro is seeking a Senior Linux Admin/Lead in Tysons Corner, VA.
Perform complex Windows and Linux based issue resolution, correlation and root cause analysis on recurring issues and analytics for trend analysis.
Perform Windows and Linux based proactive space and growth management, HA and scalability improvements and strategy, backup and recovery improvements and strategy, and clustering and replication improvements and strategy.
Evaluate Windows and Linux based vendor submissions for compliance with customer' s specifications on technical solutions. Evaluate service-level contracts for IT infrastructure such as server hardware or software licensing.
Document all complex procedures and installations of new Windows and Linux based products.
Function as SME and trainer to helpdesk and desktop support technicians for troubleshooting and restoral activities.
Manage users and groups, including use of a centralized directory for authentication.
Manipulate and edit files, directories, and links from both command line and graphical interface.
Create and configure file systems and file system attributes, such as permissions, encryption, and access control lists to include network file systems.
Manages RedHat 6.x/7 .x System administration, performance tuning/monitoring, maintaining fault tolerance, account management for internal, lab environments and remote locations.
Perform complex user account migrations of Network Information Service (NIS) to LDAP on RedHat 6.x/7.x.
Build RedHat KickStart configurations and perform server installations with KickStart.
Manage complex RedHat SELinux configurations and perform trouble shooting.
Build, install and manage complex RedHat Satellite servers managing I OO' s of clients
Interface with cross-functional teams and developers to support and resolve technical problems
Perform scripting with expertise in Shell, Korn and bash
Must possess an active Top-Secret security clearance with SCI current eligibility
Must possess a valid DoD compliant IAT level II certification
RedHat System Administrator (RHCSA) or an equal RedHat Certification
5-8 years of Linux Systems Administration experience
Expertise directly related to deploying, designing, optimizing, and maintaining the following RedHat components: Domain Name System (DNS), Dynamic Host Configuration Protocol (DHCP), File Transfer Protocol (FTP), Transmission Control Protocol/User Datagram Protocol (TCP/UDP), Internet Protocol ROUTING (IP ROUTING), Secure Shell/Secure File Transfer Protocol/Secure Copy (SSH/SFTP/SCP), Network File System (NFS), Lightweight Directory Access Protocol (LDAP), Simple Mail Transfer Protocol (SMTP), Network Interface Controller (NIC), Yellowdog Updater, Modified/RPM Package Manager (YUM/RPM), Storage Area Network/Network Area Storage (SAN/NAS) and Virtualization
High level of expertise with Patch Management software such as RedHat Satellite. Expert with administrative tools such as, PowerShell cmdlets, scripting Microsoft snap-ins and pstools