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Peraton · 3 weeks ago

Linux System Administrator, Advisor

Jessup, MD

Full-time

Onsite

Senior Level, Lead/Staff

$146K/yr - $234K/yr

10+ years exp

Peraton is a next-generation national security company that drives missions of consequence spanning the globe. They are seeking a Linux System Administrator to support the integration, testing, and production of new mission systems, ensuring system integrity and configuration management.

Information TechnologyRobotics

No H1B

Security Clearance Required

U.S. Citizen Only

Responsibilities

Support the implementations, troubleshooting and maintenance of Information Technology systems

Provide system administration services for Linux / UNIX infrastructure and development systems (scripting and loading machines using KickStart system configuration)

Support the build and software integration of new mission systems and supporting architecture under development (client/server/storage/network devices, etc.)

Ensure systems are kept in required configuration profile, including patch maintenance, changes are required by evolvement of production environments, updating software and software configurations

Configure and manage UNIX and Windows Operating systems and install/loads operating system software, troubleshoot, maintains integrity, and configures network components along with the implementation operating systems enhancements to improve reliability and performance

Qualification

Linux System AdministrationRedHat Enterprise LinuxShell ScriptingNetworking SkillsVirtualization SoftwareKickStart AutomationTroubleshooting SkillsTeam CollaborationDocumentation Skills

Required

Bachelor's Degree in a technical discipline from an accredited college or university is required. Five (5) years of additional SA experience may be substituted for a bachelor's degree, totaling 15 years of SA experience

Current TS/SCI clearance with polygraph is required

Minimum of 10 years' experience as a Linux System Administrator working with RH Enterprise Linux, CENTOS and with DNS and SSH configurations

Demonstrated experience performing applications testing involving/requiring: RedHat Linux or advanced general Linux knowledge; trouble shooting of standard daemons and tools (NFS, NTP, BIND, APACHE, SYSLOG, logrotate, chkconfig, init scripts, curl general networking, etc.)

Proficient in the following areas: Provide system administration service for Linux infrastructure and development systems (practical experience with RedHat Yellow Dog Updater (U+YUM) and RHCTA or higher) certification is highly desired

Familiarization with shell scripting languages such as Rubym KSH, BASH execution and analysis

Maintain scripts for loading machines using KickStart and Puppet manifests and perform/verify system configurations

Apply experience to automate system installations using tools such as KickStart

Assemble, reassemble and provision operation systems for development, testing and production environments

Apply hands-on experience configuring and troubleshooting Blade Centers and Dell servers

Knowledge of virtualization software to include ESXi (VMWARE) and KVM (CENTOS), and High Availability Configuration

Apply Networking Skills and knowledge of TCP/IP networking