Linux/Unix Administrator_fl
Information International Associates Inc. - Oak Ridge, TN

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Information International Associates, Inc., (IIa), an information and knowledge management firm in Oak Ridge, TN, is now accepting resumes for the full time position of Linux/Unix Administrator. This position is located in Oak Ridge, TN.

Primary duties include:
  • Design, install, configure, and maintain UNIX/Linux systems, Storage, Backup, HPC clusters and application software in support of research needs.
  • Provide consulting in the selection and purchase of hardware and software systems.
  • Ensure the secure and effective operation of computing systems through compliance with ORNL procedures and IT Internal Operating Procedures.
  • Troubleshoot system problems quickly and effectively.
  • Work with other systems engineers and vendors to resolve hardware and software issues.
  • Utilize Internet resources (mailing list, blogs, etc.) to resolve problems with open source software.
  • Answer escalated helpline calls in addition to primary project work.
  • Provide off hours support during maintenance windows and on-call support rotation.
  • Develop and document procedures for startup, execution, shutdown, backup, and recovery.
  • Monitor systems performance.
  • Install and configure software, both commercial packages and various open source packages.
  • Maintain documentation/notes on software builds and installs.
  • Work with scientific users to determine needs, and balance needs against cyber requirements to provide a solution that meets the requirements of both.
  • Port, modify and write system management, logging and scientific tools.
  • Support data storage systems and backup services.
  • Assist users with use of computing systems.

Qualifications Required
  • Bachelor's degree in Computer Science or related technical subjects or equivalent combination of education and experience is required.
  • A minimum of 3 years of experience managing UNIX Systems is required. Red Hat Enterprise Linux administration experience required.
  • Excellent interpersonal skills suitable for user support and ability to work well with peer system administrators is required.
  • Experience with creating moderately complex scripts using Perl or other scripting languages is required.
  • Demonstrated capabilities to work in a dynamic environment and translate user needs into actionable project plans and see those plans through execution while balancing needs for short-term, high-priority tasks.
  • Good written and verbal communication skills, in English.

Preferred Qualifications
  • Experience with various open source backup solutions (Backula, BackupPC, Amanda).
  • Experience with configuring and managing HPC scientific clusters is desirable.
  • RHCT or RHCE Certification is desirable.
  • Strong knowledge of multiple operating systems is preferred. Experience with RHEL6 strongly preferred.
  • Strong knowledge of open source web application services (apache, Tomcat, JBoss, Subversion, etc.) is desired.
  • Experience with CFEngine, Nagios, PBS, OpenMPI is desired.
  • Experience with various storage architectures, file systems and hardware is desired (iSCSI, SAS, Panasas, Netapp, Lustre, LVM, XVM, ext3, ext4).
  • Previous experience working in a government, scientific, or other highly technical environment strongly desired.
  • Demonstrated ability to balance complex research and security requirements is preferred.
  • Individual must be able to work independently and must have demonstrated analytical and problem solving skills.
  • Good documentation skills, including ability to prepare simple documentation web pages, are also desirable.

Special Requirement
  • This position requires the ability to obtain and maintain a clearance from the Department of Energy, which requires US Citizenship.

We are proud to be an EEO/AA employer M/F/D/V. We maintain a drug-free workplace and perform pre-employment substance abuse testing.