Job Description

Diverse Agile Solutions is seeking a Linux Server Systems Administrator III who has experience with running Red Hat, CentOS, SolarisX64, SuSe, with direct attached and FC SAN storage.

Required Clearance: TS/SCI with Polygraph

Responsibilities:

  • Server and Blade systems and associated interconnects (SAD, FC, TCP/IP, etc.), firmware management, configuration management and advance hardware troubleshooting.
  • Has a fundamental understanding of operating systems and be familiar with both Linux and Windows advanced commands and utilities at the enterprise server level.
  • develop and implement enterprise backup/recovery strategies, server configuration and consolidation, and verification of the health and status of the entire IT infrastructure.
  • provide tier 2/3 enterprise-level support for services such as DNS, NFS, E-mail services (Microsoft Exchange, Sendmail), security protection mechanisms (ACLs, Security-Enhanced Linux (SELinux), and the interoperability of Linux and Windows based systems.
  • develop and implement enterprise patch management strategies (ePO, WSUS, YUM Repositories).
  • Manage and troubleshoot scripts, Kickstart servers and configuration files.

Required Education and Experience:

Certifications: IAT Level II Certification Required. Linux+ or higher and COMPTIA Sec+ are accepted. Possess a valid RHCSA or higher Red Hat certification and/or valid VMWare certification.

Bachelor’s Degree in Computer Science or related field and have (8) years of demonstrable experience in system administration and support of a large client-server-based IT enterprise. The individual can have additional (5) years of full-time computer science work that can be substituted for the bachelor’s degree and have (8) years of demonstrable experience in the system administration and support of a large client-server-based IT enterprise. An industry recognized professional certification may substitute as one year experience.

  • Experience with installation, configuration, and networking o+F13f Linux and/or Windows based platforms.

Desired qualifications

  • Client server technology utilizing NFS and CIFS.
  • Large memory SMP systems with many cores.
  • Enterprise client server configurations.
  • Multi-vendor filesystems such as XFS, GPFS, and CXFS.
  • Fielded systems.
  • Blade systems and associated interconnects (SAD, FC, TCP/IP, etc).
  • Red Hat and Microsoft Windows Operating System.
  • Microsoft Exchange.
  • Centrify.
  • Infrastructure support services such as DNS, NIS, Active Directory, Centrify, Zenoss, SiteScope, HP Openview, HPSA, HPSE, Splunk, Sendmail, Exchange, NetQoS, Infoblox.
  • Thin client solutions based on Virtual bridges and Centrix.
  • NoMachine NX.
  • Virtualizing products; VMWare and Solaris containers.