Unix Administrator II
|Description:||The UNIX Administrator (L2) is responsible for the development, implementation, maintenance, administration, and monitoring of primarily Red Hat Linux servers and associated applications in a multi-site environment. This includes the design and implementation of new environments, maintenance of existing environments, and support of production operations. |
|Duties:|| Works closely with other IT groups to design and implement new UNIX environments in support of business and IT initiatives.|
Designs, implements, and maintains UNIX system backups.
Creates stable baseline patch levels for all UNIX environments and ensures appropriate patch levels are maintained.
Key participant in the design, implementation, and testing of disaster recovery procedures for the UNIX environment.
Provides top tier user support for critical production systems and restores UNIX systems quickly in the event of a production outage.
Works with IT Security personnel to ensure UNIX systems are properly secured and appropriate policies and monitoring are in place to protect our data from unauthorized disclosure.
Communicates effectively with IT management and peers about UNIX related issues, proposed design changes, and planned maintenance activities.
Evaluates and recommends the purchase of hardware, software, and technical services related to UNIX servers and provides basic hardware support by racking, cabling, and installing systems.
Creates and deploys standardized configurations.
Works with the IT development team on setup and maintenance of development and test environments.
Provides support for the testing of new and modified UNIX based applications in QA and the promotion of production ready applications to the production environment.
Works effectively as a team player with the other members of the IT technical operations staff.
Must be able to identify areas of improvement, find appropriate solutions, and effectively manage associated projects and tasks.
Creates and maintains documentation on new and existing UNIX environments.
Uses scripting to automate routine tasks where possible.
|Qualifications:|| Bachelors degree in Computer Science, Computer Engineering, or related field or experience equivalent to education.|
Minimum of 5 years total relevant IT experience.
Minimum of 5 years UNIX server administration experience with a least 3 years supporting Redhat Linux.
Extensive experience with RHEL server design, administration and troubleshooting.
Working knowledge of server deployment and management in a VMWare ESX environment.
Experience configuring and supporting various applications on Redhat Linux including Apache, Tomcat, OpenSSL, etc.
Background in UNIX server security including system hardening, application security, and patch management.
Experience managing systems using Redhat Satellite or Spacewalk.
Knowledge of disaster recovery methods and procedures.
Experience with networking protocols and applications such as DNS, SMTP, SNMP, SSH, SSL, FTP, SCP, etc.
Experience configuring and using server monitoring tools. Nagios experience a plus.
Working knowledge of Oracle databases operating on Redhat Linux.
Experience administering and supporting LDAP. Oracle Internet Directory experience a plus.
Background working with EXT3/4, NFS3/4, iSCSI, VXFS, and LVM including raid level concepts, storage performance, and optimization.
Experience designing and troubleshooting clustered environments. Veritas cluster or OCS/RAC a plus.
Experience supporting Oracle E-business related applications including WMS, SOA suite, Demantra, OBIEE, and Weblogic running on Redhat Linux desired.
UNIX or other relevant IT certifications a plus.
Knowledge of windows based systems and applications a plus.
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