Sr Unix Admin

Job Responsibilities

Maintain and improve RHEL Linux environments (200 linux servers currently)

Perform monitoring and performance tuning of RHEL Linux environments

Design, implement, and maintain a solution for RHEL patch management

Provides support for implementing RHEL configuration management

Provides support for infrastructure upgrade projects

Provides support for automation of RHEL server life-cycle

Support day-to-day administration of LDAP (Lightweight Directory Access Protocol)

Support and collaborate with other teams including DevOps, Development, and other Operations teams

Creation of architecture documents, operations process and procedure documents, troubleshoot documents, and run-books Qualifications

Advanced knowledge and skills in RHEL Linux administration, RHCSA certification would be a plus

Experience with RHN (Red Hat Network) local and satellite repositories

RHN makes updates, patches, and bug fixes of packages included within Red Hat Linux and Red Hat Enterprise Linux available to subscribers.

Experience with configuration management tools like Puppet, Ansible

Experience with Apache HTTPD and WebLogic application server, SiteMinder would be a plus

Experience in scripting/programming language (Shell/Bash, Python/Jython, Perl, HTML, Java) would be a plus

Working knowledge of VMware virtualization (vSphere, vRealize Automation), VMware certifications a plus

Solid understanding network technologies like switching, routing, DNS, VXLAN, SDN, etc. Education

BA/BS in Computer Science or related experience Minimum Knowledge & Experience

4-6 years' experience in a Linux administrator role

Ability to perform analysis with limited supervision, with a problem-solving mindset

Ability to multi-task and flex when priorities change

Ability to process new concepts and technologies quickly, has an appetite for learning

Good oral and written communication skills are required