Reports To: Director, Information Technology
Supervisory Responsibility: No
Contact: Frequent and substantive contact with external and internal customers and management.
Support- Provides support to internal and external customers via ticketing or phone for Linux servers and subsystems. Handle day-to-day change and troubleshooting requests relating to the maintenance of Linux server infrastructure. Participate in a 24x7 on-call rotation, including maintenance windows.
Administration- Build and configure new Linux systems. Manage and monitor system backups. Maintain monitoring and logging/statistics collection.
Projects- Acts as a subject matter expert for Linux based systems; completes project requirements as required.
Completes all responsibilities as outlined on annual Performance Plan.
Completes all special projects and other duties as assigned.
Must be able to perform duties with or without reasonable accommodation.
Bachelor’s degree in MIS, computer science, a related field, or related experience.
Minimum five (5) years’ experience with Microsoft Office suite; experience with Word, Excel, and Access preferred.
Excellent written and verbal communication skills are required. Demonstrated problem analysis and resolution skills required. Strong time management skills, including the ability to work independently and balance daily operations and projects, required.
Experience in health care or health insurance industry is preferred, but not required.
Ability to occasionally work early, late, or on weekends as projects demand is required.
2+ years’ experience administering Red Hat Enterprise Linux 5 or similar (CentOS, etc.) required.
Experience with basic version control concepts, preferably Git.
Solid fundamental knowledge of networking: basic operation of TCP, UDP, and routing. Working knowledge of DNS, DHCP, and SMTP. Working knowledge of HTTP and HTTPs, and the Apache web server.
Experience with JBoss preferred.
Experience with shell scripting and knowledge of at least one scripting language commonly used for system administration (Perl, Python, and Ruby).
Experienced with policy-based configuration management systems such as CFEngine or Puppet preferred.
Administration in an environment with 100+ systems preferred.
Experience with SAN devices and RAID configuration preferred.
Working knowledge of installation tools for RHEL 5 and 6, including Kickstart, PXE, YUM, and RHN required.
An understanding of VMWARE virtualization technologies a plus.