RedHat/Linux Systems Administrator

RedHat/Linux Systems Administrator

DESCRIPTION

Provide detailed and advanced technical advice and guidance for appropriate OS (Win/Lin) security issues to include hardware and application related security problems or systems administration issues
Inform manager of system or security concerns relating to Linux or other assigned systems, suggesting and implementing necessary corrective action
Serve as point of escalation Linux and other appropriately designated systems and issues
Monitor and report on any issues to ensure security of systems are met and appropriate remediation procedures are followed
Recurrently monitor trouble ticket system for new issues, and utilize ticket management software to appropriately distribute case load amongst team

REQUIREMENTS

Red Hat Certified Technician (RHCT)
5-8 years Linux systems administration in complex multiple OS networks
4-6 years working in environments with Oracle / MSSQL
5-8 years in relevant 24x7 highly available, on-call environments
Candidate must possess strong computer ethics, as this position will be dealing with company confidential data
Knowledge of architectural and fundamental differences between RAC and OPS
Demonstrated ability to install and configure RedHat Enterprise Linux, understand limitations of hardware, configure networking and file systems, configure the X Window System; configure security, set up common network (IP) services, carry out diagnostics and troubleshooting, and perform senior Red Hat Enterprise Linux system administration
Extensive experience with design and administration of Apache and Java web server environments
Internet applications and protocols HTTP, HTTPS, FTP, SSL, LAN/WAN fundamentals and internetworking with TCP/IP
Skills and knowledge to harden computers against both internal and external attacks while providing in-depth analysis of the ever-changing threat models as they pertain to Red Hat Enterprise Linux
Shell and Perl scripting
TCP/IP networking experience
Java and Java Script
Ability to work and multitask in heterogeneous environments including Linux and Windows servers
Understanding of Windows AD / windows server technology
Understanding of Pix firewalls / IP tables / PF & IPSec VPN
Able to work and contribute to a team environment
Strong verbal and written communication skills
Required to be flexible, detail oriented and organized with the ability to multitask and work independently

Highly Desirable:

Red Hat Certified Engineer (RHCE) or
Red Hat Certified Security Specialist (RHCSS)
Understanding of systems development lifecycle process
NFS clustering
Network monitoring systems (HP OpenView, OpenNMS)
LAMP