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Job Description
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This position is for a Senior UNIX Administrator in the UNIX/Network Operations group. The employee will have work assignments on the server operating systems, performance improvements, monitoring, disaster recovery, scalability planning, networking, and overall process improvements. This employee will be part of the on-call 24x7 pager rotation (one week per month).
Responsiblities:
Evaluate, install, debug, audit, maintain, and document UNIX server farms
Assist in managing the OS test, release, and push process
Create and maintain server and application monitoring
Automate configuration, monitoring, and asserting the state of production servers, network equipment, and storage through template/image architecture
Architect, implement, and administer a Change Management framework with the Operations technical team
Be a part of an on call rotation that does 24x7 monitoring, and be accessible via pager and/or cell phone
Take training courses that align with corporate objectives to bridge skill gaps and learn new relevant technologies
Current Challenges:
Architect and deploy security infrastructure
Multi-environment/IDC deployment
Help design and implement OS test and release system
Help design and implement increased monitoring and performance on server farms
Assist in mapping out current and future performance and scalability issues and solutions
Ensure standardization between domestic and international datacenters
Requirements:
Strong knowledge and experience in UNIX scripting, automation, and architecture in large production server environments from the design phase on
Thorough knowledge and understanding of UNIX characteristics and limitations, including standard daemons, protocols, and applications
Knowledge of UNIX system/Network performance issues, plateaus, and solutions
Knowledge of IP networking concepts
Ability to plan, document, install and effectively implement complex server software across heterogeneous server and networking environments
Ability to diagnose server and network problems effectively to resolve issues
Ability to express oneself clearly and logically, both written and verbally, within a passionate technical team
Ability to set goals and execute
Must Have Skills:
24/7 on-call rotation supporting up to 50 servers independently
3 years (minimum) in a high volume production environment
Strong UNIX shell scripting/automation experience (Bourne shell, bash, perl, sed/awk, etc.) in sizeable server farms, template/push architecture
Strong UNIX (Linux preferred) - architecture, implementation, monitoring, troubleshooting
OS Protocols/Applications (DNS, SMTP, NFS, Apache, etc.)
IP Network Fundamentals
DB Environment (Oracle preferred)
Documentation
Clear programming style in scripting
Clear communication with DBAs, release team, infrastructure team, architects
Ability to prioritize and detail-oriented
Nice to Have Skills:
Data Center Experience
Web Automation (PHP, CGI, Perl)
Change Management Environment
Nagios/Netsaint/SiteScope
Cricket/RRD
Cisco/PIX/LocalDirector
QA Process Experience (RCS, CVS, Perforce)
Compaq/HP Hardware experience (Proliant), preferably with Linux
Desired Skills (one of):
Security Expertise; Storage Expertise; Performance Analysis, Scaling, Tuning (one of)
Results-focused, capable problem solver, ambitious
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