About the role
Description
The System Administrator provides Tier-3 operational and maintenance support for enterprise IT and data center monitoring systems. This role ensures system availability, security compliance, and continuous monitoring across regional and global infrastructures.
Key Responsibilities
Administer and maintain enterprise monitoring and logging platforms including:
Nagios (multi-region)
NetFlow/sFlow collectors
HP Network Node Manager (HPNMi)
HP Network Automation (HPNA)
Syslog and Cribl
Maintain regional and global instances to ensure continuous availability and mission support.
Perform system scaling, configuration changes, and performance tuning as operational requirements evolve.
Execute patching and upgrades of applications and systems for:
Security compliance
Bug remediation
- Provide advanced troubleshooting and root cause analysis for mission-impacting incidents.
- Assist with alert tuning, false positive reduction, and onboarding of new monitoring alerts.
- Support enterprise environmental logging and monitoring infrastructures to meet uptime SLAs.
- Track incidents, service requests, and changes
- Support log retention, storage, and restoration processes.
Assist users with software installation, usage, and operational best practices.
Requirements
Top Secret SCI w/ Polygraph Clearance Required
Required Skills Linux system administration
Enterprise monitoring tools (Nagios, NetFlow, Syslog)
Network troubleshooting fundamentals
Patch and configuration management
Incident response and operational support in secure environments