Network Based Systems Analyst II

Characterize and analyze network traffic to identify anomalous activity and potential threats to network resources.

Coordinate with enterprise-wide cyber defense staff to validate network alerts.

Document and escalate incidents (including the event's history, status, and potential impact for further action) that may cause ongoing and immediate impact on the environment

Perform cyber defense trend analysis and reporting

Perform event correlation using information gathered from a variety of sources within the enterprise to gain situational awareness and determine the effectiveness of an observed attack

Provide daily summary reports of network events and activity relevant to cyber defense practices

Receive and analyze network alerts from various sources within the enterprise and determine possible causes of alerts

Provide timely detection, identification, and alerting of attacks/intrusions, anomalous activities, and misuse activities, and distinguish these incidents and events from benign activities

Use cyber defense tools for continual monitoring and analysis of system activity to identify malicious activity

Analyze identified malicious activity to determine weaknesses exploited, exploitation methods, effects on the system, and information

Identify and analyze anomalies in network traffic using metadata

Validate intrusion detection system (IDS) alerts against network traffic using packet analysis tools

Identify applications and operating systems of a network device based on network traffic

Reconstruct a malicious attack or activity based on network traffic

Identify network mapping and operating system (OS) fingerprinting activities

Assist in the construction of signatures that can be implemented on cyber defense network tools in response to new or observed threats within the network environment or enclave