Cyber Network Defense Analyst

at  Leidos

Description
Leidos is seeking a Cyber Network Defense Analyst (CNDA) to join our team on a highly visible cyber security single-award IDIQ vehicle that provides Network Operations Security Center (NOSC) support, cyber analysis, application development, and a 24x7x365 support staff.
The Network Operations Security Center (NOSC) is a U.S. Government program responsible to monitor, detect, analyze, mitigate, and respond to cyber threats and adversarial activity on the enterprise. The NOSC has primary responsibility for monitoring and responding to security events and incidents detected at the Trusted Internet Connection (TIC) and Policy Enforcement Point (PEP) and is responsible for directing and coordinating detection and response activities performed by each Component SOC. Direction and coordination are achieved through a shared customer incident tracking system and other means of coordination and communication.
The Monitoring and Analysis team provide 24x7 support across 4 different shifts. We have front half shifts (day and night) and back half shifts (day and night). The front half shift will work 12-hour shifts from Sunday – Tuesday and alternating Wednesdays. The back half shift will work 12-hour shifts from Thursday – Saturday and alternating Wednesdays. Candidates must have the ability to work non-core hours, if necessary.
Duties include network security monitoring and detection, proactively searching for threats, inspecting traffic for anomalies and new malware patterns, investigating and analyzing logs, providing analysis and response to alerts, and documenting activity in NOSC investigations and Security Event Notifications (SENs).

• Manage and conduct hands-on technical detection, analysis, containment, eradication, and remediation as a member of the Incident Response team
• Guide and mentor peers and subordinates to provide cross training
• Ensure accountability and punctuality of security analysts assigned to your shift
• Capture cybersecurity metrics that support executive-level briefings (daily, weekly, monthly)
• Articulate daily challenges to the Government Watch Officer (GWO)
• Analyze web and host logs for indications of compromise
• Remediate and coordinate the remediation of infected or compromised devices
• Ensure shift continuity during call-outs and emergencies
• Compile incident reports, executive summaries, and analysis reports of intrusions and/or security events
• Document and update processes, workflows, and technical guides
• Perform simple firewall rule changes (after training)