Cyber Network Defense Specialist

4 weeks ago

Arlington, Virginia, United States Piper Companies Full time

Piper Companies is seeking a highly skilled Cyber Network Defense Analyst to join our team. As a Cyber Network Defense Analyst, you will be responsible for characterizing and analyzing network traffic to identify anomalous activity and potential threats to network resources. You will also coordinate with enterprise-wide cyber defense staff to validate network alerts and perform management duties as required to support the team, projects, and analysts. Additionally, you will document and escalate incidents, perform cyber defense trend analysis and reporting, and provide daily summary reports of network events and activity relevant to cyber defense practices.

Responsibilities:

  • 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
  • Perform management duties as required to support the team, projects, and analysts
  • Document and escalate incidents, including events' history, status, and potential impact for further action
  • Perform cyber defense trend analysis and reporting
  • 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 possible 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 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 off network traffic
  • Identify network mapping and operating system (OS) fingerprinting activities
  • Assist in the construction of signatures which can be implemented on cyber defense network tools in response to new or observed threats within the network environment or enclave

Required Skills/Clearances:

  • U.S. Citizenship
  • Active TS/SCI clearance
  • Ability to obtain Department of Homeland Security (DHS) Entry on Duty (EOD) Suitability
  • 8+ years of direct relevant experience in cyber defense analysis using leading edge technologies and industry standard cyber defense tools Experience successfully developing and deploying signatures
  • Experience detecting host and network-based intrusions via intrusion detection technologies (e.g., Snort)
  • Experience implementing incident handling methodologies
  • Experience implementing protocol analyzers
  • Experience collecting data from a variety of cyber defense resources
  • Experience reading and interpreting signatures (e.g., Snort)
  • Experience performing packet-level analysis
  • Experience conducting trend analysis

Desired Skills:

  • Python programming experience
  • Strong math and science background
  • Experience with Carnegie Mellon SiLK tool suite

Required Education:

BS Computer Science, Cyber Security, Computer Engineering, or related degree; or HS Diploma & 10 years of network investigations experience.

Desired Certifications:

  • One or more of the following professional certifications: GNFA, GCIH, GCIA, GSEC, CASP+, CySA+, PaLMS, FedVTE
  • GSEC (SANS401), Arcsight (or other SEIM solution), Network+, Security+

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