Network Forensics Cybersecurity Analyst

Location: Arlington, VA
Must have an active Top Secret Clearance
Node provides HIRT advanced technical assistance, proactive hunting, rapid onsite incident response, and immediate investigation, using host and network-based cybersecurity analysis capabilities. Personnel performs investigations to characterize the level of severity of breaches and develop mitigation/remediation plans.
Node is seeking Network Forensics Cybersecurity Analysts to support this critical customer mission.
Responsibilities:

• Assists the Government lead in coordinating teams in preliminary incident response investigations
• Determines appropriate courses of action in response to identified and analyses anomalous network activity
• Assists with real-time CND incident handling (i.e., forensic collections, intrusion correlation and tracking, threat analysis, and advising on system remediation) tasks to support onsite engagements
• Analyzes identified malicious network activity to determine weaknesses exploited, exploitation methods, effects on system and information
• Provide technical briefings as required
• Assesses network topology and device configurations identifying critical security concerns and providing security best practice recommendations
• Assists the Government lead with interfacing with the customer while on site
• Collects network intrusion artifacts (e.g., PCAP, domains, URIs, certificates, etc.) and uses discovered data to enable mitigation of potential Computer Network Defense incidents
• Assists with the writing and publishing of Computer Network Defense guidance and reports on incident findings to appropriate constituencies

Requirements
Required Skills:

• Knowledge of Computer Network Defense policies, procedures, and regulations
• Must have an active TS/SCI clearance
• In-depth knowledge of standard protocols – ICMP, HTTP/S, DNS, SSH, SMTP, SMB, NFS, TCP/IP
• Experience with reconstructing a malicious attack or activity based on network traffic
• Experience examining network topologies to understand data flow through the network
• Understanding of MITRE Adversary Tactics, Techniques and Common Knowledge (ATT&CK)
• In-depth knowledge and experience of Wifi networking
• Ability to characterize and analyze network traffic to identify anomalous activity and potential threats to network resources
• In-depth knowledge and experience of network topologies - DMZs, WANs, etc.
• Ability to identify and analyze anomalies in network traffic using metadata
• Must be able to work collaboratively across physical locations
• Knowledge of defense-in-depth principles and general attack stages with respect to network security architecture
• U.S. Citizenship
• 8+ years of directly relevant experience in network investigations
• Substantial knowledge of Splunk (or other SIEMs)
• In-depth knowledge of CND policies, procedures and regulations
• Must be able to obtain DHS Suitability

Desired Skills:

• Proficiency with carving and extracting information from PCAP data
• Proficiency with virtualized environments
• Substantial knowledge of network device integrity concepts and methodologies
• Proficiency with non-traditional network traffic (e.g. Command and Control)
• Proficiency with network analysis software (e.g. Wireshark)
• Proficiency with preserving evidence integrity according to standard operating procedures or national standards

Required Education:
BS Computer Science, Cyber Security, Computer Engineering, or related degree; or HS Diploma & 10+ years of network investigations experience.
Desired Certifications:

• DoD 8140.01 IAT Level II, IASAE II, CSSP Analyst, GCIA, GCIH, CSSP Analyst/CSSP Incident Responder, CEH
• SANS GIAC GNFA preferred

Company Overview:
Node.Digital is an independent Digital Automation & Cognitive Engineering company that integrates best-of-breed technologies to accelerate business impact.
Our Core Values help us in our mission. They include:
OUR CORE VALUES
*Identifying the~RIGHT PEOPLE~and developing them to their full capabilities*
*Our customer’s “Mission” is our “Mission”. Our~MISSION FIRST~approach is designed to keep our customers fully engaged while becoming their trusted partner*
*We believe in~SIMPLIFYING~complex problems with a relentless focus on agile delivery excellence*
*Our mantra is “~Simple*Secure*Speed~” in delivery of innovative services and solutions*
Benefits

• Medical (100% Coverage for Employee)
• Basic Life (100% Coverage for Employee)
• 401K
• Dental
• Pre-Approved Online Training
• Three weeks of PTO
• 10 Paid Holidays
• Vision
• Health Saving Account