Network Forensic Analyst III

Overview

On Site
BASED ON EXPERIENCE
Contract - W2
Contract - Independent

Skills

TCP/IP
Switches
Routers
Firewall
Network Security
Lan
Wan
Wireless

Job Details

Network Forensic Analyst
Multi Year Salaried Contract
2-3 Weeks of Training in Arlington, VA
Consultants living within 50 miles of Arlington, VA will need to be onsite 1 time per week
Hybrid (2-3) days onsite for consultants living closer than 50 miles to Arlington, VA
Must have ACTIVE TS Clearance

The Client s Hunt and Incident Response Team (HIRT) secures the nation s infrastructure. HIRT provides Client s front-line response for cyber incidents and proactive hunting for malicious cyber activity. The Client . provides support for on and offsite incident response to Government agencies and critical infrastructure owners who experience cyber-attacks. The Client provides HIRT advanced technical assistance, proactive hunting, rapid onsite incident response, and immediate investigation, using host and network-based cybersecurity analysis capabilities. Personnel perform investigations to characterize the level of severity of breaches and develop mitigation/remediation plans.

Responsibilities:

  • Assists the Government lead in coordinating teams in preliminary incident response investigations
  • Assists the Government lead with interfacing with the customer while on site
  • Determines appropriate courses of actions in response to identified and analyses anomalous network activity
  • Assesses network topology and device configurations identifying critical security concerns and providing security best practice recommendations
  • Assists with the writing and publishing of Computer Network Defense guidance and reports on incident findings to appropriate constituencies
  • Collects network intrusion artifacts (e.g., PCAP, domains, URI s, certificates, etc.) and uses discovered data to enable mitigation of potential Computer Network Defense incidents
  • Analyzes identified malicious network activity to determine weaknesses exploited, exploitation methods, effects on system and information
  • Collects network device integrity data and analyze for signs of tampering or compromise
  • 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
  • Assist with developing analytic solutions for mapping network traffic back to Threat TTPs
  • Provide input to the Government lead in developing processes, standards, WI s, or SOPs
Required Skills:
  • U.S. Citizenship
  • Must have an active TS/SCI clearance
  • Must be able to obtain Client Suitability
  • 5+ years of directly relevant experience in network investigations
  • In depth knowledge of CND policies, procedures and regulations
  • In depth knowledge of TCP/IP protocols
  • In depth knowledge of standard protocols - ICMP, HTTP/S, DNS, SSH, SMTP, SMB, NFS, etc.
  • In depth knowledge and experience of Wifi networking
  • In depth knowledge and experience of network topologies - DMZ s, WAN s, etc.
  • Substantial knowledge of Splunk (or other SIEM s)
  • Understanding of MITRE Adversary Tactics, Techniques and Common Knowledge (Telecommunication&CK)
  • Ability to characterize and analyze network traffic to identify anomalous activity and potential threats to network resources
  • Ability to identify and analyze anomalies in network traffic using metadata
  • Experience with reconstructing a malicious attack or activity based on network traffic
  • Experience examining network topologies to understand data flows through the network
  • Must be able to travel domestically on short notice
  • Must be able to work collaboratively across physical locations
Desired Skills:
  • Substantial knowledge of network device integrity concepts and methodologies
  • Proficiency with network analysis software (e.g. Wireshark)
  • Proficiency with carving and extracting information from PCAP data
  • Proficiency with non-traditional network traffic (e.g. Command and Control)
  • Knowledge of ICS/OT protocols
  • Substantial knowledge of Arkime
  • Experience with network sensors (e.g., Corelight, Cisco FMC, Suricata)
Required Education:
BS Computer Science, Cyber Security, Computer Engineering, or related degree; or HS Diploma & 7-9 years of network investigations experience.

Desired Certifications:
- DoD 8140.01 IAT Level II, IASAE II, CSSP Analyst, GCIA, GCIH, CSSP Analyst/CSSP Incident Responder

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