Network Based Systems Analyst

4 weeks ago

Arlington, United States Base One Technologies Full time
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
• 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
Provide technical briefings as required Required Skills:
• U.S. Citizenship
• Must have an active TS/SCI clearance
• Must be able to obtain DHS Suitability
• 8+ years of directly relevant experience in network investigations
• In depth knowledge of CND policies, procedures and regulations
• In depth knowledge of standard protocols – ICMP, HTTP/S, DNS, SSH, SMTP, SMB, NFS, TCP/IP
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 (ATT&CK)
• Knowledge of Computer Network Defense policies, procedures, and regulations
• Knowledge of defense-in-depth principles and general attack stages with respect to network security architecture
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 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)
• Proficiency with preserving evidence integrity according to standard operating procedures or national standards
Proficiency with virtualized environments 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

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