Network Based Systems Analyst

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 Notes:
Hybrid work is allowed.