Network Systems Security Analyst IV
2 weeks ago
Solutions³ LLC is seeking a highly skilled Network Systems Security Analyst IV to support our prime contractor and their U.S. Government customer on a large mission critical development and sustainment program for on and offsite incident response to Government agencies and critical infrastructure owners who experience cyber-attacks.
Key Responsibilities- Assist the Government lead in coordinating teams in preliminary incident response investigations
- Interface with the customer while on site
- Determine appropriate courses of actions in response to identified and analyzed anomalous network activity
- Assess network topology and device configurations identifying critical security concerns and providing security best practice recommendations
- Write and publish Computer Network Defense guidance and reports on incident findings to appropriate constituencies
- Collect network intrusion artifacts and use discovered data to enable mitigation of potential Computer Network Defense incidents
- Analyze identified malicious network activity to determine weaknesses exploited, exploitation methods, effects on system and information
- Provide technical briefings as required
- Assist with real-time CND incident handling tasks to support onsite engagements
- 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
- 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
- DoD IAT Level II, IASAE II, CSSP Analyst, GCIA, GCIH, CSSP Analyst/CSSP Incident Responder, CEH
- SANS GIAC GNFA preferred
BS Computer Science, Cyber Security, Computer Engineering, or related degree; or HS Diploma and 10+ years of network investigations experience
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