Network Based Systems Analyst IV

ArlingtonOn-siteFull-time

AI Summary

Provides front-line digital forensics and incident response, proactively hunting malicious cyber activity through network-based analysis of intrusion artifacts, traffic and topologies for a US Government customer. Coordinates investigations, briefs stakeholders and publishes CND guidance.

About this role

Title: Network Based Systems Analyst IV

Description:
Solutions³ LLC is supporting 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. Solutions³ LLC provides advanced technical assistance, proactive hunting, rapid onsite incident response, and immediate investigation, using host and network-based cybersecurity analysis capabilities.

Solutions³ LLC is seeking a Network Based Systems Analyst IV to support this critical mission by providing front line response for digital forensics/incident response (DFIR) and proactively hunting for malicious cyber activity.

Eligibility:

Must be a US Citizen
Must have an active TS/SCI clearance
Must be able to obtain DHS Suitability prior to starting employment 
8+ years of directly relevant experience in network investigations

Responsibilities Include:

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
Provide technical briefings as required
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

Required Skills:

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

Desired Certifications:

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

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

Skills

CEHComputer Network DefenseDigital ForensicsDNSGCIAGCIHHTTP/SICMPIncident ResponseMITRE ATT&CKNetwork TopologyNFSPCAP AnalysisSIEMSMBSMTPSplunkSSHTCP/IPVirtualized EnvironmentsWi-Fi NetworkingWireshark

Network Based Systems Analyst IV

About this role

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