Network Based Systems Analyst IV

Title: Network Based Systems Analyst IVDescription:Solutions LLC is supporting our prime contractor and their U.S. Government customer on alarge mission critical development and sustainment programfor on and offsite incident response to Government agencies and critical infrastructure owners who experience cyber-attacks. Solutions LLC provides advanced technical assistance, proactive hunting, rapid onsite incident response, and immediate investigation, using host and network-based cybersecurity analysis capabilities.Solutions LLC is seeking aNetwork Based Systems Analyst IVto 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 CitizenMust have an activeTS/SCIclearanceMust be able to obtain?DHS Suitabilityprior tostarting employment8+ yearsof directly relevant experience in network investigations Responsibilities Include:Assists the Government lead in coordinating teams in preliminary incident response investigationsAssists the Government lead with interfacing with the customer while on siteDetermines appropriate courses of actions in response to identified and analyses anomalous network activityAssesses network topology and device configurations identifying critical security concerns and providing security best practice recommendationsAssists with the writing and publishing of Computer Network Defense guidance and reports on incident findings to appropriate constituenciesCollects network intrusion artifacts (e.g., PCAP, domains, URIs, certificates, etc.) and uses discovered data to enable mitigation of potential Computer Network Defense incidentsAnalyzes identified malicious network activity to determine weaknesses exploited, exploitation methods, effects on system and informationProvide technical briefings as requiredAssists 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 regulationsIn depth knowledge of standard protocols ICMP, HTTP/S, DNS, SSH, SMTP, SMB, NFS, TCP/IPIn depth knowledge and experience of Wifi networkingIn depth knowledge and experience of network topologies - DMZs, WANs, etc.Substantial knowledge of Splunk (or other SIEMs)Understanding of MITRE Adversary Tactics, Techniques and Common Knowledge (ATT&CK)Knowledge of Computer Network Defense policies, procedures, and regulationsKnowledge of defense-in-depth principles and general attack stages with respect to network security architectureAbility to characterize and analyze network traffic to identify anomalous activity and potential threats to network resourcesAbility to identify and analyze anomalies in network traffic using metadataExperience with reconstructing a malicious attack or activity based on network trafficExperience examining network topologies to understand data flows through the networkMust be able to work collaboratively across physical locations Desired Skills:Substantial knowledge of network device integrity concepts and methodologiesProficiency with network analysis software (e.g. Wireshark)Proficiency with carving and extracting information from PCAP dataProficiency with non-traditional network traffic (e.g. Command and Control)Proficiency with preserving evidence integrity according to standard operating procedures or national standardsProficiency with virtualized environments Desired Certifications:DoD 8140.01 IAT Level II, IASAE II, CSSP Analyst, GCIA, GCIH, CSSP Analyst/CSSP Incident Responder, CEHSANS 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