Network Based Systems Analyst - IV senior

Base One Technologies; Arlington (VA); Hybrid; USD 110,000 - 160,000; Full time

Job summary

Base One Technologies in Arlington, VA is seeking a Network Based Systems Analyst - IV Senior to join our CDNA team on a hybrid contract basis. You will assist the Government lead in coordinating incident response investigations and interface with the customer on site.

Candidates must hold an active TS/SCI clearance and be able to obtain DHS Suitability. 8+ years of directly relevant experience and deep knowledge of CND policies, TCP/IP protocols, and network topology are required to analyze

Qualifications

• Active TS/SCI clearance required.
• 8+ years of directly relevant network investigations experience.
• Deep knowledge of CND policies, procedures, and regulations.
• Strong understanding of TCP/IP, ICMP, HTTP/S, DNS, SSH, SMB, NFS, etc.

Responsibilities

• Assists Government lead in coordinating teams during preliminary incident response investigations.
• Interfaces with the customer on site.
• Determines appropriate actions in response to identified anomalous network activity.
• Assesses network topology and configurations for security concerns and best practices.
• Collects network intrusion artifacts to enable mitigation of potential incidents.
• Analyzes malicious network activity to identify exploitation methods and effects on systems.
• Collects and analyzes network device integrity data for signs of tampering or compromise.
• Supports real-time CND incident handling, forensic collections, and threat analysis.

Skills

Active TS/SCI clearance

DHS suitability

8+ years network investigations

CND policies & regulations

TCP/IP protocols

Wireshark / network analysis tools

MITRE ATT&CK knowledge

Network topologies (DMZ/WAN)

Collaborative across locations

Education

BS in Computer Science / Cyber Security / Computer Engineering

HS Diploma + 10+ years experience

Tools

Splunk

Job description

Network Based Systems Analyst - IV senior

Location Arlington, VA
Hybrid

Type Contract

The CDNA uses information collected from a variety of sources to monitor network activity and analyze it for evidence of suspicious behavior. Monitoring and analysis are performed to identify and report events that occur, or might occur, within the network, in order to protect information, information systems, and networks from threats.

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
• 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
• Collects network device integrity data and analyze for signs of tampering or compromise
• 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:

• 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 TCP/IP protocols
• In depth knowledge of standard protocols - ICMP, HTTP/S, DNS, SSH, SMTP, SMB, NFS, etc.
• 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 SIEMs)
• 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