Network Forensics Cybersecurity Analyst

2 weeks ago

Arlington Virginia, United States Node.Digital Full time
Network Forensics Cybersecurity Analyst / Network Based Systems Analyst

Location: Arlington, VA

Must have Top Secret Security Clearance

Node provides support for on and offsite incident response to Government agencies and critical infrastructure owners who experience cyber-attacks and advanced technical assistance, proactive hunting, rapid onsite incident response, and immediate investigation, using host and network-based cybersecurity analysis capabilities. Personnel perform investigations to characterize the level of severity of breaches and develop mitigation/remediation plans.

Node is seeking Network Forensics Cybersecurity Analysts to support this critical customer mission.

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 action 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, URIs, 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.

Requirements

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 - DMZs, WANs, 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

Company Overview:

Node.Digital is an independent Digital Automation & Cognitive Engineering company that integrates best-of-breed technologies to accelerate business impact.

Our Core Values help us in our mission. They include:

OUR CORE VALUES

Identifying the~RIGHT PEOPLE~and developing them to their full capabilities

Our customer’s “Mission” is our “Mission”. Our~MISSION FIRST~approach is designed to keep our customers fully engaged while becoming their trusted partner

We believe in~SIMPLIFYING~complex problems with a relentless focus on agile delivery excellence

Our mantra is “~Simple*Secure*Speed~” in the delivery of innovative services and solutions

Benefits

We are proud to offer competitive compensation and benefits packages to include:

Medical

Dental

Vision

Basic Life

Long-Term Disability

Health Saving Account

401K

Three weeks of PTO

10 Paid Holidays

Pre-Approved Online Training

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