Network Based System Analyst/ Cyber Network Defense Analyst (CNDA)

Node.Digital LLC

Arlington (VA)

On-site

USD 145,000 - 185,000

Full time

14 days+

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Benefits offered by this job

Medical

Dental

Vision

401K

Three weeks of PTO

10 Paid Holidays

Job summary

A cybersecurity firm in Arlington, VA is seeking a Cyber Network Defense Analyst. Responsibilities include monitoring network activity, analyzing data for threats, and coordinating with cyber defense teams. Requires 5+ years of experience, active Top Secret Clearance, and knowledge of intrusion detection tools. This role offers competitive salary and benefits.

Qualifications

Must be a U.S. Citizen with Active TS/SCI clearance.
5+ years of experience in cyber defense analysis required.
Experience with incident handling methodologies and protocol analyzers needed.

Responsibilities

Monitor network activity to analyze for suspicious behavior.
Document and escalate incidents impacting the network.
Provide timely alerts for potential attacks and anomalies.

Skills

Cyber defense analysis

Intrusion detection

Packet-level analysis

Trend analysis

Python programming

Signature development

Education

BS Computer Science or related degree

HS Diploma & 7+ years in network investigations

Tools

Snort

Packet analysis tools

Carnegie Mellon SiLK tool suite

Job description

Network Based System Analyst/ Cyber Network Defense Analyst (CNDA)

Location: Arlington, VA
Must have an active Top Secret Clearance

Node provides remote and onsite advanced technical assistance, proactive hunting, rapid onsite incident response, and immediate investigation and resolution using host-based, network-based and cloud-based cybersecurity analysis capabilities. Team personnel provide front line response for digital forensics/incident response (DFIR) and proactively hunting for malicious cyber activity. We are seeking Cyber Network Defense Analysts (CNDA) to support this critical customer mission.

The CNDA 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

Characterize and analyze network traffic to identify anomalous activity and potential threats to network resources
Coordinate with enterprise-wide cyber defense staff to validate network alerts
Document and escalate incidents (including event's history, status, and potential impact for further action) that may cause ongoing and immediate impact to the environment
Perform cyber defense trend analysis and reporting
Perform event correlation using information gathered from a variety of sources within the enterprise to gain situational awareness and determine the effectiveness of an observed attack
Provide daily summary reports of network events and activity relevant to cyber defense practices
Receive and analyze network alerts from various sources within the enterprise and determine possible causes of alerts
Provide timely detection, identification, and alerting of possible attacks/intrusions, anomalous activities, and misuse activities and distinguish these incidents and events from benign activities
Use cyber defense tools for continual monitoring and analysis of system activity to identify malicious activity
Analyze identified malicious activity to determine weaknesses exploited, exploitation methods, effects on system and information
Identify and analyze anomalies in network traffic using metadata
Validate intrusion detection system (IDS) alerts against network traffic using packet analysis tools
Identify applications and operating systems of a network device based on network traffic
Reconstruct a malicious attack or activity based off network traffic
Identify network mapping and operating system (OS) fingerprinting activities
Assist in the construction of signatures which can be implemented on cyber defense network tools in response to new or observed threats within the network environment or enclave

Requirements

U.S. Citizenship
Active TS/SCI clearance
Ability to obtain Department of Homeland Security (DHS) Entry on Duty (EOD) Suitability

5+ years of direct relevant experience in cyber defense analysis using leading edge technologies and industry standard cyber defense tools
Experience successfully developing and deploying signatures
Experience detecting host and network-based intrusions via intrusion detection technologies (e.g., Snort)
Experience implementing incident handling methodologies
Experience implementing protocol analyzers
Experience collecting data from a variety of cyber defense resources
Experience reading and interpreting signatures (e.g. snort)
Experience performing packet-level analysis
Experience conducting trend analysis

Desired Skills

Python programming experience
Strong math and science background
Experience with Carnegie Mellon SiLK tool suite

Education

BS Computer Science, Cyber Security, Computer Engineering, or related degree; or HS Diploma & 7+ years of network investigations experience.

Certifications

GNFA, GCIH, GCIA, GSEC, CASP+, CySA+, PaLMS, FedVTE
GSEC (SANS401), Arcsight (or other SEIM solution), Network+, Security+

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: 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 delivery of innovative services and solutions.

Benefits