Logo
Nightwing

Cyber Network Defense Analyst II

Nightwing, Arlington, Virginia, United States, 22201

Save Job

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet the customers’ most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in the intelligence community, defense, civil, and commercial markets.

Nightwing is supporting a U.S. Government customer to provide onsite incident response to civilian Government agencies and critical asset owners who experience cyber-attacks, providing immediate investigation and resolution. Contract personnel perform investigations to characterize the severity of breaches, develop mitigation plans, and assist with the restoration of services. Nightwing is seeking a Cyber Network Defense Analyst to support this critical customer mission.

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 elevate incidents (including event 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

Required Skills/Clearances

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

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

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

Location: Arlington, VA.

Nightwing is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age or any other federally protected class.

#J-18808-Ljbffr