Network Based Systems Analyst II
@ ARSIEMNetwork Based Systems Analyst II
This job is still taking applications, but it's been up a while.
About the job
ARSIEM provides technical solutions to US government agencies, focusing on cybersecurity support. The role involves monitoring and analyzing network activity to identify threats, support incident response, and improve cyber defense. Support is for one of our government clients in Arlington, VA.
Requirements
- 2+ years cyber defense experience
- Experience with intrusion detection tools
- Knowledge of network investigations
- Experience developing signatures
Qualifications
- BS in Cyber Security or related
- Experience with Snort or packet analysis
- Active TS/SCI clearance
- Strong analytical skills
Full job description
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 the event's history, status, and potential impact for further action) that may cause ongoing and immediate impact on 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 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 the 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 on network traffic
- Identify network mapping and operating system (OS) fingerprinting activities
- Assist in the construction of signatures that can be implemented on cyber defense network tools in response to new or observed threats within the network environment or enclave
Minimum Qualifications
- BS Computer Science, Cyber Security, Computer Engineering, or related degree; or HS Diploma & 4+ years of network investigations experience.
- 2+ years of direct relevant experience in cyber defense analysis using leading-edge technologies and industry-standard cyber defense tools
- Experience in 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
Preferred Qualifications
- Python programming experience
- Strong math and science background
- Experience with the Carnegie Mellon SiLK tool suite
- Desired Certifications:
- One or more of the following professional certifications: GNFA, GCIH, GCIA, GSEC, CASP+, CySA+, PaLMS, FedVTE
- GSEC (SANS401), Arcsight (or other SEIM solution), Network+, Security+
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