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Network Based Systems Analyst II

Job DescriptionJob DescriptionTitle: Network Based Systems Analyst II

Description: 
Solutions³ LLC is supporting our prime contractor and their U.S. Government customer on a large mission critical development and sustainment program for on and offsite incident response to Government agencies and critical infrastructure owners who experience cyber-attacks.  Solutions³ LLC provides advanced technical assistance, proactive hunting, rapid onsite incident response, and immediate investigation, using host and network-based cybersecurity analysis capabilities.    

Solutions³ LLC is seeking a Network Based Systems Analyst II to support this critical mission by performing investigations to characterize the level of severity of breaches and developing mitigation/remediation plans.  

Eligibility: 

  • Must be a US  
  • Must have an active TS/SCI clearance
  • Must be able to obtain DHS Suitability prior to starting employment  
  • 2+ years of directly relevant experience in cyber defense analysis using leading edge technologies and industry standard cyber defense tools

Responsibilities Include: 

  • 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

Required Skills: 

  • 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

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+

Required Education: BS Computer Science, Cyber Security, Computer Engineering, or related degree; or HS Diploma and 4+ years of network investigations experience

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Network Based Systems Analyst II

Arlington, TX
Full time

Published on 03/29/2025

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