Network Based Systems Analyst II

Network Based Systems Analyst II - TS/SCI Arlington, VA Role description: 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) 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 2+ 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 Required Education: BS Computer Science, Cyber Security, Computer Engineering, or related degree; or HS Diploma & 4+ years of network investigations experience. 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+ Desired Skills: Python programming experience Strong math and science background Experience with Carnegie Mellon SiLK tool suite Our People DigiFlight attracts the most highly skilled workforce to protect some of our nation’s most sensitive systems. Many DigiFlight professionals served our country in a civilian and/or military capacity. Our diverse team provides innovative solutions as they support critical clients in tackling tough challenges. Most importantly, our team is passionate about their work and making a difference. Our Benefits DigiFlight’s competitive benefits package allows employees to manage their personal and professional portfolios through a variety of features and programs. Health, Dental, Vision, and Flexible Spending Account Paid Time Off (PTO) 11 paid holidays Tuition Education Assistance Professional Development 401(k) retirement plan Life insurance and short- and long-term disability insurance Employee Referral Program Marketing Incentive Plans DFI offers a highly competitive, family-oriented benefits package. #J-18808-Ljbffr DigiFlight