Network Based Systems Analyst II

Network Based Systems Analyst II - TS/SCI Arlington, VAJoin an outstanding team that offers exciting job opportunities with the goal of providing the absolute best support to our customers. Here at DigiFlight we embrace integrity, innovative solutions, put our customers first and offer a highly competitive benefits package!Role description: Network Based Systems Analyst II:- 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 enclaveRequired 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 analysisRequired Education:BS Computer Science, Cyber Security, Computer Engineering, or related degree; or HS Diploma & 4+ years of network investigations experience. Preferred Skills: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 suiteOur People DigiFlight attracts the most highly skilled workforce to protect some of our nation's most sensitive systems. Before joining the company, 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 corporate culture promotes a healthy work/life balance.Our BenefitsDigiFlight's competitive benefits package allows employees to manage their personal and professional portfolios through a variety of features and programs. Our benefits include:Health, Dental, Vision, and Flexible Spending AccountPaid Time Off (PTO)11 paid holidaysTuition Education AssistanceProfessional Development401(k) retirement planLife insurance and short- and long-term disability insuranceEmployee Referral ProgramMarketing Incentive PlansDFI offers a highly competitive, family-oriented benefits package.

Created: 2026-04-02