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    Network Based Systems Analyst - Arlington, United States - PassionHR Inc

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    Job Description

    Job Description

    NETWORK BASED SYSTEMS ANALYST

    We are seeking to hire an experienced Cyber Network Defense Analysts (CNDA) to support this critical customer mission in Arlington, Virginia. The CDNA uses information collected from a variety of sources to monitor network activity and analyze it for evidence of suspicious behavior. Monitoring and analysis are performed to identify and report events that occur, or might occur, within the network, in order to protect information, information systems, and networks from threats.


    RESPONSIBILITIES

    Assists the Government lead in coordinating teams in preliminary incident response investigations

    Assists the Government lead with interfacing with the customer while on site

    Determines appropriate courses of actions in response to identified and analyses anomalous network activity

    Assesses network topology and device configurations identifying critical security concerns and providing security best practice recommendations

    Collects network intrusion artifacts (e.g., PCAP, domains, URI's, certificates, etc.) and uses discovered data to enable mitigation of potential Computer Network Defense incidents

    Analyzes identified malicious network activity to determine weaknesses exploited, exploitation methods, effects on system and information

    Collects network device integrity data and analyzes for signs of tampering or compromise

    Assists with real-time CND incident handling (i.e., forensic collections, intrusion correlation and tracking, threat analysis, and advising on system remediation) tasks to support onsite engagements


    REQUIREMENTS

    US Citizenship

    Must have an active TS/SCI clearance

    Must be able to obtain DHS Suitability

    5+ years of directly relevant experience in network investigations

    In depth knowledge of CND policies, procedures and regulations

    In depth knowledge of TCP/IP protocols

    In depth knowledge of standard protocols ICMP, HTTP/S, DNS, SSH, SMTP, SMB, NFS, etc.

    In depth knowledge and experience of Wifi networking

    In depth knowledge and experience of network topologies DMZ's, WAN's, etc.

    Substantial knowledge of Splunk (or other SIEM's)

    Understanding of MITRE Adversary Tactics, Techniques and Common Knowledge (ATT&CK)

    Knowledge of Computer Network Defense policies, procedures, and regulations

    Knowledge of defense-in-depth principles and general attack stages with respect to network security architecture

    Ability to characterize and analyze network traffic to identify anomalous activity and potential threats to network resources

    Ability to identify and analyze anomalies in network traffic using metadata

    Experience with reconstructing a malicious attack or activity based on network traffic

    Experience examining network topologies to understand data flows through the network

    Must be able to work collaboratively across physical locations

    EDUCATION

    BS Computer Science, Cyber Security, Computer Engineering, or related degree; or HS Diploma & 7-9 years of network investigations experience.


    DESIRED

    Substantial knowledge of network device integrity concepts and methodologies

    Proficiency with network analysis software (e.g. Wireshark)

    Proficiency with carving and extracting information from PCAP data

    Proficiency with non-traditional network traffic (e.g. Command and Control)

    Proficiency with preserving evidence integrity according to standard operating procedures or national standards

    Proficiency with virtualized environments

    CERTIFICATIONS

    DoD IAT Level II, IASAE II, CSSP Analyst, GCIA, GCIH, CSSP Analyst/CSSP Incident Responder, CEH

    SANS GIAC GNFA preferred


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