Network Based Systems Analyst IV

DigiFlight•Columbia, MD

10d•Onsite

About The Position

Join 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! This role involves assisting the Government lead in coordinating teams for incident response investigations, interfacing with customers on-site, and determining appropriate actions for anomalous network activity. The analyst will assess network topology and device configurations to identify security concerns and recommend best practices, as well as assist in writing and publishing Computer Network Defense guidance and reports. Responsibilities also include collecting network intrusion artifacts, analyzing malicious network activity to understand exploited weaknesses and system effects, and supporting real-time Computer Network Defense incident handling, including forensic collections and threat analysis. Technical briefings will be provided as required.

Requirements

U.S. Citizenship
Must have an active TS/SCI clearance
Must be able to obtain DHS Suitability
8+ years of directly relevant experience in network investigations
In depth knowledge of CND policies, procedures and regulations
In depth knowledge of standard protocols – ICMP, HTTP/S, DNS, SSH, SMTP, SMB, NFS, TCP/IP
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

Nice To Haves

DoD 8140.01 IAT Level II, IASAE II, CSSP Analyst, GCIA, GCIH, CSSP Analyst/CSSP Incident Responder, CEH
SANS GIAC GNFA preferred
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

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
Assists with the writing and publishing of Computer Network Defense guidance and reports on incident findings to appropriate constituencies
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
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
Provide technical briefings as required