Senior Network Based Systems Analyst

KeyLogic, LLC; Virginia (MN); Hybrid; USD 104,000 - 114,000; Full time

Job summary

KeyLogic, LLC is seeking a Senior Network Based Analyst (CNDA) for on-site work in Dulles, VA. The role requires an active TS/SCI clearance and U.S. citizenship, with at least 5 years of direct experience in network investigations and strong CND knowledge.

The analyst will support government incidents with on-site coordination, network analysis, and remediation guidance. The candidate will collect PCAPs and artifacts, analyze network traffic, and work closely with cross-location teams to protect

Qualifications

• U.S. Citizenship required.
• Active TS/SCI clearance required.
• 5+ years of directly relevant experience in network investigations.
• Deep knowledge of CND policies, procedures and regulations.

Responsibilities

• Assists the Government lead in coordinating teams in preliminary incident response investigations.
• Interfaces with the customer on site when required.
• Determines appropriate actions in response to identified anomalies in network activity.
• Assesses network topology and device configurations to identify security concerns and provide best-practice recommendations.
• Collects network intrusion artifacts (e.g., PCAP, domains, URI's, certificates) to enable mitigation of incidents.
• Analyzes identified malicious network activity to identify weaknesses, exploitation methods and effects on systems.
• Collects and analyzes network device integrity data for signs of tampering or compromise.
• Supports on-site real-time CND incident handling tasks (forensic collections, intrusion correlation, threat analysis, remediation).

Skills

TS/SCI clearance

5+ years network investigations

TCP/IP

Network protocols

Splunk SIEM

MITRE ATT&CK knowledge

Network traffic analysis

Cross-location collaboration

Education

BS in Computer Science / Cyber Security / Computer Engineering

Tools

Wireshark

Job description

Job Title: Network Based Analyst (Senior Level)

Clearance: Active TS/SCI (US Citizenship Required)

Salary: $104k-114k + comprehensive benefits package

Location: Onsite in Dulles, VA

KeyLogic provides remote and onsite advanced technical assistance, proactive hunting, rapid onsite incident response, and immediate investigation and resolution using host-based, network-based and cloud-based cybersecurity analysis capabilities. Team personnel provide front line response for digital forensics/incident response (DFIR) and proactively hunting for malicious cyber activity. We are seeking Cyber Network Defense Analysts (CNDA) to support this critical customer mission.

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 analyze 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

Required Skills:

• U.S. 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

Desired Skills:

• 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

Required Education:

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

Desired Certifications:

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