Senior Network Forensics & IR Analyst

Solutions³ LLC; Arlington (VA); On-site; USD 140,000 - 180,000; Full time

Job summary

Solutions³ LLC is seeking a Network Based Systems Analyst IV to support a government mission, providing frontline DFIR and proactive threat hunting. The role includes coordinating incident response with government leads, interfacing with customers on-site, and guiding security actions across complex networks.

The candidate must be a US citizen with an active TS/SCI clearance and be able to obtain DHS Suitability before starting. 8+ years of relevant experience required.

Qualifications

• Active TS/SCI clearance required.
• U.S. citizenship required.
• 8+ years of directly relevant experience in network investigations.
• Experience with front-line DFIR and incident response.
• Ability to work across physical locations and interfaces with government customers.
• Knowledge of DoD/IC network defense policies and procedures.

Responsibilities

• Assist Government lead in coordinating teams during preliminary incident response investigations.
• Interface with the customer on-site and support government-led activities.
• Determine appropriate actions in response to anomalous network activity.
• Assess network topology and device configurations to identify security concerns and provide best-practice recommendations.
• Assist with writing and publishing CND guidance and incident findings reports.
• Collect network intrusion artifacts (PCAP, domains, URIs, certificates) for mitigation.
• Analyze malicious activity to identify exploitation methods and effects on systems and data.
• Provide technical briefings as required.
• Assist with real-time CND incident handling (forensic collections, intrusion correlation, threat analysis, remediation).

Skills

CND policies

Network protocols

WiFi networking

Network topologies

Traffic analysis

Threat hunting

MITRE ATT&CK knowledge

Education

Bachelor's degree in CS / Cyber Security / CE

HS Diploma with 10+ years network investigations experience

Tools

Splunk

Wireshark

PCAP analysis

Job description

Solutions³ LLC is seeking a Network Based Systems Analyst IV to support a government mission, providing frontline DFIR and proactive threat hunting. The role includes coordinating incident response with government leads, interfacing with customers on-site, and guiding security actions across complex networks.

The candidate must be a US citizen with an active TS/SCI clearance and be able to obtain DHS Suitability before starting. 8+ years of relevant experience required.