Cybersecurity Defense Analyst II

Invictus International Consulting, LLC.; Alexandria (VA); On-site; USD 95,000 - 140,000; Full time

Job summary

Invictus International Consulting, LLC is seeking a Cyber Defense Analyst II in Alexandria, VA to monitor, triage, and investigate security alerts within a DoD/IC environment. You will analyze telemetry from SIEM, endpoints, firewalls, and networks to determine impact and escalate where needed.

The role requires 4+ years of relevant experience, a BS in a technical field, and a current TS/SCI clearance with CI polygraph eligibility. Strong communication with government stakeholders is essential.

Qualifications

• Bachelor's degree in a technical discipline; four years may substitute for degree
• Minimum four years of relevant experience beyond education
• Working knowledge of TCP/IP, DNS, HTTP/S, authentication, enterprise networking
• Hands-on experience using SIEM and security technologies (network, endpoint, firewall, IDS/IPS)
• Ability to investigate security activity and communicate evidence-based conclusions
• Current DoD 8570 IAT II or IAM II certification
• Experience in a DoD or IC environment
• Active TS/SCI clearance with CI polygraph eligibility

Responsibilities

• Independently monitor, triage, and investigate routine and moderately complex security alerts and suspected incidents
• Perform cyber defense monitoring and analysis using telemetry from SIEM, networks, security sensors, firewalls, and endpoints
• Analyze logs and network activity to identify anomalous or malicious behavior and document findings
• Support incident handling across detection, investigation, analysis, containment, remediation, and reporting
• Correlate incident data across sources to identify affected systems, vulnerabilities, and adversary activity
• Collect and preserve relevant intrusion artifacts and evidence
• Communicate incident status, findings, risk, and actions to SOC, technical teams, and government stakeholders
• Develop hypotheses by correlating network, host, identity, firewall, vulnerability, and threat data

Skills

TCP/IP

DNS

HTTP/S

Authentication

Enterprise networking

Windows security events

Linux security events

Adversary techniques

Education

Bachelor's degree in technical discipline

Tools

SIEM

IDS/IPS

Firewall

Endpoint security tools

Network analysis tools

Job description

Title: Cyber Defense Analyst II

Location: Alexandria, VA

Clearance: TS/SCI with the ability to obtain and maintain a CI polygraph

Job Details:

• Independently monitor, triage, and investigate routine and moderately complex security alerts and suspected incidents.
• Perform cyber defense monitoring and analysis using security information from enterprise systems, networks, security sensors, firewalls, intrusion detection/prevention technologies, endpoint sources, and other available telemetry.
• Analyze log files and network activity to identify anomalous or malicious behavior, determine potential security impact, and document investigative findings in the authorized case or ticketing system
• Perform cyber defense incident triage, including validation, enrichment, determination of scope, urgency, potential impact, and appropriate escalation
• Support incident handling across detection, investigation, analysis, containment/remediation coordination, recovery, and reporting in accordance with established authorities and procedures
• Correlate incident and security data across multiple sources to identify affected systems, users, vulnerabilities, adversary activity, and related events
• Collect and preserve relevant intrusion artifacts and investigative evidence in accordance with established procedures
• Communicate incident status, findings, risk, and recommended actions to SOC personnel, technical teams, management, and government stakeholders as appropriate
• Develop and test investigative hypotheses by correlating network, host, identity, firewall, vulnerability, and threat data
• Identify related activity beyond the initially alerted system and appropriately expand investigative scope
• Execute established incident response and escalation procedures and coordinate with technical teams when containment or remediation action is required
• Identify recurring alert-quality, telemetry, or process issues and recommend improvements to senior analysts

Requirements:

• Bachelor's degree from an accredited institute in a technical discipline applicable to the position; an additional 4 years of may be substituted in lieu of a degree

• Minimum four (4) years of relevant experience in addition to education level
• Working knowledge of TCP/IP, DNS, HTTP/S, authentication, enterprise networking, Windows/Linux security events, and common adversary techniques
• Hands-on experience using SIEM and one or more network, endpoint, firewall, IDS/IPS, or security-analysis technologies
• Ability to independently investigate security activity, distinguish facts from assumptions, and communicate evidence-based conclusions
• Must possess current DoD 8570 IAT II or IAM II certification
• Experience working in a DoD or IC environment
• Current active TS/SCI clearance, with the ability to obtain and maintain a CI polygraph

Equal Opportunity Employer/Veteran/Disabled