Lead Security Analyst Tier 3 - AI Investigations

7AI; Washington (District of Columbia); On-site; USD 110,000 - 140,000; Full time

Job summary

7AI in Washington, DC is seeking a Tier 3 Security Analyst to lead investigations and mentor junior analysts. You will validate AI-driven investigations, correlate data from endpoint, network, identity, cloud, and email sources, and assess risk to customers.

You will hunt threats using our AI Agents, assist with threat monitoring during incidents, and collaborate with Sales, Engineering, and Product teams to improve the platform.

Qualifications

• 5+ years of experience in cyber security operations.
• Experience investigating alerts across multiple sources (endpoint, network, identity, cloud, etc).
• Strong knowledge of MITRE ATT&CK and incident triage methodologies.
• Proficient in SIEM/XDR tools and log/telemetry concepts.
• Ability to verify AI-driven analysis and make independent security decisions.
• Excellent communication to engage with customers from SOC to CISO.

Responsibilities

• Analyze and validate investigations completed by the AI Agents for accuracy and completeness, evaluating risk.
• Lead and mentor junior analysts and serve as the technical expert and key escalation point for investigations.
• Correlate data from various data sources including cloud, endpoint, identity, network, etc. to understand that full picture of a malicious activity.
• Investigate malicious activity that the 7AI Agents responded to and understand the complexity of the attack that was stopped including the risk that was prevented for customers.
• Use our advanced AI Agents to hunt in customer environments to detect and remediate emerging threats, ultimately contributing to detections that will be folded back into the product.
• Assist customers with ongoing threat monitoring, triage, and prioritization of security alerts as needed but especially during incidents to resolve threats and secure the environment.
• Proactively identify potential threats and anomalies in customer environments by reviewing logs and malicious findings.
• Utilize your supreme communication skills to engage with customers who vary in their level of technical depth and focus (from SOC analysts to CISOs).
• Architect processes while we build out this elite organization to scale the operation sustainably while maintaining consistent quality.
• Collaborate with the Sales, Engineering, and Product teams, providing feedback on the customer experience and assist in optimizing and tuning the AI platform.
• Stay current with emerging cybersecurity trends, vulnerabilities, and new attack techniques, especially the field of AI-driven attacks.

Skills

Cyber security operations

Investigating alerts across sources

Security monitoring tools (XDR, SIEM,

MITRE ATT&CK framework

Data querying (SPL, KQL, FQL, SQL)

Malware analysis methods

Strong communication with customers

Mentorship and teamwork

Tools

XDR tooling

SIEM platforms

IDS/IPS

Job description

7AI in Washington, DC is seeking a Tier 3 Security Analyst to lead investigations and mentor junior analysts. You will validate AI-driven investigations, correlate data from endpoint, network, identity, cloud, and email sources, and assess risk to customers.

You will hunt threats using our AI Agents, assist with threat monitoring during incidents, and collaborate with Sales, Engineering, and Product teams to improve the platform.