About The Opportunity

Netrix General is looking for a Senior Security Analyst for the Managed Services – Security department.

We are looking for a people with experienced Senior Security Analyst to join our technology team. The ideal candidate will be responsible for monitoring, triaging, and investigating security events across client environments. This role supports timely incident identification, clear client communication, and effective escalation of confirmed or high-risk threats. The Threat Analyst applies technical analysis, threat intelligence,
and documented response procedures to help protect client information assets.rds.

How You Will Make An Impact
- Lead complex investigations involving multi-stage intrusions, lateral movement, persistence, credential abuse, malware, cloud-based threats, and targeted attacks.
- Serve as an escalation point for analysts during high-priority incidents, complex investigations, and ambiguous security events.
- Analyze SIEM, EDR/XDR, endpoint, network, identity, firewall, IDS/IPS, email, and cloud telemetry to determine scope, impact,



root cause, and attack progression.
- Assess whether attacks were successful, identify affected systems or accounts, and provide clear, timely, and defensible client notifications.
- Provide expert guidance during incident response, including recommended containment, eradication, recovery, and monitoring actions.
- Conduct advanced indicator enrichment, malware triage, forensic analysis, and threat hunting to identify additional evidence of compromise.
- Use threat intelligence and frameworks such as MITRE ATT&CK; to support investigations, improve detections, and communicate attacker behavior.
- Review analyst investigations, client notifications, and case documentation for technical accuracy, completeness, and quality.
- Develop and improve SOPs, runbooks, response playbooks, knowledge base articles, detection logic, and case handling procedures.
- Mentor analysts through training, coachin

📌 Senior Security Analyst (Buenos Aires)
🏢 Netrix Global
📍 Buenos Aires