Information Security Analyst Remote - LATAM
Join Atmosera's team of cybersecurity professionals as an Information Security Analyst, empowering businesses to redefine innovation, enhance security, and optimize operational agility with expertise in Applications, Data & AI, DevOps, and Security.
Atmosera empowers businesses to redefine what's possible with modern technology and human expertise. Our exceptional experience across Applications, Data & AI, DevOps, Security, and the Microsoft Azure platform enables organizations to accelerate innovation, enhance security, and optimize operational agility. As a Microsoft Partner with seven specializations, GitHub AI Partner of the Year, a member of the GitHub Advisory Board, and a member of the prestigious Microsoft Intelligent Security Association (MISA), Atmosera expertly delivers cutting-edge, integrated solutions that deliver business value.
As a Security Analyst, you will join a team of cybersecurity professionals delivering proactive Managed Security and Managed Governance services. In this role, you'll help safeguard our clients' environments by identifying vulnerabilities, deploying effective protective measures, and working collaboratively to mitigate risks while ensuring compliance with industry standards and regulations. The ideal candidate is highly analytical, possesses hands-on experience with Microsoft security solutions, and is passionate about staying ahead of emerging cyber threats.
Key Responsibilities
Security Monitoring and Alert Triage
Monitor security alerts and incidents in Microsoft Sentinel, Defender XDR, and Defender for Cloud
Triage incoming alerts to determine severity, impact, and required response actions
Differentiate between false positives, benign activity, and actionable threats using established playbooks
Perform continuous monitoring of cloud, identity, endpoint, and network telemetry
Incident Investigation and Response
Investigate suspicious activity across Azure, Entra ID, Microsoft Defender XDR, and integrated data sources
Correlate logs, events, and indicators to establish timelines and determine root cause
Escalate confirmed or high-risk incidents to senior analysts or incident response teams
Execute or recommend containment actions in accordance with defined procedures
Log Analysis and Detection Support
Utilize Kusto Query Language (KQL) and Log Analytics to analyze security data
Correlate events across identity, endpoint, network, and cloud workloads
Identify trends, anomalies, and patterns indicative of malicious activity
Provide input into detection tuning and rule optimization efforts
Documentation and Reporting
Create and maintain detailed, audit-defensible investigation notes and case records
Document all triage decisions, escalation rationale, and response actions
Produce incident summaries and reporting for internal stakeholders and clients
Participate in shift handoffs and maintain continuity of ongoing investigations
Threat Intelligence and Continuous Improvement
Stay informed on emerging threats,
Posted June 7, 2026