Information Security Analyst responsible for security operations, threat hunting, and incident response at Bellinati Perez. Involves collaboration with internal teams and use of advanced security tools.
Responsibilities
Monitor and operate tools such as SIEM, SOAR, UEBA, XDR, NGFW, EDR, DLP, CASB, and SSPM;
Perform threat hunting, event investigations, and initial forensic analyses;
Create and maintain incident response playbooks;
Analyze and remediate vulnerabilities end-to-end (detection → prioritization → remediation);
Identify security gaps and implement technical controls;
Respond to critical incidents (containment, eradication, and lessons learned).
Hardening and Control Administration:
Perform hardening of Windows/AD and Linux systems;
Configure rules, policies, and alerts on NGFW, WAF, email security, proxies, and DLP;
Continuously assess the effectiveness of controls and recommend improvements.
Automation and Operational Efficiency:
Develop automations in Python, PowerShell, or Bash to reduce operational effort;
Integrate tools via APIs to improve investigation and response workflows.
Collaboration with Internal Teams:
Support infrastructure, network, and development teams on security-related matters;
Mentor junior analysts and assist in evolving operational processes.
Requirements
Bachelor's degree in a technology field such as Information Security, Computer Science, Information Systems, or a related area;
Hands-on experience in offensive/defensive security or security operations;
Proficiency in:
Advanced SIEM;
XDR/EDR;
Investigation and threat hunting;
Vulnerability management (Nessus/Qualys/OpenVAS);
Windows/Linux hardening;
NGFW, WAF, proxies, and email security solutions.
Soft skills:
High-level critical thinking;
Resilience to operate in crisis situations;
Clear, concise technical communication;
Attention to detail;
Collaboration and teamwork.
What will increase your chances:
Postgraduate degree or MBA in Information Security, Risk, or related fields;
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