Senior Security Engineer – Hardening & Endpoint Security (Trellix / ePO / EDR).

Description

Job Summary: We are seeking a Senior Security Engineer with experience in hardening and endpoint security to participate in deployment, enhancement, and advanced operations projects for security solutions. Key Highlights: 1. Participate in deployment, enhancement, and advanced security operations projects 2. Administration of Trellix / ePO / EDR tools 3. Evaluate and propose improvements to security configurations **Senior Security Engineer – Hardening \& Endpoint Security (Trellix / ePO / EDR).** At **Aerin Sistemas**, a company specialized in technology solution integration and cybersecurity, with extensive experience in Enterprise environments and consulting services, we are looking to hire a **Senior Security Engineer specialized in hardening, endpoint security**, and protective controls to participate in deployment, enhancement, and advanced operations projects for security solutions. We seek a candidate with experience in **Trellix** technologies, focused on administration of Trellix / ePO / EDR tools, including central console and ePO / EDR agent management across the various domains where the tool is deployed. **Responsibilities (ePO)** · Configure the Data Loss Prevention (DLP) module within Trellix ePO to prevent data leakage, protect against devices connected to endpoints, and ensure document confidentiality based on access permissions. · Ensure all organizational devices are properly protected with the ePO agent and correctly report to the central console. · Review and apply ePO security policies aligned with our specific requirements. · Perform periodic ePO system updates to mitigate vulnerabilities and fully leverage all system functionalities. · Identify and analyze events and alerts generated by various devices, as well as suspicious behavioral patterns observed in agents that may indicate persistent threats, advanced malware, or targeted attacks. · Produce periodic reports on the tool in accordance with established guidelines. · Respond to detected incidents by applying appropriate containment, eradication, and recovery measures. · Evaluate and propose improvements to ePO configurations to enhance effectiveness, reduce false positives, and improve response capability against advanced threats. **Responsibilities (EDR)** · Administration and management of the central EDR console and EDR agents. · Ensure all organizational devices are properly protected with the EDR agent and correctly report to the central console. · Review and apply EDR security policies aligned with the specific requirements of the Center. · Continuously monitor system-generated alerts and perform detailed analysis to assess their severity and validity. · Identify and analyze suspicious behavioral patterns on endpoints that may indicate persistent threats, advanced malware, or targeted attacks. · Correlate detected events with other security tools (Firewall, SIEM, antivirus, etc.) to enrich investigations. · Create rules to detect anomalous behavior. · Respond to detected incidents by applying appropriate containment, eradication, and recovery measures. · Evaluate and propose improvements to EDR configurations to enhance effectiveness, reduce false positives, and improve response capability against advanced threats. · Collaborate with the cybersecurity compliance team to define protection policies and incident response plans. · Provide technical training and knowledge transfer. **Requirements.** * Solid hands-on experience with Trellix / ePO / EDR in Enterprise environments. * Experience in hardening, policy deployment, and endpoint protection. * Practical knowledge of vulnerability management, patching, and remediation. * Strong troubleshooting and cross-team coordination skills. * Knowledge of scripting or automation. * Familiarity with compliance frameworks and security controls. **What We Offer** * Technically challenging and high-impact projects. * A senior, collaborative, and specialized work environment. * Primarily on-site working model (as required by client needs). * Technical career development plan. * Competitive compensation commensurate with experience and expertise, to be finalized during the hiring process. If you are interested or would like more information, feel free to contact us directly or apply to this position. Benefits: * Private medical insurance Work Location: On-site employment