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Our client, a leader in safeguarding digital assets and critical infrastructure, is seeking a highly skilled Senior Information Security Analyst specializing in Threat Intelligence to join their advanced security team in Jacksonville, Florida, US . This role is paramount in identifying, analyzing, and mitigating emerging cyber threats to protect the organization's information systems and sensitive data. The ideal candidate will possess extensive experience in threat detection, vulnerability assessment, incident response, and possess a deep understanding of the current threat landscape. Responsibilities: Monitor and analyze security alerts and events from various security tools (SIEM, IDS/IPS, EDR) to identify potential threats. Conduct in-depth threat hunting activities to proactively discover sophisticated and unknown threats. Analyze threat intelligence feeds, malware samples, and attack vectors to understand adversary tactics, techniques, and procedures (TTPs). Develop and maintain threat intelligence reports, providing actionable insights to security operations and leadership. Support incident response activities by providing timely analysis and context during security incidents. Perform vulnerability assessments and penetration testing to identify weaknesses in systems and applications. Develop and implement security controls and recommendations to mitigate identified risks. Stay current with the latest cybersecurity threats, vulnerabilities, and defensive technologies. Collaborate with IT and security teams to enhance security posture and incident response capabilities. Contribute to the development and refinement of security policies, procedures, and guidelines. Qualifications: Bachelor's degree in Computer Science, Cybersecurity, Information Technology, or a related field. Relevant certifications (e.g., CISSP, GIAC, OSCP) are highly desirable. Minimum of 6 years of experience in information security, with a strong focus on threat intelligence and incident response. Proven experience with SIEM platforms, intrusion detection/prevention systems, and endpoint detection and response (EDR) tools. Strong understanding of networking protocols, operating systems (Windows, Linux), and common attack vectors. Experience with malware analysis and reverse engineering techniques is a plus. Excellent analytical, problem-solving, and critical thinking skills. Strong written and verbal communication skills, with the ability to articulate technical concepts clearly. Ability to work effectively both independently and as part of a collaborative team. Experience in scripting languages (e.g., Python, PowerShell) for security automation is beneficial. Demonstrated ability to remain calm and effective under pressure during security incidents. This is an outstanding opportunity to contribute to a critical function within a leading organization and significantly enhance its cybersecurity defenses. Our client offers a competitive salary, comprehensive benefits, and a challenging yet rewarding work environment. Join our client's elite security team and help protect vital assets in Jacksonville, Florida, US .