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Reyes Holdings, L.L.C.

Senior Threat Hunter - Cyber Security

Reyes Holdings, L.L.C., , IL, United States


Position Responsibilities:

  • Proactively identify, analyze, and mitigate advanced cyber threats as a Senior Threat Hunter, utilizing threat intelligence, collaborating with cyber teams, and applying cutting-edge tools and techniques to enhance the organization's security posture.
  • Identify contemporary and emerging security threats in the domains of cyber, policing, intelligence, and terrorism, while applying critical thinking skills in conceptualizing risk and threat assessment.
  • Utilize Threat Intelligence feeds and solutions to identify threats, develop or recommend countermeasures, and collaborate with SOC/IR teams to perform advanced network and host analysis in the event of a compromise.
  • Implement industry best practices for SOC/SIEM cyber security operations such as MITRE ATT&CK and NIST Cybersecurity Framework (CSF).
  • Evaluate, report, and make recommendations on the effectiveness of the organization’s cyber security controls. Assess the need for any security reconfigurations (minor or significant) within enterprise technologies such as: network(s), Active Directory, Database Platforms, general security processes, etc., and build consensus for remediation adoption and finally facilitating execution.
  • Develop and implement recommendations for tuning of IDS, proxy policy, in-line malware tools based on threat feeds, trust and reputation data, events, or vulnerabilities and exploits of downstream systems.
  • Travel occasionally based on issues, system requirements, training, etc.
  • Other duties as assigned.

Required Education and Experience:

  • Bachelor's Degree in Engineering, Computer Science, or other IT related field and 4 plus years of experience working in a proactive hunting and analysis role or High School Diploma/General Education Diploma and 7 plus years of experience working in a proactive hunting and analysis role.
  • Expertise in security event monitoring, analysis, and triage.
  • Strong understanding of security principles such as attack frameworks, threat landscapes, attacker TTPs, etc.

Preferred Education and Experience:

  • Master’s Degree.
  • Advanced forensics, incident response, or threat hunting experience.
  • Working knowledge of scripting languages (Python, PowerShell, etc.).
  • Hands-on experience with EDR/XDR and SOAR solutions, log analysis, SIEM, and TIP (MISP/OpenCTI/Anomali), detection engineering, and malware analysis.
  • Relevant industry certifications such as GCFA, GCIA, GCIH, GREM, CySa+, CCSP, or ECIH.
  • Strong knowledge of network communications, routing protocols, regulatory standards and compliance requirements, and common internet applications/standards.

Equal Opportunity Employee & Physical Demands

Reyes Holdings and its businesses are equal opportunity employers. Company policy prohibits discrimination and harassment against any applicant or employee based on race, color, religion, sex, pregnancy or pregnancy-related medical conditions, marital status, sexual orientation, gender identity or expression, age, national origin, citizenship, disability, genetic information, military or veteran status, or any other basis protected by applicable law. In addition, the Company is committed to providing reasonable accommodation to applicants and employees in accordance with applicable law. Requests for accommodation should be directed to your point of contact in the Talent Acquisition or Human Resources departments.

Background Check and Drug Screening

Offers of employment are contingent upon successful completion of a background check and drug screening.

Pay Transparency

Our compensation philosophy embraces diverse factors for fair pay decisions, valuing skills, experience, and the needs of our business. Moreover, this role may have the opportunity to participate in a discretionary incentive program, subject to program rules. #J-18808-Ljbffr