- Company Name
- Irvine Technology Corporation
- Job Title
- Senior Information Security Engineer
- Job Description
-
**Job Title**
Senior Information Security Engineer
**Role Summary**
Lead enterprise cybersecurity initiatives, designing, deploying, and refining security controls across on‑prem, cloud, and hybrid environments. Drive a security‑first culture, manage incident response, threat hunting, automation, and governance, while coordinating with stakeholders and executive leadership.
**Expectations**
- Oversee end‑to‑end security operations for a multi‑environment organization.
- Maintain a proactive threat posture through monitoring, hunting, and automation.
- Lead incident response, including containment, recovery, and executive reporting.
- Develop and enforce security policies, standards, and compliance plans.
- Act as the primary technical liaison during major security incidents.
**Key Responsibilities**
- Implement, tune, and operate SIEM, IDS/IPS, endpoint, and other security technologies.
- Monitor security events, conduct investigations, and produce risk and trend reports.
- Lead incident response, coordinate with legal, PR, and external agencies.
- Design advanced detection rules, integrate threat intelligence feeds, and develop automation scripts.
- Perform threat hunting using advanced analytics and behavioral techniques.
- Draft and maintain security governance documentation (policies, standards, procedures).
- Support security awareness and training programs.
- Manage vendor relationships and communicate security concepts to all levels, including executives.
**Required Skills**
- 5+ years in IT security roles; 5+ years hands‑on with reverse proxies, IPS, EDR, vulnerability management, SIEM, malware detection.
- Deep knowledge of secure coding, threat modeling, IAM, cryptography, penetration testing, authentication protocols, system and network administration.
- 3+ years of threat hunting with Splunk or similar SIEM platforms; proficiency in network traffic, log, and behavioral analytics.
- Expertise in web services, multiple programming languages (JSON, Java, C++, Ruby, Python, Perl); solid TCP/IP and protocol understanding.
- Ability to analyze large unstructured data sets, identify trends, and develop new detection techniques.
- Strong communication skills: vendor management, team education, executive briefing.
- Experience in high‑pressure incident response, coordinating with legal, PR, and regulatory teams.
**Required Education & Certifications**
- Bachelor’s degree in Computer Science, Information Security, or related field.
- Relevant certifications such as CISSP, CISM, CEH, or equivalent are highly preferred.
Scottsdale, United states
Hybrid
Senior
12-02-2026