Senior Information Security Engineer

Senior Information Security Engineer

Our client is seeking a Senior Information Security Engineer to join their cybersecurity organization and play a critical role in strengthening their enterprise security posture. This is an exciting opportunity to lead detection engineering initiatives, drive proactive threat-hunting efforts, and enhance visibility across cloud and hybrid environments. You will partner closely with cross-functional teams to implement modern security controls, respond to emerging threats, and improve the organization s overall defense strategy.

Location: Scottsdale, AZ 85255
Compensation: This job is expected to pay about $150,000-170,000 base salary depending on experience
No Visa Sponsorship Available for this role

What You ll Do:

Key responsibilities

• Develop advanced detection rules, custom alerts, and attack-surface reduction strategies across Microsoft Defender and Microsoft Sentinel.
• Conduct proactive threat-hunting activities using log analytics, behavioral analysis, and threat intelligence to identify malicious activity.
• Operate and optimize enterprise security tools including endpoint protection, SIEM, intrusion prevention, and vulnerability management platforms.
• Automate detection, response, and remediation workflows using scripting and orchestration to improve operational efficiency.
• Serve as a technical lead during major security incidents, providing investigation oversight, root-cause analysis, and executive-level reporting.

What Gets You the Job:

Qualifications

• 5 years of hands-on experience in security engineering with strong expertise in Microsoft Defender, vulnerability management, and SIEM platforms (Microsoft Sentinel preferred).
• 3 years of threat-hunting experience including detection creation, log analysis, and behavioral analytics using tools such as Sentinel or Splunk.
• Strong understanding of TCP/IP, authentication protocols, secure coding principles, and cloud/hybrid infrastructure security.
• Experience building automated security workflows or detections using PowerShell, Python, or similar scripting languages.
• Excellent communication, collaboration, and leadership skills, with the ability to mentor junior staff and present technical insights to executives.

If you re interested in making a high-impact contribution to a forward-leaning security team, we encourage you to apply and learn more about this opportunity.

If we are still actively screening for this role, our AI Recruiter Avery will email you to schedule a virtual meeting to learn more about your background.

Irvine Technology Corporation (ITC) connects top talent with exceptional opportunities in IT, Security, Engineering, and Design. From startups to Fortune 500s, we partner with leading companies nationwide. Our AI recruiter Avery helps streamline the first step of your journey so we can focus on what matters most: helping you grow. Join us. Let us ELEVATE your career!

Irvine Technology Corporation provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, sex, national origin, age, disability or genetics. In addition to federal law requirements, Irvine Technology Corporation complies with applicable state and local laws governing non-discrimination in employment in every location in which the company has facilities.