Senior Information Security Engineer

Location: North Scottsdale, AZ (4 days/week onsite)

We’re seeking a Senior Security Engineer to strengthen enterprise‑level cybersecurity operations and proactively defend against evolving threats. This role focuses on threat hunting, advanced detection engineering, and incident response across complex hybrid environments. Success looks like driving impactful security improvements, elevating detection capabilities, and serving as a trusted technical leader during high‑pressure security events.

• Lead proactive threat hunting using SIEM tools (Splunk) and advanced analytics.
• Operate and optimize security technologies including IDS/IPS, EDR, reverse proxies, and vulnerability management tools.
• Develop custom detection rules, enhance monitoring capabilities, and integrate threat intelligence.
• Execute incident response activities with clear communication to executives and cross‑functional teams.
• Build automated security workflows and scripts to streamline detection and response.
• Analyze network traffic, logs, and anomalies to identify sophisticated attack patterns.
• Support security governance efforts including policies, standards, and awareness programs.

• 5+ years of IT and hands‑on enterprise security engineering experience.
• 3+ years of threat hunting experience with Splunk or similar SIEM platforms.
• Expertise in network security, secure coding, threat modeling, authentication, cryptography, and penetration testing.
• Strong technical communication skills with experience briefing leadership during incidents.
• Ability to operate effectively in high‑pressure environments and collaborate across teams.

• Experience with scripting/programming (Python, Ruby, Java, JSON, etc.).
• Advanced knowledge of TCP/IP and enterprise security protocols.
• Security certifications such as GIAC, GSEC, GCED, or CISSP.