Senior Security Engineer
QualysRaleigh, North Carolina, United States
Posted October 27, 2025
Full Time
About the Company
Qualys, Inc. (NASDAQ: QLYS) is a pioneer and leading provider of disruptive cloud-based security, compliance and IT solutions with more than 10,000 subscription customers worldwide, including a majority of the Forbes Global 100 and Fortune 100. Qualys helps organizations streamline and automate their security and compliance solutions onto a single platform for greater agility, better business outcomes, and substantial cost savings. The Qualys Cloud Platform leverages a single agent to continuously deliver critical security intelligence while enabling enterprises to automate the full spectrum of vulnerability detection, compliance, and protection for IT systems, workloads and web applications across on premises, endpoints, servers, public and private clouds, containers, and mobile devices. Founded in 1999 as one of the first SaaS security companies, Qualys has strategic partnerships and seamlessly integrates its vulnerability management capabilities into security offerings from cloud service providers, including Amazon Web Services, the Google Cloud Platform and Microsoft Azure, along with a number of leading managed service providers and global consulting organizations. For more information, please visit http://www.qualys.com.
Job Description
Come work at a place where innovation and teamwork come together to support the most exciting missions in the world! As a Senior Security Engineer at Qualys, you will play a critical role within our Cyber Fusion Center, driving the design, engineering, and optimization of our defense platforms while leading key initiatives in security engineering, threat detection, and incident response to elevate our platform and corporate security monitoring capabilities.
Requirements
- 5–8 years of experience in security engineering, incident response, or SOC operations.
- Proven hands-on experience with SIEM, SOAR, and EDR/XDR platforms.
- Log management and threat intelligence integration.
- Demonstrated ability to lead technical investigations and respond to complex security incidents.
- Deep understanding of TCP/IP, Windows/Linux internals, and cloud environments (AWS, Azure, OCI).
- Proficient in writing and maintaining scripts using Python, PowerShell, or Bash.
- Experience with Elastic SIEM, malware sandboxing, and network packet analysis tools (e.g., Wireshark).
- Industry-recognized certifications (e.g., CISSP, GCIH, GCIA, GCFA).
Benefits
- Equal Opportunity Employer