Staff Software Engineer (Security Clearance Required)

About this role

This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Staff Software Engineer (Security Clearance Required) based in the United States.

We are seeking an experienced Staff Software Engineer to lead the architecture and development of advanced security technologies that help organizations understand and assess their external attack surfaces. In this hands-on technical leadership role, you will build scalable full-stack systems that transform diverse data sources into reliable, traceable security intelligence. You will have significant autonomy over technical decisions, shaping the architecture and engineering practices that support critical business outcomes. Working across modern web technologies, cloud infrastructure, databases, and emerging AI capabilities, you will create a flexible framework that makes integrating new sources of intelligence faster and more efficient. This opportunity is ideal for an engineer who combines strong software development expertise with cybersecurity knowledge, analytical thinking, and a passion for solving complex technical challenges. The role offers a primarily remote, hybrid working arrangement with occasional onsite collaboration and requires an active Secret security clearance.

### Accountabilities

• Lead technical initiatives across the full software development stack, taking ownership of system architecture, implementation, and engineering decisions.
• Design and develop external attack surface management technology that builds a comprehensive view of target organizations, including domains, hosts, software, people, registrations, and customer-provided documents.
• Build a reliable framework for collecting, organizing, and interpreting security intelligence, clearly distinguishing observed facts from inferences and preserving the provenance of each data point.
• Ensure security analysts can understand where information originated, how conclusi...