Firmware Security Engineer: LLVM, Fuzzing & AI Analysis

BCforward; Redmond (WA); On-site; USD 120,000 - 160,000; Part time

Job summary

BCforward in Redmond, WA is seeking a Software Design Engineer 4 focused on firmware security analysis. You will build LLVM IR pipelines, apply fuzzing to firmware, and create scalable automation to detect vulnerabilities at scale.

This contract role emphasizes open-source readiness, CI/CD automation, and collaboration with security engineers to deliver actionable insights through robust tooling and reporting.

Qualifications

• Bachelor’s degree in computer science or related field.
• Strong professional experience with C/C++ in production systems.
• Hands-on experience with compiler technologies, LLVM, or low-level systems programming.
• Experience with fuzzing frameworks such as libFuzzer, AFL, or AFL++.

Responsibilities

• Develop preprocessing pipelines to compile C/C++ firmware into LLVM IR for analysis.
• Implement and maintain LLVM transformations to enable off-target analysis and fuzzing.
• Create code-analysis workflows including call-graph extraction, metadata, and static-analysis integrations.
• Design and operate fuzzing campaigns using modern frameworks and AI-assisted techniques.
• Improve automated crash triage to identify, deduplicate, and analyze security findings.
• Build scalable automation that combines compiler infrastructure, security tooling, and AI-driven workflows.
• Enhance vulnerability detection pipelines and reduce false positives.
• Improve reporting systems to convert findings into actionable insights for engineers.
• Validate analysis approaches across multiple firmware targets and environments.
• Increase reliability, modularity, test coverage, and CI/CD automation for open-source readiness.
• Create developer documentation, onboarding guides, and architectural references.
• Support dependency review, reproducible builds, contribution and release workflows.
• Write clean, maintainable, and well-tested code and participate in design reviews.

Skills

LLVM/Compiler Engineering

C/C++ Systems Programming

Security Fuzzing & Vulnerability Reaer

Education

Bachelor’s degree in Computer Science or related field

Tools

libFuzzer

AFL

AFL++

Job description

BCforward in Redmond, WA is seeking a Software Design Engineer 4 focused on firmware security analysis. You will build LLVM IR pipelines, apply fuzzing to firmware, and create scalable automation to detect vulnerabilities at scale.

This contract role emphasizes open-source readiness, CI/CD automation, and collaboration with security engineers to deliver actionable insights through robust tooling and reporting.