Principal Vulnerability Researcher

Job Summary

Zetier is seeking Principal Vulnerability Researchers to analyze and counter malicious software and develop operationally critical cyber capabilities.

Responsibilities

- Analyze and design tools for command and control, persistence, and networking. - Develop and deploy tools that intersect command and control, persistence, and networking. - Design, develop, and deploy tools that intersect command and control, persistence, and networking.

Requirements

- Highly experienced with reverse engineering compiled programs (C/C++) - Highly experienced in reading common assembly languages (x86, x86-64, ARM) - Experience developing in scripting languages (Python) - Experience with debuggers and decompilers (gdb, Binja, IDA Pro) - Ability to obtain and maintain a U.S. security clearance

Desired Skills

- Experience developing/defeating mitigations (ASLR, DEP, N^X) - Developed defeats of common anti-RE techniques (obfuscation) - Detailed understanding of embedded platforms (FPGA, physical memory) - Securely implemented cryptographic primitives (AES-GCM, SHA256, ECDSA) - Experience with program analysis tools and techniques (control flow, program slicing, taint tracing) - Effective use of automated analysis (fuzzers, emulation, sandbox) - Deep knowledge of file systems and formats (ELF, PE, Mach-O) - Effective communication with customers and teammates - Experience developing proof-of-concept exploits

Qualifications

All candidates must have a U.S. security clearance.