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Agile Defense

Cybersecurity and IT services for government

Vulnerability Researcher

Offensive Security & TestingConfirmed live in the last 24 hours
Full-timeFort Meade, MD, USA$155k - $175k /yr

About the Job

Requirements

  • A bachelor's degree in a related technical field and 10 or more years of related professional experience, or a master's degree and 8 or more years of related professional experience.
  • Expert proficiency with disassemblers and decompilers, including IDA Pro, Ghidra, and Binary Ninja.
  • Strong understanding of x86/x64/ARM assembly language and processor architectures.
  • Practical experience with debuggers, including WinDbg, GDB, and LLDB, and dynamic analysis tools.
  • Demonstrated capability discovering vulnerabilities in compiled software, including C, C++, and Rust applications.
  • Understanding of common vulnerability classes, including memory corruption, logic flaws, and race conditions.
  • Proficiency with fuzzing frameworks such as AFL, libFuzzer, and Honggfuzz, and corpus management.
  • Strong scripting skills in Python, Ruby, or a similar language for automation and analysis.
  • Experience documenting technical research for technical and operational audiences.
  • Active TS/SCI clearance with Polygraph.

Responsibilities

  • Conduct advanced vulnerability research and reverse engineering on target software and hardware systems to identify exploitable weaknesses for cyberspace capability development.
  • Perform technical analysis of target platforms, including discovering zero-day vulnerabilities through fuzzing and code analysis.
  • Reverse engineer software applications, firmware, and hardware components using disassemblers, debuggers, and binary analysis tools.
  • Develop proof-of-concept exploits to validate vulnerability findings and assess operational utility.
  • Analyze target system architectures, protocols, and security mechanisms to identify attack surfaces and weakness patterns.
  • Document vulnerability technical details, exploitation methodology, and recommended capability development approaches.
  • Provide technical intelligence briefs to capability developers on target system weaknesses and exploitation pathways.
  • Collaborate with capability development teams to translate vulnerability research into operational tools.
  • Maintain awareness of public vulnerability disclosures, exploit techniques, and adversary tradecraft relevant to target systems.
  • Conduct limited temporary duty travel as mission requires.

Desired Qualifications

  • Experience with Windows kernel and driver reverse engineering.
  • Firmware analysis and embedded systems reverse engineering.
  • Network protocol analysis and vulnerability research.
  • Experience with UEFI/BIOS or bootloader security analysis.
  • Published vulnerability research, such as CVEs, conference presentations, or blog posts.
  • Familiarity with symbolic execution and taint analysis tools.
  • Understanding of offensive cyberspace operations workflows.

About the Company

Agile Defense

Cybersecurity and IT services for government

Agile Defense provides IT and cybersecurity services to the U.S. Federal Government, including digital transformation, IT modernization, and a Virtual Security Operations Center (VSOC) to defend against cyber threats. Its services support national security and civilian missions across federal agencies, delivered through various contract vehicles. The company expands its capabilities through acquisitions (IntelliBridge and XOR Security) and focuses on AI-enabled workforce transformation and enterprise IT to enhance government operations. Unlike many suppliers, Agile Defense emphasizes a government-focused portfolio with a multidimensional VSOC and AI-driven workforce upgrades, positioning itself to meet federal security and modernization needs. The goal is to help federal agencies protect data and systems, modernize IT infrastructure, and improve cyber resilience across national security and civilian missions.

Company size
1,001-5,000
Company stage
Acquired
Total funding
Not listed
Headquarters
Reston, VA
Founded
1998

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