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Principal Vulnerability Researcher

Job in Arlington, Arlington County, Virginia, 22201, USA
Listing for: Trusted Concepts, Inc.
Full Time position
Listed on 2026-02-01
Job specializations:
  • Engineering
    Cybersecurity, Systems Engineer
Job Description & How to Apply Below

At Two Six Technologies, we build, deploy, and implement innovative products that solve the world’s most complex challenges today. Through unrivaled collaboration and unwavering trust, we push the boundaries of what’s possible to empower our team and support our customers in building a safer global future.

Two Six Technologies is seeking a Principal Vulnerability Researcher with active Top Secret Clearance to join our team in Arlington, Virginia. The team is growing and looking for someone with a reverse engineering and vulnerability research background who understands how to transition those findings into capabilities to support national security missions. The team wants to talk to you if you actively perform in-depth Linux-based reverse engineering!

What

You Will Do
  • Collaborate with team to align capability development roadmaps and complete transfer of vulnerability research prototypes into production environments
  • Perform reverse engineering and vulnerability analysis, informing operational parameters for complex system
  • Conduct in-depth reverse engineering and vulnerability analysis across various architectures and platforms
  • Model and analyze in-memory compiled application behavior to answer customer requirements
  • Assist with the forward development of technical solutions
  • Train & mentor junior engineers
What You Will Need (Basic Qualifications)
  • Bachelor’s (or higher) degree in computer science, engineering, or a related field (solid knowledge in RE or VR may substitute for a specific degree)
  • Extensive experience developing, debugging, and scripting in C/C++ and Python within Linux command-line environments, with a strong emphasis on low-level programming, memory management, and system interaction for reverse engineering and vulnerability research.
  • Experience with reverse engineering and vulnerability research, using tools such as IDA Pro, Binary Ninja, or Ghidra.
  • Active US Security clearance of Top Secret level and ability to obtain and maintain SCI
  • Must be willing to obtain and maintain a Polygraph clearance
Nice If You Have (Preferred)
  • Strong familiarity with cybersecurity principles and a strong interest in providing guidance to program staff
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