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Legato, LLC

Windows Vulnerability Researcher, Reverse Engineer

Legato, LLC

Vulnerability Researcher at Legato, conducting reverse engineering and vulnerability research on embedded systems. Active TS/SCI clearance required with focus on hardware debugging and security techniques.

Posted 4/17/2026full-timeDulles • Virginia • 🇺🇸 United StatesMid-LevelSeniorWebsite

Tech Stack

Tools & technologies
iOSLinuxTypeScript

About the role

Key responsibilities & impact
  • Covers the full life cycle of Vulnerability Research from reverse engineering and emulation, through vulnerability discovery, to productization and effects generation
  • Hardware debugging using JTAG/gdb
  • Knowledge on typical embedded systems including UART, boot-up sequences, and updating devices
  • Discovering vulnerabilities in firmware, device drivers, or proprietary embedded operating systems
  • Repurposing vulnerabilities for specific effects
  • Static and dynamic analysis, fuzzer development, malware analysis, and system emulation
  • Working in small teams with close coordination with customers to enhance capabilities or resolve issues

Requirements

What you’ll need
  • Active TS/SCI clearance
  • Familiarity with at least one common low-level architecture (x86, ARM, etc)
  • Ability to conduct vulnerability research against applications compiled for that architecture
  • Experience with software protection and binary armoring is a plus
  • Familiarity with modern exploit mitigation techniques and counter-measures is a must
  • Experience with Windows, Linux, iOS, or embedded platforms
  • Development experience is desired; scripting experience is required

Benefits

Comp & perks
  • Health insurance
  • 401(k) employer match with no vesting schedule
  • 4 weeks paid time off including a week of sick leave
  • 11 federal holidays off

ATS Keywords

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Hard Skills & Tools
vulnerability researchreverse engineeringhardware debuggingJTAGgdbstatic analysisdynamic analysisfuzzer developmentmalware analysisscripting
Soft Skills
team collaborationcustomer coordination
Certifications
TS/SCI clearance