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Senior Principal Cybersecurity Researcher

Twosix TechnologiesArlington, VA

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Overview

Schedule
Full-time
Career level
Senior-level
Remote
On-site
Benefits
Career Development

Job Description

Overview of Opportunity

Two Six Technologies is actively seeking a Senior Principal Cybersecurity Researcher to join our Trusted Electronics & Effects team. The team comprises intellectual individuals passionate about reverse engineering, vulnerability research, and low-level programming. The team is growing and looking for someone with an advanced technical background who has an understanding of how to solve complex challenges and inspire creativity to address a wide range of difficult problems. If you have a passion for uncovering deep-seated software flaws and developing innovative mitigation strategies, our team wants to talk to you!

What you will do

  • Direct the planning and execution of high-visibility, mission-critical programs, providing expert technical leadership and innovation in reverse engineering (RE) and vulnerability research (VR).
  • Tackle complex problems with no known solutions, demonstrating a high degree of creativity while mentoring a team of technical experts to foster growth and knowledge-sharing.
  • Author authoritative technical reports, white papers, and proposals that clearly convey research findings and cybersecurity solutions to both technical and business stakeholders.
  • Exert a leadership presence across the company, contributing to strategy development and ensuring customer satisfaction by delivering cutting-edge solutions aligned with national security requirements.

What you will need (basic qualifications)

  • Demonstrated expertise in advanced cybersecurity research concepts typically acquired in a similar technical role.
  • Expert-level proficiency in two or more of the following: low-level programming (C/C++, Assembly) and the use of industry-standard disassemblers and decompilers, binary re-hosting frameworks to enable dynamic analysis, and building custom greybox/blackbox fuzzing harnesses.
  • Proven experience in vulnerability research (VR), including attack surface triage, identifying vulnerabilities, and developing proof-of-concept exploits to demonstrate security impact.
  • Extensive experience in technical mentorship and training, with a history of providing thorough solutions to complex problems and guiding less experienced team members.
  • Experience leading complex technical projects in reverse engineering/vulnerability research (RE/VR) or R&D for National Security customers.
  • Experience delivering high‑quality technical documentation-such as vulnerability research and findings, industry white papers, and competitive proposals-that distills complex cybersecurity concepts for diverse audiences.
  • Experience in a client-facing technical role, demonstrating strong communication and stakeholder management skills.
  • Active Top Secret clearance and willingness to obtain and maintain an SCI clearance.

Nice to have (preferred)

  • Master's or PhD in Computer Science, Engineering, or a related field.
  • Familiarity with embedded systems binary reverse engineering (e.g., ARM/MIPS/PPC arch, RTOS, Linux, Baremetal) or cryptographic design principles.
  • Experience in trusted computing design and implementation principles.
  • Experience with digital signals (e.g., UART, JTAG, SPI, I2C) or network protocol analysis.
  • Experience with accelerated RE/VR tools that speed up discovery, analysis, and validation.
  • Recognized standing within the external technical community, including experience in publishing articles or speaking at external engagements.

Security Clearance:

  • Active Top Secret clearance and willingness to obtain and maintain an SCI clearance.

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FAQs About Senior Principal Cybersecurity Researcher Jobs at Twosix Technologies

What is the work location for this position at Twosix Technologies?
This job at Twosix Technologies is located in Arlington, VA, according to the details provided by the employer. Some roles may also include multiple work locations depending on the requirement.
What pay range can candidates expect for this role at Twosix Technologies?
Employer has not shared pay details for this role.
What employment applies to this position at Twosix Technologies?
Twosix Technologies lists this role as a Full-time position.
What experience level is required for this role at Twosix Technologies?
Twosix Technologies is looking for a candidate with "Senior-level" experience level.
What benefits are offered by Twosix Technologies for this role?
Twosix Technologies offers Career Development for this position. Actual benefits may vary depending on the employer's policies and employment terms.
What is the process to apply for this position at Twosix Technologies?
You can apply for this role at Twosix Technologies either through Sonara's automated application system, which helps you submit applications 10X faster with minimal effort, or by applying manually using the direct link on the job page.