Senior Vulnerability Researcher

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.

Join the Wireless Sector at Two Six Technologies in Arlington, Virginia, where we push the boundaries of software and firmware reverse engineering to uncover vulnerabilities in wireless and embedded systems. As part of our elite team of security researchers, you’ll work alongside CNO developers and hardware engineers, conducting cutting‑edge vulnerability research on complex, real‑world targets. Our government customers rely on us to deliver mission‑critical security solutions, and we’re looking for a Senior Vulnerability Researcher who thrives on reverse engineering embedded systems, discovering security weaknesses, and developing innovative proof‑of‑concept exploits.

If you’re passionate about wireless security, embedded firmware analysis, and making an impact on national security, we want you on our team.

• Conduct comprehensive reverse engineering on a variety of embedded systems
• Perform static and dynamic analysis to find security vulnerabilities in embedded systems
• Develop proof of concept capabilities to show research progress
• Document research findings to further the team’s understanding of embedded systems
• Collaborate with other disciplines to deliver solutions to our customers

• Bachelor’s Degree in Electrical Engineering, Computer Engineering, Computer Science, or related field
• Knowledge of
  * nix operating systems
• Knowledge of common network protocols TCP/IP, UDP, or HTTP
• Proficiency with at least one modern debugger such as GDB or WinDBG
• Proficiency in at least one modern decompiler such as Ghidra, IDA, or Binary Ninja
• Proficiency in at least one native programming language such as C or C++
• Proficiency in at least one scripting language such as Python
• Proficiency in at least one assembly language such as x86 or ARM
• Active US Security clearance of Top Secret level and ability to obtain and maintain TS/SCI

• Experience conducting vulnerability research on embedded systems
• Experience with defeating modern migrations such as ASLR, DEP, and Stack Canaries
• Knowledge of cellular standards such as 4G or 5G
• Knowledge of low bandwidth communications such as RS485, RS232, CAN
• Knowledge of Wifi, Bluetooth, Zigbee communication
• Previous experience in a client‑facing technical role

• Active US Security clearance of Top Secret level and ability to obtain and maintain TS/SCI

Two Six Technologies is committed to providing competitive and comprehensive compensation packages that reflect the value we place on our employees and their contributions. We believe in rewarding skills, experience, and performance. Our offerings include but are not limited to, medical, dental, and vision insurance, life and disability insurance, retirement benefits, paid leave, tuition assistance and professional development.

The projected salary range listed for this position is annualized. This is a general guideline and not a guarantee of salary. Salary is one component of our total compensation package and the specific salary offered is determined by various factors, including, but not limited to education, experience, knowledge, skills, geographic location, as well as contract specific affordability and organizational requirements.

Ready to make the first move towards growing your career? If so, check out the Two Six Technologies Candidate Journey! This will give you step‑by‑step directions on applying, what to expect during the application process, information about our rich benefits and perks along with our most frequently asked questions. If you are undecided and would like to learn more about us and how we are contributing to essential missions, check out our Two Six Technologies News page!

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