Principal Vulnerability Researcher ($300k+/year + Sign-On Bonus)

twosixtechnologies

Linthicum, Maryland · Linthicum · United States

Posted Aug 13, 2026

Contract
On-site
TE2 - Trusted Electronics

Job description

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.

Compensation & Incentive Highlights

Target Base Salary: $300,000+ (Final salary is determined based on candidate qualifications and experience alignment with open roles)
Sign-On Bonus: Starting at $25,000 for qualified FSP hires.
Benefits & Flexible PTO: Comprehensive health, dental, and vision coverage, 401(k) matching, paid professional development, educational assistance, and flexible PTO with rollover options and annual payout opportunities.

Overview of Opportunity

Join the Trusted Electronics & Effects business unit of Two Six Technologies, where you’ll provide strategic technical leadership in vulnerability research across hardware, software, and operational domains. Working alongside engineers, researchers, and clients, you’ll identify vulnerabilities, assess operational impacts, and develop effective countermeasures. Our fast-growing roster of government customers relies on us to deliver advanced security solutions, and we’re looking for a Principal Vulnerability Researcher to drive research programs and mentor technical teams.

This role requires regular on-site support at the Linthicum, Maryland customer site.

What you will do:

Lead the identification of vulnerabilities and attacks across hardware, software, personnel, logistics, procedures, and physical security, linking them to operational and mission impacts.
Identify vulnerabilities and potential attacks across hardware, software, procedures, logistics, and physical security of systems
Develop proof of concept (PoC) code for identified vulnerabilities
Reverse-engineer targeted embedded systems to identify vulnerabilities
Review source code looking for risks and vulnerabilities
Analyze the effects of vulnerabilities on mission outcomes and operational effectiveness.
Compare system attack techniques and propose operationally effective countermeasures
Produce reports, briefings, and perspectives on actual and potential attacks
Provide technical leadership on research efforts, prioritizing investigations, reviewing methodologies, and overseeing proof-of-concepts.
Mentor and guide junior engineers and researchers, reviewing technical approaches and fostering skill development.

What you will need (Basic Qualifications):

Doctorate in Computer Science, Computer/Electrical Engineering, or a related field and 7 years of relevant experience, OR Master’s degree and 9 years of relevant experience, OR Bachelor’s degree and 11 years of relevant experience, OR Associate’s degree and 13 years of relevant experience.

Relevant experience: computer/information systems design/development, programming, information/cyber/network security, reverse-engineering, vulnerability analysis, penetration testing, computer forensics, information assurance, or systems engineering

Proficiency in C/C++, Python, and at least one ISA (e.g. x86/ARM/MIPS)
Proficiency in Linux command-line environments
Experience using a decompiler such as IDA Pro, Binary Ninja, or Ghidra
Experience using vulnerability research tools such as emulators or fuzzers
Experience using a software debugger such as GDB or WinDbg
Ability to work on-site at Linthicum, Maryland customer site regularly.

Nice If You Have (Preferred):

Experience translating vulnerabilities into operationally relevant impact assessments and countermeasures.
Experience producing technical briefings for operational stakeholders
Experience using a hardware debugger
Experience with UART, SPI, I2C
Experience with common secure communications such as TLS or SSH
Familiarity with embedded firmware, RTOS, or networked systems
Familiarity with high-side environments

Security Clearance:

Active TS/SCI clearance with Polygraph required

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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.

Salary Range

$300,000—$325,000 USD

Looking for other great opportunities? Check out Two Six Technologies Opportunities for all our Company’s current openings!

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! We share information about the tech world around us and how we are making an impact! Still have questions, no worries! You can reach us at Contact Two Six Technologies. We are happy to connect and cover the information needed to assist you in reaching your next career milestone.

Two Six Technologies is an Equal Opportunity Employer and does not discriminate in employment opportunities or practices based on race (including traits historically associated with race, such as hair texture, hair type and protective hair styles (e.g., braids, twists, locs and twists)), color, religion, national origin, sex (including pregnancy, childbirth or related medical conditions and lactation), sexual orientation, gender identity or expression, age (40 and over), marital status, disability, genetic information, and protected veteran status or any other characteristic protected by applicable federal, state, or local law. For more information review the Two Six Technologies Equal Employment Opportunity and Affirmative Action Policy and the EEO Poster.

If you are an individual with a disability and would like to request reasonable workplace accommodation for any part of our employment process, please send an email to accommodations@twosixtech.com. Information provided will be kept confidential and used only to the extent required to provide needed reasonable accommodations.

Additionally, please be advised that this business uses E-Verify in its hiring practices.

By submitting the following application, I hereby certify that to the best of my knowledge, the information provided is true and accurate.