Senior Vulnerability Researcher (Cyber265) with Security Clearance

Position Title: Security Researcher
Location: St. Petersburg, FL | Melbourne, FL | San Antonio, TX
Clearance Requirement: Top Secret/SCI
Employment type: Full Time Research Innovations Inc. (RII) is redefining defense technology. We combine mission-driven impact with cutting-edge research and a culture that values autonomy, creativity, and technical excellence. We are seeking security researchers to independently explore and exploit complex systems, from kernels to embedded platforms, to solve the unsolvable. This role combines deep technical problem-solving with real-world impact on defense and homeland security systems. Get s#it done. This position requires an Active US Top Secret security clearance, and the ability to upgrade to TS/SCI Special Access Program access

What You'll Do

• Research vulnerabilities across operating systems, kernels, hypervisors, firmware, embedded systems, and complex applications.
• Reverse engineer binaries and system components to identify novel attack surfaces.
• Develop exploits, mitigation bypasses, and proof-of-concepts against modern targets.
• Build tooling and emulation environments to support vulnerability discovery, analysis, and exploitation.
• Collaborate with other researchers to drive impactful security research.

What You Bring

• Demonstrated success finding impactful vulnerabilities in real-world targets.
• Strong knowledge of OS internals, low-level systems, and exploit development.
• Deep reverse engineering experience across native code, firmware, or kernel components.
• Experience developing exploits and bypassing modern mitigations.
• Proficiency with research tooling and automation (Python, C). Bonus Points
• Hypervisor, firmware, embedded, mobile, or wireless security research.
• Experience with fuzzing, symbolic execution, or advanced program analysis.
• Public research, conference talks, publications, or open-source contributions.

REFERRAL Know a great Vulnerability Researcher? Earn a referral bonus by submitting them here: wwww.researchinnovations.com/external-referrals At RII, we believe that diversity in our workforce is critical to our success. We strive to hire great people from a wide variety of backgrounds, not just because it's the right thing to do, but because it makes us stronger. We work to help your intellectual passions and creativity thrive. It's one of our core values: Let your geek flag fly.

We also offer all employees comprehensive benefits including: flexible work schedules, health insurance coverage, paid time off, 401k with a company match, paid parental leave, access to wellness programs and much more. You get this all from day one, and all paid for by RII. It's all part of another of our core values: Stay human. It's why our comfortable and colorful offices such as our headquarters, include a community game room, pantry, massage chair, and an escape room, among other amenities. It's why we have community ambassadors and regular community events.

Research Innovations, Inc. is an equal opportunity employer.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender, gender identity or expression, national origin, genetics, disability status, protected veteran status, age, or any other characteristic protected by state, federal or local law. #LI-AC1 We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information.

These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.