---
title: 'Vulnerability Researcher II at Research Innovations'
canonical: 'https://feeny.ai/job/vulnerability-researcher-ii-research-innovations-st-petersburg-ktx6tt8ta928'
type: 'job'
last_seen: '2026-09-16'
---

# Vulnerability Researcher II at Research Innovations

- **Company:** Research Innovations
- **Location:** St Petersburg, FL
- **Employment:** full-time
- **Work type:** onsite
- **Posted:** 2026-09-09
- **Last confirmed live:** 2026-09-16
- **Apply:** https://jobs.lever.co/researchinnovations.com/fa73f8ce-bc34-4991-87d7-ea17dfdfcf9c

## Job description

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 WILL BE DOING

- Conducting reverse engineering and vulnerability analysis on applications, OS components, and embedded systems with guidance from senior researchers.
- Assisting in identifying attack surfaces, analyzing in-memory behavior, and documenting findings.
- Creating simple proof-of-concept exploits or scripts to validate discovered vulnerabilities.
- Supporting research on mobile devices, firmware, and embedded platforms.
- Collaborating closely with teammates, participating in design discussions, and contributing to shared tooling.
- Communicating results clearly to peers and improving documentation.

## WHAT YOU HAVE DONE

- Built a strong foundation in low-level systems concepts: memory layout, CPU architecture basics (x86/ARM/MIPS), OS internals, or compiler behavior.
- Completed coursework, projects, internships, or entry-level work involving reverse engineering, binary analysis, or vulnerability discovery.
- Used tools such as IDA, Ghidra, Binary Ninja, or debuggers during academic or practical exercises.
- Written code in Python and at least one compiled language (preferably C).
- Gained familiarity with security fundamentals such as exploit mitigations (ASLR, DEP/NX, stack canaries), cryptographic concepts, and protocol behavior (TCP/IP, HTTP, DNS).
- Demonstrated curiosity and a growth mindset through self-driven learning or personal research projects.

## EVEN BETTER

- Experience with malware analysis, symbolic execution, or automated VR pipelines.
- Exposure to mobile OS security (iOS, Android) or RTOS environments.
- Familiarity with software protection/anti-reversing techniques.
- Background with hardware interfaces, embedded boards, or radio/wireless protocols.

## REFERRALS

Know someone who would make a great Vulnerability Researcher?

Refer them at [www.researchinnovations.com/external-referrals](https://www.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

## About Research Innovations

## Company Overview
- **One-liner**: Research Innovations Inc (RII) builds mission‑grade AI‑powered software and hardware for defense, intelligence, and cyber operations, designed by former operators and deployed in the field.
- **Entity Type**: Private (no public funding rounds disclosed)
- **Headquarters**: Alexandria, Virginia, United States
- **Founded**: 2009
- **Founders**: Rich Briggs (Founder, Chairman, CTO)

## Core Business
- Primary industries: National defense, intelligence, cybersecurity, command & control (C2)
- Target customers: U.S. Department of Defense, allied militaries (UK, Canada), intelligence community
- Mission or purpose: “Creating RIIdiculously Awesome® solutions that make the world safer” – delivering AI‑enabled tools that let operators perform at expert level from the moment they plug in.

## Products & Services
- **PRIISM MAX**: Doctrine‑aware AI platform for joint all‑domain command and control (JADC2), enabling multi‑national data sharing, targeting coordination, and decision support.
- **Dragonfly**: Field‑hardened hardware for contested environments, designed for edge deployment.
- **Precision Offensive Cyber Effects**: Cyber capabilities built by former operators for real‑world mission impact.

## Market Standing
- **Valuation/Market Cap**: Not disclosed (private company)
- **Key Metric**: Annual revenue $62.4M (LinkedIn estimate, 2025); headcount ~350 (company site) or ~244 (LinkedIn, +10% YoY)
- **Notable Investors/Partners**: No external investors listed; partners include UK Ministry of Defence (since 2017), Canadian Armed Forces (10+ years), U.S. joint commands
- **Growth Signals**: Headcount growth of ~10% YoY; global footprint with offices in Alexandria, San Antonio, Melbourne, St. Petersburg, and London; active hiring for engineering, cyber, and mission roles

## Competitive Advantages
- Domain expertise: one‑third of employees are former military (targeting officers, EW specialists, cyber operators) – software is built by people who have done the job.
- Speed of fielding: products ship in weeks, not years, without shortcutting doctrine or safety.
- Coalition interoperability: architecture designed from the start for multi‑national operations, not adapted later.

## Strategic Focus
- Continuing to scale JADC2 capabilities for joint and allied forces.
- Deepening AI/ML integration into real‑time targeting and decision support.
- Expanding international partnerships (UK, Canada) and forward‑deployed teams (Hawaii, Seoul).

## Why Work Here
- Culture: “RII is where elite engineers, vulnerability researchers, and operational experts build critical technology.” Developers work directly with end‑users – no requirement translation layer.
- Remote/hybrid: Flexible hours and remote‑friendly roles; interviews may be remote or on‑site depending on role.
- Perks: Competitive health & wellness (Headspace included), 401(k) Safe Harbor match (immediately vested), incentive compensation, charitable matching, pet insurance, WFH fund, education assistance, internal R&D program (CanaRII).
- Unique opportunities: DoD SkillBridge partner for transitioning service members; strong veteran community.

## Sources
1. [researchinnovations.com/company](https://www.researchinnovations.com/company)
2. [researchinnovations.com/careers](https://www.researchinnovations.com/careers)
3. [linkedin.com/company/research-innovations-incorporated](https://linkedin.com/company/research-innovations-incorporated)
4. [jobs.lever.co/researchinnovations.com](https://jobs.lever.co/researchinnovations.com)
5. [builtin.com/company/research-innovations-inc](https://builtin.com/company/research-innovations-inc)

## Other roles at Research Innovations

- [Carnegie Mellon University Career Fair 2026](https://feeny.ai/job/carnegie-mellon-university-career-fair-2026-research-innovations-various-82ygvjrfk9d3) — Various
- [Information Assurance 2027 Summer Internship](https://feeny.ai/job/information-assurance-2027-summer-internship-research-innovations-san-antonio-w17cehz0r4s4) — San Antonio, TX
- [Vulnerability Research 2027 Summer Internship](https://feeny.ai/job/vulnerability-research-2027-summer-internship-research-innovations-melbourne-9hymrg38kb1h) — Melbourne, Australia
- [CNO Developer II](https://feeny.ai/job/cno-developer-ii-research-innovations-san-antonio-fj3zvq3wc1jz) — San Antonio, TX
- [Cyber Senior Program Manager](https://feeny.ai/job/cyber-senior-program-manager-research-innovations-st-petersburg-m3byhmtvrzxs) — St Petersburg, FL
- [Senior Principal FPGA & Digital Signals Processing Engineer](https://feeny.ai/job/senior-principal-fpga-digital-signals-processing-engineer-research-innovations-zmm83bv787rw) — Alexandria, VA
- [Senior Vulnerability Researcher](https://feeny.ai/job/senior-vulnerability-researcher-research-innovations-san-antonio-gpbxdkbp9w4r) — San Antonio, TX
- [Hardware Quality Assurance & Control Engineer](https://feeny.ai/job/hardware-quality-assurance-control-engineer-research-innovations-alexandria-4tmf3kh0n78s) — Alexandria, VA
- [Software Development Engineer in Test](https://feeny.ai/job/software-development-engineer-in-test-research-innovations-alexandria-7hyhkhfg7t30) — Alexandria, VA
- [Senior Vulnerability Researcher](https://feeny.ai/job/senior-vulnerability-researcher-research-innovations-st-petersburg-k4kex34pn344) — St Petersburg, FL