Senior CNO Developer (Cyber263)

Research Innovations; Melbourne (KY); On-site; USD 120,000 - 180,000; Full time

Benefits offered by this job

Health insurance

401k with company match

Paid time off

Paid parental leave

Job summary

Research Innovations, Inc. in Florida seeks a Senior Security Researcher to join our Cyber security team. You will build offensive software for challenging environments and advance CNO capabilities across multiple layers, including userland, kernel, and network.

The role requires strong C and Python skills and direct CNO/Exploit experience. The position requires an Active US Top Secret security clearance with the ability to upgrade to TS/SCI.

Qualifications

• Significant experience programming in C and Python.
• Direct experience developing CNO or exploit capabilities.
• Embedded or firmware development experience on resource-constrained systems.
• Experience developing in Windows or UNIX apps using Visual Studio/.NET or makefiles.
• Familiarity with version control tools (Git, Subversion, CVS).
• Familiarity with CI/CD tools (Jenkins, GitLab, Bamboo).
• Experience with debugging/troubleshooting tools and techniques.
• Software Analysis/Reverse Engineering experience.
• Comfort writing assembly or mixed C/ASM when needed.
• Excellent oral, written, and interpersonal skills.

Responsibilities

• Build offense-grade software for denied, constrained environments.
• Design and debug CNO capabilities across userland, kernel, and network layers.
• Tear down and modernize legacy tooling for performance and maintainability.
• Develop software across Windows, Linux/Unix, embedded, mobile, and network devices.
• Perform deep binary analysis and reverse engineering across architectures.
• Evolve reproducible build systems, toolchains, and test harnesses.
• Work close to the metal: compilers, loaders, memory, and runtime behavior.
• Travel as determined by the customer.

Skills

C programming

Python programming

CNO development

Embedded/firmware

Windows/UNIX apps

Git/Subversion

CI/CD pipelines

Debugging techniques

Reverse engineering

Assembly language

Interpersonal skills

Tools

Git

Subversion

Jenkins

GitLab

Bamboo

Job description

Position Title : Senior Security Researcher

Location : St. Petersburg, FL | Melbourne, FL
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 looking for a committed CNO Developer to join our Cyber security team. You will solve uniquely challenging problems for our Defense and Homeland Security customers. 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

• Build offense-grade software that operates in denied, constrained, and adversarial environments
• Design, implement, and debug custom CNO capabilities across userland, kernel, and network layers
• Tear down, modernize, and re-engineer legacy and acquired tooling for performance, stealth, and maintainability
• Develop software that runs where defenders don’t want it (Windows, Linux/Unix, embedded, mobile, and network devices)
• Perform deep binary analysis and reverse engineering across architectures and calling conventions
• Own and evolve reproducible build systems, toolchains, and test harnesses
• Work close to the metal: compilers, loaders, memory, execution flow, and runtime behaviour
• Travel as determined by the customer

WHAT YOU HAVE DONE

• Significant experience programming in C and Python
• Direct experience developing CNO or exploit capabilities
• Embedded or firmware development experience on resource-constrained systems
• Experience developing in one (1) or more of the following:
  • Windows applications using Visual Studio or .NET environments
  • UNIX applications using make files or comparable build environments
• Familiarity with software version control tools (e.g., Git, Subversion, or CVS)
• Familiarity with CI/CD pipeline concepts and tools (e.g., Jenkins, GitLab, or Bamboo)
• Experience using software debugging/troubleshooting tools and techniques
• Software Analysis/Reverse Engineering experience
• Comfort writing assembly or mixed C/ASM when the problem demands it
• Excellent oral, written, and interpersonal skills, as well as the ability to effectively interact with customers

EVEN BETTER

• Mentored and coached other engineers or fulfilled the role of Tech Lead
• Experience working across OSI layers, including packet-level analysis and manipulation

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
• 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 colourful 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.

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