Vulnerability Researcher / CNO Developer

Salary: $108,000 - 148,000 per year Requirements: We require a TS/SCI clearance. We are looking for experience with C or C++. We require at least 2 years of experience. We prefer candidates with three or more of the following skills: Knowledge of operating system internals across any major platform. Experience reading or writing assembly language, including x86, x64, ARM, PPC, MIPS, SPARC, 68k, or similar. Background developing embedded systems. Understanding of network protocols such as TCP/IP stacks, wire-level protocols, RF communications, BGP, routing protocols, or similar. Familiarity with exploit mitigations such as DEP and ASLR. Experience using reverse engineering tools such as IDA Pro, HexRays, Ghidra, Binary Ninja, or objdump. Experience using debuggers such as gdb, WinDbg, or OllyDbg. Experience building and using tools to identify, exploit, and productize vulnerabilities in complex software systems. We require a BS/MS in a technical discipline, or equivalent work experience. Responsibilities: We analyze systems to understand how they work and how they behave when they fail. We develop and defeat new and advanced security techniques. We work in small teams with close coordination with customers. We write code as part of our engineering work. We spend time reversing systems, including studying disassembly and writing Python to audit C++ code. Technologies: ARM Embedded Support Network Python Security TCP/IP C++ More: We are Nightwing, a technically advanced provider of full-spectrum cyber, data operations, systems integration, and intelligence mission support services. Our capabilities include cyberspace operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. We support customers across the intelligence community, defense, civil, and commercial markets. We bring disruptive technologies, agility, and competitive offerings to demanding missions, and our team has supported the U.S. government for more than four decades. We value collaboration and teamwork, and you will work alongside talented people who are passionate about solving complex problems and delivering strong results. This role is eligible for an employee referral award, subject to all eligibility requirements. We are an Equal Opportunity/Affirmative Action Employer and consider all qualified applicants without regard to protected characteristics. last updated 36 week of 2026