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# Vulnerability Researcher/CNO Developer (Onsite)

- **Company:** NIGHTWING LLC
- **Location:** San Antonio, TX, United States
- **Contract:** Permanent contract
- **Skills:** Border Gateway Protocol, C++ (Programming Language), Software Debugging, Payment Systems, GNU Debuggers, Routing, Network Protocols, OllyDBg, Reverse Engineering, TCP/IP, WinDBg, IDA Pro, Scalable Processor Architecture
- **Published:** October 26, 2026
- **Apply:** https://www.techcareers.com/job.asp?id=3466714039&tx=KK3333FFF&pt=1&aff=0B19D771-A501-4A5E-8338-2A822B784D54&utm_source=Job%20Feed&utm_medium=textkernel&utm_campaign=DE&utm_term=0B19D771-A501-4A5E-8338-2A822B784D54

## About the Role

* TS/SCI Clearance Required
 * Experience with C or C++ 3 or more of the following desired skills

Desired Skills

 * Understanding of OS Internals (any major OS)
 * Experience reading or writing assembly (x86, x64, ARM, PPC, MIPS, SPARC, 68k, or others)
 * Experience developing embedded systems
 * Understanding of network protocols (TCP/IP stacks, wire-level protocols, RF communications, BGP, routing protocols, or others).
 * Understanding of 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, OllyDbg
 * Experience building and using tools to find, exploit, and productize vulnerabilities in complex software systems

Security Clearance

Qualified applicants may be subject to a security investigation and must meet minimum qualifications for access to classified information. U.S. Citizenship is required. Qualified applicants must meet the requirements to obtain and maintain a government security clearance.

Education Required

BS/MS in technical discipline or Equivalent work experience will be considered.

Employee Referral Award Eligibility: This requisition is eligible for an employee referral award. ALL eligibility requirements must be met to receive the referral award.