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Senior Vulnerability Researcher
CACI
Florham Park, NJ, USPosted Jul 23, 2026 · 5d ago$113k – $238k
Full-time$113k – $238kSeniorOn-siteTelecom
About this role
CACI is seeking a Senior Vulnerability Researcher with expertise in telecommunications security and reverse engineering to evaluate and secure proprietary telecom systems. You will probe the 5G stack for flaws, develop fuzzers, and uncover vulnerabilities to enhance national cybersecurity.
What we are looking for
6- Develop and deploy custom stateful fuzzers for 3GPP protocols
- Apply advanced binary analysis to reverse-engineer proprietary 5G firmware
- Utilize concolic and symbolic execution to uncover logic flaws
- Create Proof-of-Concept exploits for discovered vulnerabilities
- Document findings and translate technical complexity into actionable reports
- 7+ years of experience in vulnerability research or reverse engineering
Skills mentioned
2C++Linux
Work authorization
No visa sponsorship is available.
Must be authorized to work without sponsorship.
Requires a Top Secret security clearance.