Senior Specialist, Security Research Engineer

L3Harris Technologies

Senior Security Software Research Engineer addressing vulnerabilities in software with a team at L3Harris. Collaborating with elite security researchers and providing guidance in security outcomes.

Posted 5/1/2026full-timeRemote • District of Columbia, Washington • 🇺🇸 United StatesSenior💰 $111,500 - $207,500 per yearWebsite

Tech Stack

Tools & technologies

AndroidiOSLinuxPythonSwift

About the role

Key responsibilities & impact

Finding vulnerabilities in ubiquitous Internet-deployed software and/or popular devices’ software or firmware
Constructing exploits for vulnerabilities discovered by yourself or your team
Guiding the teams technical outcomes to measurable deliverables for the organization
Training, management and provision of guidance to all levels of team members
Regular interaction with managers and customer-facing staff members to field queries and questions about technical work
Ability to obtain and maintain security clearance
Take an active role in cross-team projects when required

Requirements

What you’ll need

Bachelor’s Degree with a minimum 6 years prior relevant experience
Graduate Degree with a minimum of 4 years of prior related experience
In lieu of a degree, minimum of 10 years of prior related experience
5+ years of Vulnerability Research, reverse engineering, and bug-hunting
Experience with static and dynamic binary analysis
Experience with iOS, Android, Windows, Linux, or embedded systems kernel, user land, and internals or browser internals
Experience with common tools in security research (e.g. IdaPro, Ghidra, Radare, Binary Ninja, AFL, SysInternals, GDB, WinDBG, etc)
Experience with common programming languages (e.g. C/C++, Python, Swift, etc)
Experience with common architectures (e.g. x86/64, ARM, AARCH64, MIPS, PowerPC, TILEGX, etc)
Experience with modern security system features, exploit mitigations, and evasion techniques (e.g. defeating ASLR, DEP, Control Flow Guard, ROP, Security Product/AV Evasion, etc)
Experience with a wide-range of modern exploitation concepts and techniques
Experience with Computer Network Operations / Computer Network Exploitation
Experience with symbolic execution and emulation software (e.g. QEMU, Corellium, VHDL, etc)
Cryptographic experience (e.g. side-channel attacks, implementing AES, etc)
Experience teaching and mentoring junior vulnerability researchers
Bespoke fuzzer development experience

Benefits

Comp & perks

health and disability insurance
401(k) match
flexible spending accounts
EAP
education assistance
parental leave
paid time off
company-paid holidays

ATS Keywords

✓ Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

vulnerability researchreverse engineeringbug huntingstatic binary analysisdynamic binary analysisexploit developmentcryptographyfuzzer developmentcomputer network operationssymbolic execution

Soft Skills

team managementtrainingguidancecommunicationcross-team collaboration