Firmware-Savvy CNO Developer (TS/SCI w/Poly)

Parsons is seeking a skilled Reverse Engineer / Embedded Software Developer to work on mission‑critical projects supporting national security missions.In this role you will perform hands‑on reverse engineering and embedded software development, collaborate with experts, and contribute directly to national security.What You'll Be Doing:Conduct reverse engineering of embedded systems, binaries, and firmware.Design, develop, and implement embedded software capabilities in C.Apply vulnerability research and CNO skills to discover and implement novel solutions.Work on‑site at a contractor facility, fully integrated into a small, expert team.Collaborate with senior subject matter experts and leverage their mentorship to expand your skills.Contribute to efforts that directly enhance national security and protect critical systems.What Required Skills You'll Bring:5+ years of professional experience in software engineering, reverse engineering, or vulnerability research (or 3+ years of experience with a Master's degree)Demonstrated experience with reverse engineering (e.g., binaries, firmware, or embedded systems)Strong proficiency in the C programming languageActive TS/SCI clearance with polygraphWhat Desired Skills You'll Bring:Experience with vulnerability research (e.g., exploit development, fuzzing, or security analysis of embedded systems)Familiarity with common RE tools and environments (e.g., IDA Pro, Ghidra, binary analysis platforms)Experience in CNO or related cybersecurity operationsSecurity Clearance Requirement:An active Top Secret SCI with polygraph clearance is required for this position.Salary Range:$103,500.00 - $181,100.00Benefits:Medical, dental, vision, paid time off, 401(k), life insurance, flexible work schedules, holidays.Equal Opportunity Employer:Parsons is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, veteran status or any other protected status.Fraud Notice:Parsons is aware of fraudulent recruitment practices. To learn more about recruitment fraud and how to report it, please refer to

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