Principal Senior Vulnerability Research Engineer; Onsite

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers’ most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in the intelligence community, defense, civil, and commercial markets.

Use advanced systems to find zero‑day (O‑day) vulnerabilities. Responsible for analyzing, designing, and identifying programmatic behaviors. Have an opportunity to develop, test, and debug software applications. Research data and provide new design ideas for vulnerability techniques. Understands terminologies like debugging and fuzzing and applying it into your work.

• Requires 12 years and a bachelor’s degree or 10 years and a master’s degree in computer science or related field.
• Solid understanding of software development and knowledge in C, C++, or Python.
• Experience with program analysis, reverse engineering, and debugging tools (e.g., angr, BAP, IDA Pro, Binary Ninja, gdb, Ghidra, windbg).
• Knowledge of Windows or Linux.
• Knowledge of Assembly (x86/x64).
• Clearance Requirements: TS/SCI CI Poly Preferred.
• Place of Performance – Maryland.

• Understanding of OS Internals (any major OS).
• Experience with exploit development, Hack The Box, etc.
• Experience reading or writing assembly.
• Understanding of network protocols, application layer, and ability to read/write socket code.
• Understanding of exploit mitigations such as DEP and ASLR.
• Relevant Certifications (Not Required): OSCP, OSCE, OSWP, OSEP, OSWE, OSED, OSEE, GPEN, GWAPT, GXPN, CISSP.

Whether you’re just starting out on your career journey or are an experienced professional, we offer a total rewards package that goes above and beyond with compensation; healthcare, wellness, retirement and work/life benefits; career development and recognition programs. Previously part of a leading Fortune 100 company and headquartered in Dulles, VA, Nightwing became independent in 2024 but continues to support the nation’s most mission‑impactful initiatives.

At Nightwing, we value collaboration and teamwork. You’ll have the opportunity to work alongside talented individuals who are passionate about what they do. Together, we’ll leverage our collective expertise to drive innovation, solve complex problems, and deliver exceptional results for our clients.

The salary associated with this position ($122,000‑$253,000) is commensurate with the selected candidate’s qualifications, years of relevant experience, and demonstrated level of expertise. Compensation will be determined based on these factors to ensure alignment with skills, responsibilities, and market standards. Nightwing offers medical, vision and dental insurance coverage in addition to a 401(k) plan, PTO, holidays and additional insurances.

Nightwing is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age or any other federally protected class.