Senior Principal Cyber Mobile CNO Engineer

Principal Cyber Engineer – Cyber Offense and Defense Experts (CODEX)

Nightwing’s CODEX (Cyber Offense and Defense Experts) division brings together an elite team of mission‑focused industry experts to overcome advanced technical challenges. The division focuses on vulnerability research, reverse engineering, device emulation, system engineering, and data analytics.

The Principal Cyber Engineer will work on site with end users, solving real‑time cyber challenges and integrating reverse engineering results into native mobile applications for Android and iOS. This position requires collaboration with developers to build high‑impact mobile applications, providing continuous and meaningful feedback to meet development objectives and customer requirements.

Location:

Customer site in Chantilly, Virginia.

• Current TS/SCI clearance with Full Scope Polygraph required
• Experience with team or task leadership and customer interaction
• Experience developing for Android or iOS mobile platforms
• Experience with vulnerability assessment on Android or another mobile platform
• At least 5 years of experience with C/C++ on Unix/Linux platforms using Make/CMake build systems
• Familiarity with static decompilers (e.g., Hex Rays) and disassemblers (e.g., Ghidra)
• Experience developing against or working with large open‑source projects (e.g., AOSP)
• Desired:
  Understanding of CNE techniques and methodologies on Android and Linux
• Desired:
  
  Experience with the ARM
  64/ARM
  32 Architecture or similar
• Desired:
  Familiarity with Atlassian products (Bitbucket, Bamboo, JIRA, etc.) and version control software such as git
• Desired:
  Reverse engineering ARM binaries and developing proof‑of‑concept exploit software

• Requires a degree in a technical discipline

The salary for this position ranges from $122,000–$253,000 and is commensurate with the selected candidate’s qualifications, years of relevant experience, and demonstrated level of expertise.

Nightwing offers medical, vision and dental insurance coverage, a 401k plan, PTO, holidays, and additional insurances. This position is not relocation eligible; however, a signing bonus may be an option for the sufficiently qualified candidate. This requisition is eligible for an employee referral award.

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.