Mobile Device Developer - Cyber Vulnerability

The Johns Hopkins University Applied Physics Laboratory (APL), a national leader in scientific research and development, is located midway between Baltimore and Washington, DC is seeking a Mobile Device Vulnerability Researcher.

Job Summary:

Seeking a creative and inventive engineer who will research cyber vulnerabilities and develop innovative Android or iPhone software at all layers from the application framework to the OS kernel level. Analyze devices to understand how they work and how they behave when hacked. Collaborate with teams of engineers working on leading edge technologies, developing and defeating new and advanced security techniques .


  • Hack hardware, firmware and software. Dissect and reverse engineer binaries. Collaborate with team members in the analysis and reverse engineering of hardware, firmware and operating systems to understand security vulnerabilities in mobile devices. (40%)
  • Create solutions for prototype and operational systems involving hardware and software development using knowledge gained from reverse engineering and vulnerability research. (40%)

  • Share knowledge by clearly articulating ideas through papers and presentations to technical staff, management and Government decision makers. Take advantage of opportunities to participate in working groups, customer meetings, proposal writing, and conferences. (20%)

Note: This job summary and listing of duties is for the purpose of describing the position and its essential functions at time

of hire and may change over time.


Required Qualifications:
  • BS Computer Science, Computer Engineering, Electrical Engineering, or related Technical Degree
  • 6+ years professional experience
  • Understanding of iOS or Android internals
  • Working knowledge of ARM assembly
  • Experience developing software/firmware for Android, iOS or other cellular devices
  • Understanding of exploit techniques and mitigations
  • Cu rrent DoD Secret security clearance

Desired Qualifications:

  • MS in Computer Science, Computer Engineering, Electrical Engineering
  • 9+ years of professional experience
  • Strong C/ARM assembly development skills
  • Experience using reverse engineering tools such as IdaPro
  • Understanding of wire-level protocols, RF communications
  • TS/SCI with polyg raph


Secret clearance is required. Applicants selected will be subject to a Government security clearance investigation and must meet the requirements for access to classified information. Eligibility requirements include U.S. citizenship.


APL offers a comprehensive benefits package including a liberal vacation plan, a matching retirement program, significant educational assistance, a scholarship tuition program for staff with dependents, and competitive salaries commensurate with skills and experience. For more information about our organization, please visit our web site at

Equal Employment Opportunity:

Johns Hopkins University/Applied Physics Laboratory (APL) is an Equal Opportunity/Affirmative Action employer that complies with Title IX of the Education Amendments Acts of 1972, as well as other applicable laws. All qualified applicants will receive consideration for employment without regard to race, color, religion, sexual orientation, gender identity, national origin, disability, or protected Veteran status.

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