Reuben Johnston has worked professionally in various embedded electronics and software engineering positions since 2000.  Presently, he is working as a researcher at the Johns Hopkins University Applied Physics Laboratory in the Space Exploration Sector, and lecturing part-time at the Johns Hopkins University Information Security Institute.  Reuben was previously employed by Science Applications International Corporation (SAIC).  Prior to working for SAIC, Reuben worked for the U.S. Department of Defense and also moonlighted part-time as a consultant with Key Technologies, Inc.  Reuben attended George Washington University and earned doctoral and master’s degrees in systems engineering.  For his undergraduate education, Reuben attended Lamar University, on multiple academic scholarships, and earned dual bachelor degrees in electrical engineering and computer science.

Operations and security researcher with lead role experience for small teams, and over 18 years of experience designing specifications for, developing, prototyping, integrating, and verifying secure embedded electronics hardware and software systems.  Cyber related expertise in electronic and software system security assessments and related reverse engineering.  Systems engineering expertise in concept of operations, requirements generation, architecture definition, detailed specifications design, integration, verification, and fault management for secure embedded electronics systems.  Core competencies for software implementation are in middleware (for integration of electronics and software), as well as embedded and engineering diagnostic applications.  Hardware implementation capabilities are centered on cable, electronic Printed Circuit Board (PCB), and Field Programmable Gate Array (FPGA) logic (using Hardware Description Language, or HDL) design.

For academic related correspondence, please use "reub [at] jhu [dot] edu".  For any other correspondence, please use "REuben [at] REubenjohnston [dot] com". 

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