JIER welcomes research papers concerning any branch of the Engineering and Technology. The Major subjects covered by the journal includes but not limited to:

• Civil Engineering
• Aeronautical/Aerospace Engineering
• Electronics & Communication Engineering
• Electrical Engineering
• Electrical and Electronics Engineering
• Instrumentation Engineering
• Computer Science & Engineering
• Information Technology
• Mechanical Engineering
• Automation Engineering
• Automobile Engineering
• Mechatronics Engineering
• Industrial Engineering
• Metallurgical Engineering
• Material Science & Engineering
• Chemical Engineering
• Environmental Engineering
• Optical/Optoelectronics Engineering
• LASER Technology & Devices
• Optical Fiber Technology & Devices
• Nuclear Engineering
• Petroleum Engineering
• Textile Engineering
• Ceramic Engineering
• Engineering Physics
• Engineering Chemistry
• Engineering Mathematics
• Production Engineering