1. Maintaining and administering computer networks and related computing environments including systems software, applications software, hardware, and configurations.
2. Performing disaster recovery operations and data backups when required.
3. Protecting data, software, and hardware by coordinating, planning and implementing network security measures.
4. Troubleshooting, diagnosing and resolving hardware, software, and other network and system problems.
5. Replacing faulty network hardware components when required.
6. Maintaining, configuring, and monitoring virus protection software and email applications.
7. Monitoring network performance to determine if adjustments need to be made.

Hardware Engineer Responsibilities:

1. Design and oversee the production of computer hardware equipment.
2. Test and re-test parts to ensure they work properly.
3. Identify and isolate defects.
4. Design and develop the software systems that control computers.
5. Design and test circuits and other electronic components.
6. Test work and refine processes.
7. Integrate components into the final design.
8. Evaluate the effectiveness of the design and change if necessary.
9. Estimate cost, reliability, and safety factors.
10. Use computers extensively to produce and analyze designs.
11. Generate specifications for parts.
12. Control the efficiency of processes.