Mahmoud Mohammed

1. Managing production process including material purchasing, assembly steps priorities ordering, staff task scheduling and quality control process feedback.
2. Instrumentation operation and repair like Tachometer, HART devices, temperature calibrator, RTD devices, 4-20mA transducers and 4-20mA indicators…ect.
3. Manager of maintenance workshop as I manage OE company maintenance work shop operation against customers requirements by identifying work priorities and supplying required materials and tools to our maintenance staff. Also help our maintenance staff in repairing of too bad problem devices.
4. Developing of maintenance solutions for obsolete (or hard to find spare parts) products.
5. Design and Development of test and measurement equipments like secondary injection test set, alarm announciator module, Battery Charger Monitor system, microhommeter, RTD temperature indicators … etc.
6. Design and Development of Over Current digital protection relay based on IEC and IEEE standards.
7. Hardware Development and PCB design of electronic Systems and Crane Crash Protection System using Atmel ATmega μcontroller series.
8. Maintenance of CNC machines, test and measurements equipments and digital protection relays Alstom, General Electric … etc.
9. Maintenance of PLCs modules \{CPU, Power Supply, Digital IN/Out Cards, Analog IN/Out cards\} like Siemens \{S5, S7\}, AB and GE Fanuc.
10. Maintenance of Human Machine Interface \{HMI\} modules, measurement and test equipments e.g. secondary injection test set, HIPOT up to 300KV, microhmmeter, TANDELTA, turns ratio meter, electricity meter calibrator like MTE, Applied precision …. etc.
11. Electronic boards and medical equipments repairing and troubleshooting with and without schematic diagrams.

Technical Support and Maintenance of Megger, Fluke, Lecroy, Tektronix and Applied precision companies’ products.
Maintenance and repair of electronic test equipments like insulation tester, transformer Turns ratio tester ...ect.
Development of electronic equipments simulating PLC systems using ATmega 8535 μ controller.

I was in charge of Assembly line :
1- Supervising assembly of Prototype and Field products.
2- Training our technicians on SMD components soldering techniques.
Head of Printed Circuit Boards(PCB's) department:
1- Supervising Pcad projects using Altium PCAD 8.5.
2- Design and Supervision Protel projects using Altium Protel DXP 2004.
3- Design, Routing of PCB and schematic simulation using Altium Protel DXP 2004, Altium designer 6.8, Altium designer 10 and Orcad ver 9.1 packages.
4- Generating Gerber files and necessary output files using CAM editor packages as follows:
5- CAMtastic which is a part of protel package.
6- CCAM package used to generate different LPKF machine files (generally CUT and DRILL files).
7- ECAM package used to verify the required output Gerber files from any CAD/CAM program.
8- ISO PRO package used to generate different CNC machine files.
9- PCB reverse engineering using CAMtastic 2004.
10- Three phase prepaid electronic meter in Solymania Golf Village.
11- Alarm protection module using AT89C2051 microcontroller
12- Baby incubator systems based on Motorola 68HC908QY4 micro controller
13- Switched Mode Power Supply (SMPS) both Buck (forward or step down) and Boost (step up) topologies.
14- Lead acid battery charger.
15 Single phase electronic meter with Power Line Carrier “PLC”.

Repair:-
1- LCD monitors.
2- Laptop power maintenance.
3- LINAK motors control and power module used in medical systems.
4- Switched Mode Power Supplies (SMPS) modules.
5- Maintenance of electronic systems.