Finstone Mandizvidza Masawi

• Manufacture High security telecommunication cabinets
• Assembly and wire rectifiers and back up lithium batteries
• Wire and configure remote monitoring equipment
• Manage access control systems
• Repair electrical and electronic equipments
• Manage control room team and equipment
• Install and commission the cabinets on site
• Manages maintenance and repairs of telecommunication cabinets
• Purchased and oversaw inventory of supplies, tools and equipment.
• Managed and led a team of technicians for optimal productivity and job satisfaction.
• Maintained workshop activities in line with budget requirements.
• Enhanced customer satisfaction by consistently delivering quality workmanship and meeting deadlines.
• Identified areas in need of improvement and developed plans to correct problems.
• Prioritized tasks effectively based on urgency and importance, enhancing overall project management capabilities.
• Scheduled maintenance and repair projects to maintain optimal performance of all equipment and systems.
• Maintained high safety standards, resulting in reduced workplace accidents and increased employee wellbeing.

Duties: Involves managing projects of the following:

• Installations of Distribution transformers of up to 40MVA on 44KV/33KV network
• Installation and maintenance of 6.6kV to 33kV distribution substations
• Rural Electrification projects involving MV networks of 22KV and LV up to house connections.
• Repairs and breakdown maintenance of the following

o UPS

o Standby generators

o Low voltage equipment

o Pumps

o Cooling towers

o Ventilation systems

o Transformers

o Minisubs

o Overhead lines

o LV kiosks

o MV breakers (Vacuum, SF6 and oil)

o MV cable joints and terminations

• Sales of transformers and installations (Zimbabwe and Zambia)
• Generators installations and maintenance including refueling.

• Streamlined distribution operations for faster order fulfillment and increased customer satisfaction.
• Monitored equipment maintenance schedules to ensure optimal functionality and minimal downtime within the distribution center.
• Analyzed data trends to identify opportunities for further optimization within the distribution process.
• Established clear communication channels between departments for seamless coordination during peak periods or unexpected challenges.
• Maintained a safe work environment by enforcing strict adherence to safety protocols and regularly reviewing workplace practices.
• Developed standard operating procedures for various tasks within the facility, improving consistency across all shifts.

Duties

Maintenance, Repairing and Installing of

1. Winders, Winches and Sinking Hoists

2. Crushers

3. Conveyor Belts

4. Compressors

5. Overhead Cranes

6. Underground Ventilation Fans

7. Conveyor Belts

8. Underground water reticulation (Pumps)

9. Crushers

10. Electric Locomotives

11. 11kv and 3.3kv power reticulation

12. Drill Rigs E.g., Solo, Simba

The above equipment has PLC’s controllers and DC/AC drives PLCs involved are:

· Modicon

· Allen Bradley

· ALPSA

· Siemens (S5 and S7)

Drives involved are:

· Actom SIGMA DC drive

· ABB AC Variable Speed Drives (VSD’s)

· Ward Leonard DC drive

· SCADA systems

Braking systems on Winders (ESCORT Hydraulic system)

On the High Voltage reticulation, the following are employed:

· Protection Systems (on earth faults & over current faults)

· Vacuum breakers and contactors are used.

· Oil Circuit Breakers

· Transformers

Electric motors employed are:

· DC Shunt Motors of up to 3500KW

· DC Series motors used on Locomotives.

· AC Motors of up to 1000KW-squirrel cage and slip rings

Maintenance, Repairing and Installing of

· Winders, Winches and Sinking Hoists

· Crushers

· Conveyor Belts

· Compressors

· Overhead Cranes

· Underground Ventilation Fans

· Conveyor Belts

· Underground water reticulation (Pumps)

· Crushers

· Electric Locomotives

· 11kv and 3.3kv power reticulation

• Enhanced troubleshooting capabilities by staying current on industry advancements, tools, techniques, as well as attending relevant training sessions when available.
• Evaluated electrical installations and systems to isolate faults and implement corrective actions.

Maintenance and repairing of:

· Boilers – including ID and FD fans, Water pumps, Conveyor belts for coal, Gauge glasses, thermocouples, ultra sonic level sensors.

· Blowers – including 15MW AC 11kv Motors, OCB’s, Transformer (88kv/11kv)

· Water treatment plant – including VSD’s for pumps, Level sensors,

· Variable speed drive PLC controllers.

· Compressors

· Coke ovens

· Gas precipitators

· Generators

Cooling Towers