MISHECK YOTAMU

KEY RESPNSIBILITIES
I was responsible for leading all factory activities towards the manufacturing of popped corn chips.
I acted as the management representative in charge of seeing that the health and safety requirements are followed in the manufacturing process.
I lead in the implementation of good manufacturing practices (GMPs), good engineering practices (GEPs) in accordance with the South African Food Safety Standards.
I was responsible for ensuring strict adherence to quality standards in the manufacturing process.
I was responsible for ensuring that machines are maintained to the highest standard to ensure both the safety of the people using them and the manufactured products.
Using various trending and analysis tools to evaluate the effectiveness of the manufacturing processes employed.

I was responsible for machining replacement parts for valves on the lathe, milling and drilling machines that include thread-cutting (left-hand, right-hand, metric, imperial, external and internal thread forms) on spindles, revolving nuts and lock nuts. I was responsible for assembling all different types of valves.

Was responsible for machining replacement parts for valves on the lathe, milling and drilling machines that include thread-cutting (left-hand, right-hand, metric, imperial, external and internal thread forms) on spindles and lock nuts. I was responsible for assembling all different types of valves.

Leading in carrying out maintenance tasks: - breakdown maintenance, scheduled on repair and discard tasks and preventive maintenance.
I maintained a buffer stock of critical spares for equipment to prevent stock-outs and unnecessary stoppages.
Improving manufacturing efficiency by analyzing and planning workflow, space requirements and equipment
I provided manufacturing and systems engineering information by answering questions and requests on equipment layout.
I maintained product and company reputation by complying with statutory and regulatory requirements.
I maintained a database of all engineering equipment.
I used modern methods such as Gantt charts, PERT, FMECA and modern maintenance techniques to improve on plant availability and give a true reflection on the state of equipment.
I wrote monthly and quarterly engineering reports to appraise management on the state of the plant.
I participated in the implementation of the Food Safety Management System (FSMS) ISO 22000 of 2005 by writing departmental procedures and gathering statutory requirements.

I was responsible for the upkeep and maintenance of all rotating equipment and other plant machinery.
I carried out equipment root cause analysis (RCA) to find solutions to technical problems and implement corrective measures.
I was involved in the conducting of technical and economic evaluations during the tendering process to select the suitable supplier/service provider to carry out the task.
I facilitated the identification of potential solutions to plant challenges and the choice of the optimal solution.
I measured plant availability every month and the trend analysis of the information to identify areas that required improvement.
I identified plant critical spares and facilitated their requisition.
I assisted the factory engineer in the running of the department and achievement of engineering objectives and goals.
I was directly in charge of planning, overseeing the execution of maintenance tasks and the supervision of artisans, technical hands and operators in the execution of tasks.
I identified areas that needed modifications/redesign, prepared technical information and diagrams and chose external service providers to carry out the work.
I was responsible for liaising with regional and international OEMs for the provisional of services and technical upgrades required on machinery.
I supervised outside contractors and commissioned redesign projects.
I worked with outside contractors and NSSA inspectors for boiler preparation for annual inspections and the commissioning of the same.
I possess maintenance exposure to the latest dairy processing and packaging plants, which include centrifugal pumps, variable speed gearboxes, chain timing mechanisms, gear timing mechanisms, cam timing, rotary filling machines, product separators, homogenizers, plate heat exchangers, tubular heat exchangers, positive-displacement pumps and diesel-fired fire tube boilers and their associated equipment.

I reported to the workshop foreman for the achievement of mechanical maintenance engineering in my section.
Filling in of job cards and work orders, compiling each machine’s breakdown history and then proffer solutions to eliminate recurrent machine problems.
I attended toolbox meetings every morning to discuss the previous day’s problems so as to map a way forward on reducing/eliminating machine problems.
Responding to production department needs by carrying out comprehensive troubleshooting of mechanical components of machinery to increase machine availability.
I inspected and dismantled gearboxes for periodic servicing and replacement of worn parts, bearings, gears, oil scrappers, shims and gaskets.
I inspected and dismantled both single-stage and multi-stage centrifugal pumps to replace worn parts- bearings, shaft seals (mechanical seals or gland packing material), impeller/s and flange gaskets.
I dismantled positive displacement pumps (gear pump, internal gear pump, lobe rotor pump, vane pump, diaphragm pump, radial-piston pump and axial-piston pump) to replace worn parts- swash plate, vane blades, crescent-shaped separator, gears, lobes, bearings, seals and gaskets.
I replaced broken links (common and drives) on stoker beds and assembling new stoker beds for coal-fired fire-tube boilers.
I performed shift work, on-call and standby duties.
I manufactured plant replacement components on lathe machines, drilling and milling machines.

I was stationed at Murowa Diamonds to carry out maintenance duties in their Crushing and Screening plant, Dense Media Separation plant and the Recovery plant.
I was responsible for implementing the Rio Tinto Occupational and Safety standards whenever I was carrying out any maintenance work in the plant.
Responsible for generating computer-based work orders and Hazard Identification and Risk Analysis (HIRA) forms for the performance of maintenance tasks.
I was responsible for filling out the different types of Permit to Work and the actual locking out of machinery before any work could be performed.
Carrying out root cause analysis and troubleshooting plant equipment to eliminate recurrent machine problems and also improve on plant availability.
I carried out major maintenance works on jaw crushers and cone crushers- troubleshooting and repairing the cooling circuit, the hydraulic system, the lubricating system, making daily, weekly and monthly recommended inspections.
I carried out maintenance work on plant items that include centrifugal pumps of the Warman type, multi-stage centrifugal pumps (Grundfos type), mono pumps, jet pumps, hydro-cyclones, variable speed gearboxes, conveyors and vibrating screens.
I participated in the shift system and performed stand-by duties.

I performed alignment of electric motors and either pump/gearbox by the use straight edge/dial test indicator to eliminate misalignments.
I installed new machinery and supervised their commissioning by setting out guidelines and minimum acceptable criteria for standards to be followed.
I carried out condition-monitoring activities in order to reduce pre-mature failure and fatalities and to plan machine outages for major proactive maintenance work.
I inspected, dismantled and overhauled both single-stage and multi-stage centrifugal pumps to replace worn parts and perform mandatory inspections.
Work on pipes and pipe fittings (flanges, steam traps (both mechanical and thermodynamic)), different types of valves (pressure relief valves, safety valves, diaphragm valves etc.)
Work on hydraulic and pneumatic systems (directional control valves, hydraulic pumps and motors, air motors and troubleshooting both hydraulic and pneumatic circuitry).
Work on coal-fired steam boilers, steam driers, calorifiers, washing machines and steam reticulation.
Work on coupling methods such as flange coupling, rubber tyre coupling, fluid coupling, spring coupling, universal joint (UJ) etc.




KEY SKILLS
•Plant installation and commissioning requirements.
•Project planning, costing and execution.
•Formulation and crafting of procedures, vision and mission statements for maintenance departments and or engineering management projects.
•Formulation of engineering budgetary controls to maximize maintenance resources and cut costs.
•Knowledge-based application of reliability technologies and predictive tools to preserve asset value and maximize plant availability by detecting faults before they occur and then plan for equipment outages at convenient times.
•Using condition monitoring techniques and aides to detect deviations in machinery and plan accordingly.
•Ability to read and interpret schematic diagrams, pneumatic circuit diagrams, hydraulic circuit diagrams and basic electrical and electronic circuit diagrams.
•Knowledgeable in predictive technologies such as vibration and acceptance testing criteria, oil analysis, acceptance and severity criteria and thermography.
•The application of engineering design principles to both new and existing plants- fabrication and machining of components for redesign modification projects.
•Troubleshooting using root cause analysis and failure mode effects and criticality analysis.
•Maintenance of plant items that include gearboxes, pumps, conveyors extraction fans, steam boilers (both water and fire tube).
•Repairing a range of mechanical components such as pneumatic valves and pumps, hydraulic valves and pumps, and a whole array of equipment used in pneumatic and hydraulic plants.
•Repairing steam reticulation equipment and water reticulation equipment.




PROJECTS UNDERTAKEN TO DATE
Participated in the installation and commissioning of UHT milk processing and packaging plant and an ICE-CREAM processing and packaging plant at Alpha Omega Dairy. I was the technical and resource person in charge of interpreting and integrating the equipment into the existing installation.