Azisiwe Ngesi
Summary
I Proactive and committed Mechanical Engineering Technologist with over seven years of experience in production and maintenance within the automotive manufacturing sector. I am highly skilled in preventative maintenance (TPM), root cause analysis (FMEA, 5 Whys, Fishbone), fault finding, and improving uptime and cycle times. I have a proven track record of supporting Lean, SHEQ, and continuous improvement initiatives while collaborating effectively with cross-functional teams. I am adaptable, focused, and always ready to take on new engineering challenges in a dynamic environment.
Overview
7
7
years of professional experience
Work History
Maintenance Technician
Mercedes-Benz South Africa
11.2021 - 06.2025
- Company Overview: Contract
- As a Maintenance Technician, I was responsible for repairing and maintaining joining technology machinery to ensure operational efficiency.
- I conducted scheduled preventative maintenance according to job cards and weekly plans.
- I diagnosed mechanical faults and implemented long-term corrective actions using FMEA.
- My efforts improved cycle times and reduced downtime by providing consistent production support.
- I managed spare parts availability and reorder planning, and compiled comprehensive shift reports and maintenance KPIs.
- I also trained operators on equipment use and routine care, while strictly adhering to SHEQ policies and weekend maintenance protocols.
- Contract
Mechanical Engineering Technologist
Mercedes-Benz South Africa
01.2018 - 10.2021
- Company Overview: Contractor
- In this role, I investigated and resolved quality-related issues in the assembly line.
- I applied 5 Whys and Fishbone methods to effectively eliminate recurring faults and standardized and documented process instructions.
- I led and supported Lean Six Sigma improvement projects and liaised with suppliers to ensure part quality and compliance.
- I actively participated in audits, delivering necessary technical documentation and responses, and mentored junior staff on safety, process adherence, and quality checks.
- A key achievement was improving the First Time Correct (FTC) rate at the Combi Station from 78% to 97% by identifying process weaknesses, following defective vehicles to central rework, and engaging directly with operators and team managers to reinforce accountability and feedback loops.
- I also learned and monitored coolant, brake fluid, air-conditioning, and windscreen washer filling processes to pinpoint recurring workmanship issues and implement corrective actions.
- Contractor
Education
BTech - Mechanical Engineering
Walter Sisulu University
01.2020
National Diploma - Mechanical Engineering
Walter Sisulu University
01.2018
Matriculation -
Buchule Technical High School
01.2012
Skills
- Preventative Maintenance
- Corrective Maintenance
- Fault Finding
- Root Cause Analysis
- FMEA
- 5 Whys
- Fishbone diagrams
- SAP iPortal
- Maintenance Planning Tools
- Lean Manufacturing
- Continuous Improvement
- SHEQ Compliance
- Safety Procedures
- Shift Reporting
- Job Card Execution
- Spare Parts Management
- Procurement
- Equipment Uptime Optimization
- Microsoft Office Suite
- Excel
- Word
- PowerPoint
- KUKA Robot
- Problem Solving
- Team Collaboration
- Communication
- Attention to Detail
- Flexibility
- Adaptability
Professional Expertise
Preventative & Corrective Maintenance (TPM), Fault Finding & Root Cause Analysis, Lean Manufacturing & Continuous Improvement, SHEQ Compliance & Safety Procedures, Shift Reporting & Job Card Execution, Spare Parts Management & Procurement, Equipment Uptime Optimization, Basic knowledge of KUKA Robot, Proficiency in Microsoft Office Suite, Experience with SAP and iPortal, Competency in various Maintenance Planning Tools, Problem Solving, Team Collaboration, Strong Communication (both verbal & written), Keen Attention to Detail, High Flexibility & Adaptability
References
- Siphesihle Mtalana, Maintenance Specialist, Milisa Technology, 083 937 1111, smtalana1@gmail.com
- Junior Joseph Lumkwana, Production Team Manager, Mercedes-Benz SA, 081 585 0930, junior.lumkwana@mercedes-benz.com
- Bongani Masika, Mechanical Eng. Technologist, Mercedes-Benz SA, 081 451 1965, bongani.masika@mercedes-benz.com
Personal Information
Available: Immediately
Timeline
Maintenance Technician
Mercedes-Benz South Africa
11.2021 - 06.2025
Mechanical Engineering Technologist
Mercedes-Benz South Africa
01.2018 - 10.2021
BTech - Mechanical Engineering
Walter Sisulu University
National Diploma - Mechanical Engineering
Walter Sisulu University
Matriculation -
Buchule Technical High School
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