Colin Zietsman
Kathu,Northern Cape
Summary
Dynamic and results-driven professional with experience in supporting customer inspections and optimizing maintenance processes for heavy machinery, including the Komatsu PC-1250, and PC-3000, PC-4000, PC-5500. Loaders – Komatsu WA 800-3 WA1200-6; CAT 994 and Liebherr 996, 9200.Proven expertise in planning component replacements, budgeting for mining operations, and conducting thorough parts analyses to mitigate component failures. Skilled in compiling comprehensive monthly progress reports on breakdowns and actively participating in BI meetings to enhance equipment availability and reduce downtime. Committed to safety and quality through the preparation of SHEQ safety reports and involvement in Root Cause Failure Analysis (RCFA) meetings to drive continuous improvement initiatives.
Overview
12
12
years of professional experience
2015
2015
years of post-secondary education
1
1
Certification
Work history
TSR
Bia Group DRC
DRC, Africa
12.2025 - Current
- Carried out day-to-day duties accurately and efficiently.
- Quickly learned and applied new skills to daily tasks, improving efficiency and productivity.
- Successfully delivered on tasks within tight deadlines.
- Demonstrated respect, friendliness and willingness to help wherever needed.
- Pc5500 PLC experience: Fault finding electrical including CODESYS, Hydraulic fault finding (Old blank off style and thermal imaging, Servicing, Maintenance, Preventative Maintenance, Inspections/ Reports, Ordering Parts, Fitting parts and service news, PM Clinic, LCC/ Rebuilding/ Removing and fitting of all major components,
- Used critical thinking to break down problems, evaluate solutions and make decisions.
- Oversaw daily operations to achieve high productivity levels.
- Supported team by demonstrating respect and willingness to help.
Millwright
ASSMANG KHUMANI
Kathu, Northern Cape
06.2021 - 11.2025
- Responsibilities: Millwright, Maintenance and breakdown on PC4000; PC5500; Liebherr 996; 9200; CAT994 CAT740 ADT
- Tel: +27745837875
- Contact: Damian Joseph (Forman King Loading)
- Improved machine durability by recommending appropriate lubrication schedules.
- Responded promptly to breakdown calls ensuring minimal disruption to operations.
- Troubleshot mechanical issues, resulting in minimised downtime.
- Replaced worn-out components quickly without compromising quality.
- Ensured plant efficiency with regular maintenance on machinery.
- Performed preventative maintenance on machines increasing their lifespan.
- Diagnosed equipment issues by analysing error messages and testing results.
Millwright
KOMATSU
Postmasburg, Northern Cape
12.2015 - 06.2021
- Responsibilities: Millwright, Maintenance and breakdown on PC3000; PC1250; WA1200 WA800; 375 Dozer; 785 Haul truck; 730 Haul truck
- Tel: +27823493285
- Contact: William Scott (Senior Operations Manager: Kolomela)
Millwright
VR Steel
Potgietersrus, Limpopo
04.2015 - 12.2015
- Responsibilities: Millwright, Maintenance and breakdown on WK55 TZ rope shovel
- Tel: +27823917655
- Contact: Charles Pullford (Foreman)
Supervisor
GSR Electrical & Control
Newcastle, KwaZulu-Natal
01.2014 - 12.2014
- Responsibilities: Supervisor 2014 Arcelor Mittal Newcastle 2014 reline, responsible for contracting teams of 1-10 people at any given time, consisting of fitters, electricians, welders, boilermakers and artisan
- Tel: +27828074516
- Contact: Garry Radford
Education
Millwright section 13 - Trade Certificate
Grovos Training centre, Exxaro Grote Geluk
Lephalale, Limpopo 01.2010 - 12.2013
Certificate of Higher Education - Engineering N3
Majuba College Newcastle
Newcastle, KwaZulu-Natal 01.2010 - 12.2010
Grade 12 - Afrikaans, English, Mathematics, Engineering Science, Electro - technology, Industrial Electronics, Mechanotechnics
Damelin, Majuba College Newcastle
NewcastleHigh School - Business
Ferrum High School
Ferrum High SchoolSkills
- Leadership skills
- Teamwork
- Problem-solving
- Hydraulics
- Pneumatics
- PLC- Siemens
- AC/DC
- Valves / Pumps
- Installing and Commissioning of new installations
Certification
- Certificate Millwright
- Overhead crane licence, forklift licence, working at heights, first aid level 1
- Telescopic boom handler, Truck mounted crane licence, Basic firefighting
Timeline
TSR
Bia Group DRC
12.2025 - Current
Millwright
ASSMANG KHUMANI
06.2021 - 11.2025
Millwright
KOMATSU
12.2015 - 06.2021
Millwright
VR Steel
04.2015 - 12.2015
Supervisor
GSR Electrical & Control
01.2014 - 12.2014
Millwright section 13 - Trade Certificate
Grovos Training centre, Exxaro Grote Geluk
01.2010 - 12.2013
Certificate of Higher Education - Engineering N3
Majuba College Newcastle
01.2010 - 12.2010
Grade 12 - Afrikaans, English, Mathematics, Engineering Science, Electro - technology, Industrial Electronics, Mechanotechnics
Damelin, Majuba College Newcastle
High School - Business
Ferrum High School