Schalk Willem Grimbeek
Pretoria
Summary
Knowledgeable Jumbo operator with solid background in operating drilling jumbo machinery safely and efficiently. Proven ability to navigate challenging mining conditions and contribute to successful project completions. Demonstrated expertise in equipment maintenance and team coordination.
Overview
2026
2026
years of professional experience
1
1
Certification
Work History
Drilling Specialist
Umm
Phalaborwa PMC
02.2025 - Current
- Followed all company policies and procedures to deliver quality work
- Do proper pre starts and maintain the the necessary parts.
- Reach daily target safely.
- Executed drilling tasks using Sandvik DL321 DL2720 and Resemin XP 55 rigs
- Utilized Dd321/421 rigs for drilling operations.
Jumbo Operator Expat
Koidu
11.2021 - 12.2024
- Executed installation of mesh and split sets utilizing Sandvik DD431/321 rocket boomer 282.
- Conducted precise marking and drilling operations on development sites.
- Maintaining machine
- Ensured adherence to safety protocols.
Long Hole Specialist
Umm
Cullinan Diamond Mine
04.2017 - 02.2021
Precise drilling of long hole drilling using a resemin xp 55 and Sandvik solo rigs.
Possess extensive knowledge of long hole drilling.
Monitored rig performance to maintain efficiency and safety standards.
Safety oriented.
Multi Skilled Operator
Petra Diamonds
- Conducted risk assessments prior to beginning each task, ensuring proper mitigation measures were implemented as necessary.
- Enhanced job site safety by adhering to strict safety protocols and industry regulations during equipment operation.
- Provided on-the-job training to newly hired workers and team members.
Education
Gr 12 - Senior Certificate
Hs Akasia
12.2010
Skills
- Able to operate a wide variety of drill rigs and long hole rigs
- Dd421 Dd321 Dd210 Ds311 dl321 dl421 dl2720 resemin raprot xp55 Atlas Copco rocket boomer 282 281 s1l
- Loaders caterpillar 1300g 1600g 1700g sandvik lh514
- Communication and teamwork
- Stress tolerance
- Continuous improvement mindset
- Drilling expertise
- Problem-solving capacity
- Safety protocol adherence
- Ground support installation
- Jumbo operation proficiency
Certification
DD 421/321
DD210
DS 311
DL321/421/2720
RESEMIN Raptor XP 55
Atlas Copco rocket boomer 282/281/S1L
Comp A/B/C.
Timeline
Drilling Specialist
Umm
02.2025 - Current
Jumbo Operator Expat
Koidu
11.2021 - 12.2024
Long Hole Specialist
Umm
04.2017 - 02.2021
Multi Skilled Operator
Petra Diamonds
Gr 12 - Senior Certificate
Hs Akasia