David Sim: Email & Phone Number

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Technical Director at GloRep|City of Johannesburg, Gauteng, South Africa

Position:

Technical Director at GloRep

Location:

City of Johannesburg, Gauteng, South Africa

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Last updated: 2026-08-01

Updated: 2026-08-01

Found email addresses for David Sim:

Business emails:

d***d@gljrep.com

Found phone for David Sim:

+27-***-***-5301

A different David Sim?

Work Experience 20 years

Technical Director at GloRep

Feb 2024 - Current

Senior System Engineer at [redacted]

Feb 2021 - Jul 2024

Technical Director at Distro Trading (pty) Ltd ( Previously Trading as Leonet SA (Pty) Ltd )

Mar 2018 - Feb 2021

Technical Director at Leonet SA (Pty) Ltd

Feb 2018 - Mar 2020

Senior Systems Administrator at LeoNET IT

Sep 2006 - Mar 2020

David Sim started working in 2006, then the employee has changed 4 companies and 2 jobs. On average, David Sim works for one company for 4 years 11 months.

Their professional focus is Linux System Administration, Management, and Mikrotik across 3 core areas.

Education

MTCA, MTCRE at MIKROTIK

Roosevelt High

Certificate at SAGE

David Sim Namesakes

Name

Company

Position

David Sim

Republic Polytechnic

Class A Powered-Lift UAV Trainer and Assessor

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David Sim

PropNex Realty Pte Ltd

Associate Group Director

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David Sim

Avery Dennison

Business Manager

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