Mark McCallum Email & Phone Number
General Manager Group Technology, MTN Group @ MTN
5 free lookup(s).
No credit card required.
Mark McCallum Location
- Johannesburg, GP, ZA
Mark McCallum Work
- 2018 - now General Manager Group Technology, MTN Group @
- 2017 - 2018 Country Manager South Africa @
- 2010 - 2018 CTO, Director and head of Global Solutions for Business Africa @
- 2003 - 2010 Head of Systems Engineering @
- 2001 - 2003 Head of Pre Sales @
- 1998 - 2001 Head of Enterprise Sales Engineering, Middle East and Africa @ Nortel Networks
Mark McCallum Education
- Cape Peninsula University of Technology
Electrical Engineering (Electrical Engineering)
1990 - 1994 - Bergvliet High School 1985 - 1989
Mark McCallum Skills
- Consulting
- Executive Management
- CIO Advisory Services
- Managed Services
- Cloud Computing
- Virtualization
- Routing
- Outsourcing
- Security
- Disaster Recovery
- Business Continuity
- Green IT
- LAN Switching
- Wireless Solutions
- Consultative Selling Style
- Professional Services
- Contact Centre Technology
- Internet Services
- MPLS
- Unified Communications
- Sub-Saharan Africa
- Telecommunications
- Pre-sales
- Enterprise Software
- IT Service Management
- Management
- VoIP
- Big Data Analytics
- Strategy
- Global Services
- Sales Management
- Pre Sales
- Cloud
- Business Development
- Technology Management
- Sub Saharan Africa
- Public Speaking
- Marketing
- Strategic Planning
- Private Clouds
Mark McCallum Summary
- Mark McCallum, based in Johannesburg, GP, ZA, is currently a General Manager Group Technology, MTN Group at MTN. Mark McCallum brings experience from previous roles at Orange Business Services, BT Global Services and Gijima AST. Mark McCallum holds a 1990 - 1994 Electrical Engineering in Electrical Engineering @ Cape Peninsula University of Technology. With a robust skill set that includes Consulting, Executive Management, CIO Advisory Services, Managed Services, Cloud Computing and more. Mark McCallum has 3 emails and 1 mobile phone numbers on RocketReach.
5 free lookup(s).
No credit card required.
If you need more lookups,
subscriptions start at $34 USD/month.
Looking for a different Mark McCallum?
Find contact details for 700 million professionals.
Others Named Mark McCallum
Mark McCallum
Chief Executive Officer
Bethesda, MD, US
Mark McCallum
Chief Executive Officer
Canberra, ACT, AU
Mark McCallum
General Manager Group Technology, MTN Group
Johannesburg, GP, ZA
Top MTN Employees
Kagiso Mothibi
CEO: Fintech @ MTN SA
Johannesburg, GP, ZA
Mark McCallum
General Manager Group Technology, MTN Group
Johannesburg, GP, ZA
Farhad Essop
General Manager: Network Operations
Johannesburg, GP, ZA
Irshaad Gouse
General Manager: Group Digital Transformation and Customer Experience
Johannesburg, GP, ZA
Kagiso Moncho
General Manager: Northern Region - Limpopo | Mpumalanga
Johannesburg, GP, ZA
Ralph Mupita
MTN Group President and CEO
Johannesburg, GP, ZA
How It Works
Get a Free Account
Sign up for a free account. No credit card required. Up to 5 free lookups. 
Search the #1 Contact Database
Get contact details of over 700M profiles across 60M companies - all with industry-leading accuracy. Sales and Recruiter users, try out our Email Finder Extension. 
Use our AI-Powered Email Finder
Find business and personal emails and mobile phone numbers with exclusive coverage across niche job titles, industries, and more for unparalleled targeting. Also available via our Contact Data API. 
G2 Crowd Trusted
300K+ Plugin Users
© 2026 RocketReach.co