Holger Giesemann
Account Manager at Sithabile Technology Services- Claim this Profile
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Bio
Experience
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Sithabile Technology Services
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South Africa
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IT Services and IT Consulting
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1 - 100 Employee
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Account Manager
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Sep 2020 - Present
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Altron Systems Integration
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South Africa
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Information Technology & Services
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700 & Above Employee
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Account Manager
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Nov 2008 - Sep 2020
Account Manager Account Manager
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Square One Solutions Group
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IT Services and IT Consulting
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1 - 100 Employee
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Account Manager
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Jun 2007 - Oct 2008
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Gijima
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South Africa
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IT Services and IT Consulting
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700 & Above Employee
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Account Manager
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Jun 2002 - May 2007
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Dimension Data
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South Africa
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IT Services and IT Consulting
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700 & Above Employee
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Account Manager
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Jan 1995 - May 2002
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Aberdare Cables
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Appliances, Electrical, and Electronics Manufacturing
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400 - 500 Employee
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Sales Engineer
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1989 - 1994
Sales of Optical Fibre cabling and related systems. Inspection of sites and designing cable/system layouts. Preparation of quotations, proposals and tenders on cable/optical systems for new and existing accounts. Sales of Optical Fibre cabling and related systems. Inspection of sites and designing cable/system layouts. Preparation of quotations, proposals and tenders on cable/optical systems for new and existing accounts.
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Field Engineer
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1986 - 1989
Maintenance and repair (to component level) of a wide variety of modems and multiplexers. Range of dial-up and leased-line modems include: Racal Milgo, Racal Vadic, Micom, Concorde and Multitech. Range of Multiplexers include: Micom, ISDX 8000, ISDX 9000, statistical and TDM multiplexers, X.25 PADS and Micom data PABX. The use of the Navtel test set, Hewlett Packard protocol analyser and the Tektronix oscilloscope. Liasing with customers on a daily basis. Maintenance and repair (to component level) of a wide variety of modems and multiplexers. Range of dial-up and leased-line modems include: Racal Milgo, Racal Vadic, Micom, Concorde and Multitech. Range of Multiplexers include: Micom, ISDX 8000, ISDX 9000, statistical and TDM multiplexers, X.25 PADS and Micom data PABX. The use of the Navtel test set, Hewlett Packard protocol analyser and the Tektronix oscilloscope. Liasing with customers on a daily basis.
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Senior Technician
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Jan 1981 - Aug 1986
Maintenance and repair (to component level) of a wide variety of modems. Range of dial-up and leased-line modems include: STC, Racal Milgo and Sematrans. The use of the Tektronix 834 Data test set, Tektronix oscilloscope and Wandel & Goltemann Level Tracer. Maintenance and repair (to component level) of a wide variety of modems. Range of dial-up and leased-line modems include: STC, Racal Milgo and Sematrans. The use of the Tektronix 834 Data test set, Tektronix oscilloscope and Wandel & Goltemann Level Tracer.
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Education
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Witwatersrand Technikon
National Diploma, Telecommunications -
Sandown High School
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Rivonia Primary