My career has been mainly focused on supporting large, complex global networks (Cisco, Juniper based) for major corporate, blue chip companies throughout Europe as below.

Munich, Germany – Amadeus GmbH

Amsterdam, The Netherlands – AT&T, British Telecom, KPN Qwest, SWIFT, UPC, Chello, Versatel / Tele2

Brussels, Belgium – IBM, AT&T, Getronics, ING Bank

Vienna, Austria – IMMOFINANZ AG

As well as technical activities I also have experience in areas including following ITIL processes, maintaining standards and change control procedures, supplier liaison and management, Invitation to Tenders (ITTs), service delivery, bid processes, quality control, people management, production of technical and functional specifications, network design, project leading small development / implementation teams, training staff and evaluation / acquisition of hardware/software.



  • Management, design and installation of company wide LAN, WAN, network segmentation and internet connectivity.
  • Optimising network performance and reliability by maintaining hardware and software, analysing technical issues and ensuring availability to system users.
  • Implementation of effective security measures to protect data, software, and hardware
  • Execution of maintenance window changes for multiple locations, performing troubleshooting of routing and switching issues
  • Application of routing changes (BGP, OSPF, EIGRP, etc.) to improve network and system performance.
  • Design, configuration and installation of various Data Centre Network Devices to support business requirements.
  • Effectively resolve routing issues within multiple contexts of the Cisco ASA firewall
  • Optimisation of weekly and monthly network performance statistics and reports for Management teams using Splunk>.

Cisco, Juniper Routing & Switching

Cisco ASA Firewall devices

Cisco ISE

Site to Site VPNs

Splunk SIEM

Cacti, MRTG, Nagios

AlgoSec Firewall Analyser

AlgoSec Fireflow

IronPort ESA & WSA

internet Services

data security

network services

(C) Copyright William Peters 2024

All trademarks and logos acknowledged. E&OE.