Telestonet Ltd
About Telestonet and Khalid Mahmoud
Telestonet Ltd provides specialist secure communications and defence network architecture consulting. The practice is intentionally small: depth, accountability, and direct access to the architect responsible for delivery outcomes.
Authority positioning
Operational Defence Architect
- —Cyber-resilient defence networks
- —Multi-domain communications architecture
- —Architecture determines programme success
- —Defence infrastructure as strategic capability
Proprietary frameworks
- Defence Network Resilience Model
- Multi-Domain Communications Architecture
- Programme Architecture Governance Model
Career trajectory
A path through operational defence engineering, prime contractor programme delivery, and independent architecture practice — aligned to how defence buyers assess credibility.
2019 – Present
Systems & solutions engineer / architect
Telestonet Ltd
- Secure LAN/WAN and DDIL designs
- IL3–IL6 security advice and hardening
- Systems engineering artefacts (ICDs, design packages)
- Programme delivery and technical leadership
Oct 2023 – Apr 2024
Solutions architect
BAE Systems Digital Intelligence
- Tactical CIS design and integration
- Secure defence architecture (IL3–IL6)
- Network migration planning
Apr 2019 – Sep 2023
Network solutions architect
Thales
- Secure network architecture
- Defence communications integration
- Programme technical leadership
Nov 2015 – Mar 2019
Networks technical lead (T26 SI)
BAE Systems
- Secure networking consultancy
- Technical programme leadership
- Defence systems integration
Sep 2007 – Nov 2015
Senior network engineer & project manager
UK Ministry of Defence
- Secure network deployment for operational environments
- Cisco networking architecture
- Systems integration and risk assessments