Colt provides network, voice and data centre services to thousands of businesses around the world, allowing them to focus on delivering their business goals instead of the underlying infrastructure.

Why we need this role

We are looking for a Security Architect specialising in Cloud Security and Secure Access to join the Security and Resilience – Security Architecture team.
This role acts as a subject matter expert across cloud security architecture (IaaS/PaaS) and secure access technologies, with a primary focus on Azure and GCP environments and Colt’s strategic Zscaler platform (ZIA / ZPA).
The successful candidate will work closely with Security Engineering, SOC, Threat Intelligence and Risk functions, as well as wider technology teams (Cloud Engineering, Network Engineering, Service Delivery), to design and implement secure, scalable and Zero Trust-aligned architectures.
The role combines:
- Security architecture and design across cloud platforms and access layers
- Security assurance, governance and integration
- Strategic engagement across Colt’s hybrid technology estate





You will play a critical role in driving:
- Secure cloud adoption across Azure and GCP environments
- Zero Trust Network Access (ZTNA) via Zscaler (ZIA / ZPA)
- Integration of identity, access and network security controls
- Consistent, secure access to applications, services and data across a distributed enterprise

What you will do
- Act as the security architecture authority for cloud and secure access solutions, with a focus on Azure, GCP and Zscaler platforms
- Define and maintain the target architecture for cloud security and secure access, aligned to Colt’s Zero Trust principles
- Design and implement secure architectures for IaaS and PaaS environments, ensuring appropriate controls across networking, compute, storage and identity layers
- Lead the design and implementation of Zscaler Internet Access (ZIA) and Zscaler Private Access (ZPA) solutions to enable secure user-to-internet an

📌 Security Architect (España)
🏢 Colt Technology Services
📍 España