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# Senior Enterprise Architect

- **Company:** TNS
- **Location:** Sheffield, UK
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Amazon Web Services, Microsoft Azure, Border Gateway Protocol, Cloud Computing, Computer Networks, Software Design Patterns, DevOps, Enterprise Architecture Framework, Identity and Access Management, Multi-protocol Systems, Python (Programming Language), Routing, Network Protocols, Open Shortest Path First (OSPF), Cloud Services, Ansible, TCP/IP, Wide Area Networks, Private Cloud Environment, Data Logging, Google Cloud, Load Balancing, Cloud Platform System, Multi-Cloud, HybridCloud, Git, Cloud Migration, TACACS+ Protocol, Terraform, Open Network Automation Platform, Jenkins
- **Published:** August 17, 2026
- **Apply:** https://www.efinancialcareers.com/jobs-United_Kingdom-Sheffield-Senior_Enterprise_Architect.id24583032

## About the Role

Responsibilities Key Responsibilities Define and maintain enterprise architecture frameworks and standards for global network and cloud domains. Lead strategic planning and roadmap development for physical, hybrid and multi-cloud environments. Advise and consult with Product, Project, and Engineering teams on cloud adoption, network modernization, and digital transformation. Oversee solution evaluation, vendor selection, and customization for network and cloud technologies. Ensure rigorous testing, certification, and security compliance for all network and cloud releases. Provide technical leadership and mentorship to Architecture and Engineering teams. Own documentation, governance, and lifecycle management for enterprise network and cloud solutions. Essential Skills Proven experience architecting and leading large-scale network and cloud transformation initiatives. Deep expertise in public cloud platforms (AWS, Azure, Google Cloud) and hybrid cloud architectures. Strong background in
enterprise network design, including routing, switching, security, and automation. Ability to establish and enforce design patterns, standards, and best practices for cloud and network solutions. Experience with network automation, orchestration, and DevOps methodologies (Terraform, Ansible, Python, Jenkins, Git, etc.). Advanced knowledge of network protocols (TCP/IP, BGP, OSPF, MPLS, SD-WAN, etc.) and security frameworks. Experience with cloud-based load balancing, monitoring, alerting, and logging. Expertise in platform security, governance, and compliance (SCPs, IAM, data protection). Strong documentation, presentation, and stakeholder engagement skills. Experience in vendor evaluation, contract negotiation, and solution customization. Ability to lead cross-functional teams and manage complex projects. Qualifications Desirable Skills Certifications: AWS Solutions Architect, Azure Architect, Google Cloud Architect, CCIE/CCNP, JNCIE/JNCIP, NSE Level 4/5/6/7. Experience with AAA, Tacacs+

## Description

An extraordinarily talented group of individuals work together every day to drive TNS' success, from both professional and personal perspectives. Come join the excellence! Overview The Senior Enterprise Architect - Network & Public Cloud is a strategic leadership role responsible for the design, governance, and implementation of enterprise-wide network and public cloud architectures. This position will drive the development and adoption of innovative solutions, ensuring alignment with organizational objectives and industry best practices. The successful candidate will collaborate with stakeholders across Operations, individual business units, and external partners to define and execute scalable, secure, and cost-effective network and cloud strategies. The role encompasses oversight of migration activities to public cloud platforms (AWS, Azure, Google Cloud), integration with private cloud and on-premises environments, and the establishment of architecture standards and frameworks.


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