Senior Network Engineer

Purpose of this role

The Senior Network Engineer is responsible for the design, implementation, optimisation, and support of the Athora enterprise network infrastructure across on-premises and cloud environments. The role ensures the delivery of secure, resilient, and high-performing network services aligned to business and regulatory requirements.

The successful candidate will be tasked with owning the Athora Group Network Environment and all Network projects associated with it. In addition, the role will provide operational oversight and act as the level 4 escalation SME for all Network operations issues.

This is both a hands-on and strategic role offering the successful candidate a unique opportunity to manage an extensive network operations environment whilst also playing a major role in Athora’s network and IT strategy.

Key Responsibilities

Network Architecture & Design

• Design and implement scalable, secure, and resilient network solutions (LAN, WAN, SD-WAN, cloud networking).

• Define network standards, architecture diagrams, and technical roadmaps.

• Lead network transformation initiatives (e.g., cloud adoption, zero trust frameworks).

• Contribute significantly to the Athora Network & IT Strategy

Operations & Support

• Provide Level 3-4 support for complex network incidents and problems.

• Ensure high availability and performance of network infrastructure

• Oversee monitoring, alerting, and capacity management of network services.

Security & Compliance

• Implement and maintain network security controls (firewalls, VPNs, IDS/IPS, segmentation).

• Ensure compliance with regulatory requirements (e.g., DORA, GDPR, ISO 27001).

• Support vulnerability management, patching, and security incident response.

Cloud & Modern Networking

• Manage and optimise networking in cloud environments (Azure, AWS).

• Implement hybrid connectivity solutions (ExpressRoute, VPN gateways).

• Support cloud-native networking and micro-segmentation strategies.

Change & Project Delivery

• Lead network-related projects and contribute to broader infrastructure programmes.

• Manage network changes in line with ITIL change management practices.

• Collaborate with vendors and third-party providers.

Documentation & Governance

• Maintain accurate network documentation (HLD/LLD, runbooks, SOPs).

• Contribute to DR/BCP planning and testing.

• Support internal and external audits with required network evidence.

Personal Capabilities Required

• Driven to achieve excellent standards of work. High standards of accuracy.

• Strong communicator with ability to coordinate and collaborate across areas, both verbally and in writing.

• A proactive attitude and strong service ethic.

• Strong team player and ability to interact with colleagues at all levels.

• Gather information and probe for facts. Weigh up options and produce practical and workable solutions within the overall defined architecture solution.

• Ability to react to changing priorities and work unsupervised.

• Good project management skills (formal or informal)

• Good time management, estimation skills and an ability to work to tight deadlines.

Functional or Technical Knowledge and Skill Required

• Expert in WAN and LAN Network Technologies

• Expert in Network Security Appliances

• Strong Knowledge of CheckPoint Firewalls, Cisco and Meraki Switches and Wireless Access Points

• Strong Knowledge of Tufin network management

• Highly experienced in network capacity analysis and troubleshooting

• In-depth knowledge of Cisco ISE solution

• Strong knowledge of Hyperscale networking (Azure / AWS)

• Strong knowledge of Infrastructure security and Infra security tools

• Experience as technical liaison for third party service/system providers

• Experience of project delivery (planning, analysis, implementation)

• Exposure to Zero Trust Network Architecture (ZTNA).

• Experience with SASE platforms.

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