Network Reliability Engineer

Domestic & General is a company with an ambitious future. We are expanding our horizons and entering new markets and we need your expertise to help make it happen. We are an international company who works with some of the worlds most respected and well-known brands of domestic appliances and electronic consumer goods. These opportunities don’t come around often, so this really is a position not to be missed.

About the role

Domestic & General is transforming from a traditional IT department into a modern, highly automated, product-led, DevSecOps-powered insurance business.

We are seeking a Senior Network Reliability Engineer with deep expertise in Azure networking, hybrid connectivity, and enterprise network resilience. This role will ensure the availability, performance, and security of our global network infrastructure, spanning cloud-native, hybrid, and on-premises environments.

The ideal candidate will design and implement scalable, secure, and automated network solutions, leveraging Infrastructure as Code (IaC), monitoring, and self-healing practices. You will play a key role in modernising network operations, embedding automation, and ensuring compliance with regulatory and security standards. 

Ensures network reliability and resilience, directly supporting D&G’s digital transformation.

Enables secure, performant connectivity across cloud and on-premises platforms, underpinning customer-facing services.

Drives automation and observability in network operations, reducing manual intervention and operational risk.

Key Responsibilities

• Design, implement, and maintain Azure and hybrid network infrastructure ensuring high availability, performance, and security.

• Automate network provisioning and configuration using Terraform, Bicep, and Ansible.

• Implement robust monitoring and alerting for network health, latency, and security events.

• Collaborate with Security teams to embed Zero Trust, segmentation, and compliance controls.

• Optimise network performance and cost, including ExpressRoute and bandwidth utilisation.

• Lead root cause analysis for network incidents and implement long-term fixes.

• Contribute to disaster recovery and business continuity planning for network services.

• Stay current with emerging network technologies (SASE, SD-WAN, cloud-native firewalls).

• Document network designs, standards, and operational procedures.

• Act as a subject matter expert for network-related escalations and architecture reviews.

Knowledge and Expertise

• Deep expertise in Azure networking (VNets, Private Link, Application Gateway, Front Door, Load Balancers, Firewall, NSGs/ASGs).

• Strong understanding of hybrid connectivity (ExpressRoute, VPN, SD-WAN, MPLS).

• Proficiency in network automation and IaC (Terraform, Bicep, Ansible).

• Skilled in network monitoring and observability (Azure Monitor, Log Analytics, Grafana, Datadog).

• Knowledge of network security (Zero Trust, segmentation, DDoS protection, WAF).

• Experience in resilient design (HA, DR, failover, chaos testing for networks).

We offer lots of great benefits! Some of which include:

• Competitive salary and annual discretionary bonus

• 25 days annual leave plus bank/public holidays, as well as an annual option to buy up to 5 additional days of annual leave

• Training opportunities as well as clearly defined career progression

• Health cash plan – employer funded cover to enable you to claim money back on essential healthcare costs, including dental, optical, physiotherapy and many more. Cover also includes unlimited access to a 24/7 virtual GP service

• Attractive company pension scheme

• Life assurance – employer funded cover of 4x basic salary

• Dedicated online benefit portal offering access to saving and lending facilities, financial wellbeing and support services

• Salary Finance – access to savings and borrowing through payroll

• Car Leasing – access to a carbon neutral salary sacrifice car leasing scheme, with an all-inclusive monthly cost covering all charge, taxes, insurance, repairs and maintenance on a range of brand new vehicles

• Travel Loans – interest free loans to help spread the cost of annual travel tickets

• Cycle to Work – tax efficient bike and cycling equipment worth up to £1,000

• Health & Wellbeing – discounted gym membership, online virtual workout sessions, online culinary classes

• OnHand – Giving you the opportunity to be an Eco & Social volunteer via a handy app. Volunteer individually or in groups to get involved in Youth Mentoring, Food Poverty, Homelessness & Elderly help

• Employee Assistance Programme – specialist advice and support on issues such as finance, relationships, illness and family issues

• Free Domestic & General protection plan – one free plan each year with access to discounted rates of up to 50% on additional plans, including referrals for family and friends

If you're a current D&G employee applying for an internal role, please ensure your Career Profile in Workday is up to date before submitting your application.

Don't forget to download and attach your Talent Card to showcase your skills and experience. This is a required part of your application.

Domestic & General are an equal opportunities employer which means we treat people fairly. We welcome applications from all suitably skilled persons regardless of their gender, age, race, disability, ethnic background, religion/belief, sexual orientation, gender reassignment or marital/family status.

Please note that we have a thorough referencing process, which includes criminal record checks.