Take your expertise where it will have real impact and apply today!
Key Responsibilities
- Design, implement, and operate enterprise and service-provider-scale DDI platforms.
- Provide expert-level administration and optimisation of Infoblox DDI solutions and FreeRadius.
- Own DNS architecture, including authoritative and recursive DNS services.
- Manage and optimise DHCP services across large IP estates.
- Deliver robust IP Address Management (IPAM) strategies and operational processes.
- Design, deploy, and support RADIUS-based authentication services for network access platforms.
- Troubleshoot complex DNS, DHCP, IPAM, and authentication issues across production environments.
- Support platform upgrades, migrations, and service improvements with minimal customer impact.
- Collaborate with network, security, and operations teams to ensure resilient service delivery.
- Produce and maintain clear technical documentation and operational runbooks.
- Act as a subject-matter expert for DDI and authentication services across the organisation.
Required Technical Skills and Experience
- Proven contract experience delivering DDI services within ISP, carrier, or large enterprise environments.
- Strong hands-on experience with Infoblox DDI platforms (DNS, DHCP, IPAM).
- Strong hands-on experience with FreeRadius.
- Deep understanding of DNS protocols, architectures, and operational best practices.
- Strong experience designing and supporting RADIUS authentication services.
- Experience operating highly available, distributed network services platforms.
- Excellent troubleshooting skills across Layer 3–7 network services.
- Comfortable working autonomously in remote, production-critical environments.
- Strong documentation and communication skills.
- Experience supporting ISP-scale or carrier-grade networks.
Desirable Skills
- Experience in multi-vendor DDI or authentication environments.
- Exposure to automation, APIs, or scripting around DDI platforms.
- Knowledge of security considerations related to DNS and authentication services.
Working Arrangements
- Fully remote contract role with requirement to travel to Customer site for project related activities.
- Flexible working arrangements aligned to operational requirements.
- Engagement within a highly technical, collaborative engineering environment.
Benefits:
- High-impact contract opportunity within a leading ISP where DDI and authentication services are mission-critical.
- Operate at expert level, influence platform direction, and deliver real-world operational improvements without micromanagement.
Contract Details:
Duration:
- 3 Months
Determination:
- Outside IR35
Location:
- Fully Remote
Start Date:
- ASAP
Salary:
- £600 Per Day - £650 Per Day
