Infrastructure Manager

Neoci Ltd

Southampton

Hybrid

GBP 80,000 - 85,000

Full time

4 days ago

Be an early applicant

Application generator

A complete application in a minute — tailored resume and cover letter, ready to send.

Get past ATS filters

Job summary

Neoci Ltd. is seeking an Infrastructure Manager to own and lead the carrier-grade network estate across four sites in a hybrid Southampton-based role. You will manage BGP, RIPE resources, peering, and carrier relationships while directing a small team of two engineers.

The role focuses on network reliability, performance and resilience, with governance and standards across the infrastructure estate. Expect hands-on leadership and escalation handling.

Qualifications

Advanced IP networking in carrier/ISP production environments.
Deep hands-on BGP experience with traffic engineering and live incident recovery.
RIPE resource management and IP administration.
Proven people management experience.
Strong operational governance, change control and incident management.
High standards of production documentation.

Responsibilities

Own and operate the core IP network across all points of presence.
Manage BGP within our ASN, including peering policy, prefix filtering, traffic engineering and failure recovery.
Manage RIPE resources, IP allocations and routing policy.
Maintain peering and interconnects including LONAP, LINX and private links.
Configure and maintain MikroTik and Juniper routers and switches.
Own carrier/provider relationships, escalations and service performance.
Lead network-level incident response and post-incident RCA.
Directly manage two infrastructure engineers with line management responsibilities.
Run regular 1:1s, stand-ups and operational reviews.
Set priorities, workloads and team schedules.
Manage holidays and ensure adequate operational cover.
Conduct performance reviews and support professional development.

Skills

Advanced IP networking

BGP & traffic engineering

MikroTik RouterOS

Juniper Junos

RIPE IP management

People management

Operational governance

Network documentation

Tools

Proxmox

Docker

Virtualisation

Job description

Infrastructure Manager

Southampton / Hybrid

£80,000-£85,000

Role Summary

We are a telecommunications provider operating carrier-grade, on-premise infrastructure across four interconnected sites. We maintain our own IP space through RIPE, operate our own ASN and deliver business-critical unified communications and telephony services.

We are looking for an Infrastructure Manager to take senior ownership of our entire network estate and lead the infrastructure team. This is a hands-on leadership role, responsible for network reliability, performance and resilience, as well as team management, operational governance and technical standards.

You will personally own the network, from BGP, RIPE and peering through to routers, switches and carrier relationships, while leading a team of two engineers.

The Environment

Carrier-grade, bare-metal infrastructure across four interconnected sites
Fibre ring topology with geographic resilience
Minimal public cloud usage
Business-critical telecoms and UC services
Growing infrastructure team requiring strong technical leadership

Key Responsibilities

Network Ownership

Own and operate the core IP network across all points of presence
Manage BGP within our ASN, including peering policy, prefix filtering, traffic engineering and failure recovery
Manage RIPE resources, IP allocations and routing policy
Maintain peering and interconnects including LONAP, LINX and private links
Configure and maintain MikroTik and Juniper routers and switches
Own carrier/provider relationships, escalations and service performance
Lead network-level incident response and post-incident RCA

Team Leadership

Directly manage two infrastructure engineers with full line management responsibility
Run regular 1:1s, stand-ups and operational reviews
Set priorities, workloads and team schedules
Manage holidays and ensure adequate operational cover
Conduct performance reviews and support professional development
Identify and reduce knowledge and capability single points of failure
Mentor engineers and build a culture of ownership and continuous improvement

Operational Governance

Own and enforce change management across infrastructure
Maintain incident, escalation and major incident procedures
Act as senior escalation point for P1 and P2 incidents
Drive post-incident reviews, RCA and corrective actionsEnforce standards for backups, patching, vulnerability remediation and access control
Oversee disaster recovery and failover testing

Documentation & Standards

Maintain accurate network diagrams, runbooks, SOPs and recovery documentation
Set documentation standards across the infrastructure team
Coordinate and sign off DR and failover testing
Provide senior support for managed customer networks, including Cisco, TP-Link Omada and DrayTek

Architecture & Collaboration

Work closely with DevOps and service teams on infrastructure strategy
Review and approve architecture proposals and business cases
Represent infrastructure operations in leadership meetings and, where required, present proposals to the board
Provide senior technical input into complex customer network projects and multi-site deployments

Southampton Production Site

Our Southampton office is a secondary production environment, hosting compute infrastructure alongside the business network. It is managed to data-centre standards and forms part of the wider infrastructure estate.

You will:

Own the office network and ensure appropriate reliability, segmentation and resilience
Coordinate network work with the Head of Technical Services
Act as senior technical authority for network issues at the site
Support complex, high-value customer network deployments alongside technical and sales/solutions teams

Telecommunications Platforms

Support core telephony and UC platforms and maintain high availability
Lead operational stability and migration readiness across platform layers
Act as senior escalation point for platform incidents affecting service continuity

Performance Measures

Success will be measured against:

Network uptime and agreed SLA targets
P1/P2 incident MTTR and restoration times
Change success rate and reduction in failed production changes
Completion and quality of critical documentation
Quality and timely closure of RCAs and corrective actions
Infrastructure team performance, development and operational discipline

An annual performance bonus is linked to network uptime and operational KPIs. Deductions apply only to outages or service-impacting incidents within the Infrastructure Manager's direct control; third-party provider failures, force majeure and demonstrably external factors are excluded.

Required Experience

Advanced IP networking within carrier, ISP or equivalent production environments
Deep hands-on BGP experience, including traffic engineering, redundancy and live incident recovery
Strong MikroTik RouterOS and Juniper Junos experience
RIPE resource management and IP administration
Proven people management and direct line management experience
Strong operational governance, change control and incident management experience
High standards of production documentation
Experience managing carriers and third-party network providers

Desirable