Infrastructure Engineer

Job summary

The Infrastructure Engineer role is essential for operating, securing, and enhancing technology services within a multi-site manufacturing environment. Responsibilities include troubleshooting and optimizing LAN, WAN, WLAN, and internet services, configuring enterprise networking components, and managing Microsoft infrastructure such as Windows Server and Active Directory to ensure robust production services.

Qualifications

• Typically 3-5 years of relevant experience in enterprise infrastructure, networking or security operations.
• Strong understanding of TCP/IP, VLANs, subnetting, DNS, DHCP, routing, switching, Wi-Fi and common network troubleshooting methods.
• Hands-on experience with enterprise firewalls, VPNs, network segmentation, access control and secure remote access.
• Experience supporting Microsoft server, identity, collaboration and endpoint technologies in an enterprise environment.
• Working knowledge of security monitoring, vulnerability remediation, endpoint protection, identity controls and incident response.
• Comfortable using monitoring, packet capture, log analysis and command-line tools to isolate complex faults.
• Experience working with third-party support providers, telecoms carriers and technology vendors.
• Clear written documentation and the ability to explain technical risk and options to both technical and non-technical stakeholders.

Responsibilities

• Operate, troubleshoot and improve LAN, WAN, WLAN, internet and remote-access services across a multi-site environment.
• Configure and support enterprise switching, routing, firewalls, VPNs, wireless networks, network access control and related monitoring platforms.
• Investigate network and security alerts, determine impact and priority, coordinate containment or remediation, and maintain clear incident records.
• Support vulnerability management, secure configuration, patching, certificate lifecycle, access reviews and remediation of audit findings.
• Administer and improve core Microsoft infrastructure, including Windows Server, Active Directory, Microsoft Entra ID, Microsoft 365, endpoint management and virtualised services.
• Use monitoring, logging and SIEM data to identify faults, security concerns, performance trends and opportunities for proactive improvement.
• Deliver infrastructure upgrades, site deployments and lifecycle projects from design through implementation, testing, handover and documentation.
• Provide technical escalation for complex incidents and work with service providers and vendors to restore service within agreed priorities.
• Maintain accurate network diagrams, asset information, configurations, operating procedures, recovery documentation and knowledge articles.
• Apply change control, least privilege, defence-in-depth and secure-by-design principles to operational work and project delivery.
• Contribute to disaster recovery and business continuity exercises and support the analysis of service failures and corrective actions.
• Share knowledge with colleagues and provide practical guidance to site IT teams and junior engineers.

Skills

Certifications

Degrees

Travel

Industry

Relocation