Role: Senior Infrastructure Engineer REF 103804
Contract Length: 6 months
Location: Hybrid/Milton Keynes or London, mainly Milton Keynes – 60% in office
IR35: Inside
Pay Rate to Intermediary: Market Rate
Security Clearance: DV requested
Spinwell is recruiting for a Senior Infrastructure Engineer for an excellent opportunity within the public sector.
RESPONSIBILITIES OF THE SENIOR INFRASTRUCTURE ENGINEER
Azure Infrastructure & Hybrid Cloud
- Deploy, configure, and support Microsoft Azure infrastructure services.
- Install and onboard Windows and Linux servers to Azure Arc.
- Configure and manage Azure Arc-enabled servers and associated extensions.
- Support Azure resource management, subscriptions, resource groups, and RBAC permissions.
- Assist with hybrid cloud integration and infrastructure modernization initiatives.
Monitoring & Observability
- Install, configure, and troubleshoot Azure Monitor Agent (AMA) on Windows and Linux servers.
- Configure Azure Monitor, Log Analytics Workspaces, Data Collection Rules (DCRs), dashboards, and alerting solutions.
- Monitor infrastructure performance, availability, capacity, and security events.
- Support operational monitoring and reporting across enterprise environments.
Endpoint Security & XDR Deployment
- Deploy, configure, upgrade, and maintain XDR/EDR agents across Windows and Linux server environments.
- Perform large-scale security agent rollouts using automated deployment methods.
- Troubleshoot agent installation, connectivity, onboarding, and performance issues.
- Ensure endpoint security agents remain compliant and operational across the server estate.
- Support security operations teams with endpoint protection and monitoring requirements.
Windows Server Administration
- Install, configure, administer, and maintain Windows Server environments.
- Manage Active Directory, DNS, DHCP, Group Policy, and certificate services.
- Perform server patching, upgrades, security hardening, and lifecycle management.
- Troubleshoot operating system, application, and infrastructure issues.
Linux Server Administration
- Install, configure, administer, and maintain Linux server environments.
- Manage system services, package repositories, storage, user access, and SSH configurations.
- Perform Linux patching, upgrades, and security hardening activities.
- Troubleshoot operating system, application, and networking issues.
Networking
- Configure and troubleshoot TCP/IP networking in on-premises and Azure environments.
- Support DNS, routing, firewalls, load balancers, VPNs, and proxy services.
- Troubleshoot connectivity issues affecting Azure Arc, Azure Monitor Agent, and XDR agent communications.
- Support Azure networking technologies including:
- Virtual Networks (VNets)
- Network Security Groups (NSGs)
- Azure Firewall
- VPN Gateway
- ExpressRoute
- Private Endpoints
Automation & Platform Engineering
- Automate operational tasks using PowerShell and Bash scripting.
- Support Infrastructure as Code (IaC) initiatives using Terraform, Bicep, or ARM templates.
- Develop deployment and validation scripts for Azure Arc, Azure Monitor Agent, and XDR solutions.
- Maintain technical documentation, standards, and operational procedures.
Security & Compliance
- Implement security best practices and hardening standards across Windows and Linux platforms.
- Support vulnerability remediation, compliance initiatives, and security audits.
- Investigate infrastructure and endpoint security alerts.
- Work closely with Cyber Security, Infrastructure, and Operations teams to maintain secure platforms.
SKILLS/EXPERIENCE OF THE SENIOR INFRASTRUCTURE ENGINEER
Technical Skills
- Strong Microsoft Azure administration and support experience.
- Hands-on experience installing and managing Azure Arc-enabled servers.
- Experience deploying and supporting Azure Monitor Agent (AMA).
- Experience deploying and supporting XDR/EDR security agents.
- Strong Windows Server administration skills.
- Strong Linux server administration skills.
- Knowledge of Active Directory, DNS, DHCP, and Group Policy.
- Strong networking fundamentals including TCP/IP, DNS, routing, VPNs, firewalls, and proxies.
- Experience with PowerShell and Bash scripting.
- Experience with Azure Monitor, Log Analytics, and infrastructure monitoring solutions.
Preferred Skills
- Experience with Microsoft Defender XDR, CrowdStrike, SentinelOne, Cortex XDR, or equivalent platforms.
- Experience with Microsoft Intune, SCCM, Ansible, or other deployment tools.
- Experience with Terraform, Bicep, or ARM templates.
- Knowledge of Microsoft Entra ID and Defender for Cloud.
- Familiarity with DevOps practices and CI/CD pipelines.
- Understanding of ITIL service management processes.
Qualifications
- Bachelor's degree in Information Technology, Computer Science, Cyber Security, or equivalent experience.
- 5+ years of experience in Platform Engineering, Infrastructure Engineering, Cloud Engineering, or Systems Administration.
- Experience supporting enterprise Windows and Linux server environments.
Key Competencies
- Strong troubleshooting and analytical skills.
- Excellent communication and stakeholder management abilities.
- Ability to work independently and within cross-functional teams.
- Strong focus on security, reliability, and operational excellence.
- Proactive approach to automation, monitoring, and continuous improvement.
If you are a Senior Infrastructure Engineer, apply now or send your CV to Spinwell!
We welcome all applications regardless of background, in line with our commitment to diversity, equality and inclusion.
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