Senior Systems Engineer

WD-40 Company

. Shape the infrastructure architecture across servers, Azure, M365, network, identity, and endpoints .

Posted 11/4/2026full-timeMilton Keynes • United KingdomSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive expertise in infrastructure architecture, including Azure, M365, and identity management, while ensuring system reliability and disaster recovery across global operations. Capable of mentoring teams and communicating technical risks to non-technical stakeholders.

Highest-signal resume keywords

Infrastructure ArchitectureMicrosoft AzureDisaster RecoveryNetwork TroubleshootingInfrastructure-as-Code

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Systems EngineeringCloud ManagementRoutingSwitchingVLANsFirewallsVPNsPacket Capture AnalysisBackup SolutionsHigh-Availability Systems

Soft Skills

MentoringJudgmentCommunication

Tools & Technologies

M365Identity ManagementEndpoint ManagementAutomation ToolsCloud Landing Zones

Industry Keywords

Multi-Site EnvironmentGlobal OperationsHardened BuildsGolden ImagesAccess Controls

Tech Stack

Tools & technologies

AzureCloudCyber SecurityFirewallsSwitching

About the role

Key responsibilities & impact

Shape the infrastructure architecture across servers, Azure, M365, network, identity, and endpoints
Own reliability for systems used across all operating time zones, including backup, disaster recovery, and tested failover
Serve as Tier 3 escalation for complex network, server, identity, and cloud problems
Fix root causes of recurring technical issues
Automate provisioning, configuration, patching, and monitoring
Lead migrations, upgrades, and new platform rollouts
Design infrastructure and access controls supporting the company's AI tools
Partner with Cybersecurity on hardening and access
Explain risks and trade-offs to non-technical leaders

Requirements

What you’ll need

UK work authorisation required; visa sponsorship not available
10+ years in infrastructure and systems engineering in a multi-site environment, ideally supporting global operations
Deep, hands-on Microsoft experience across Azure, M365, identity, and endpoint management in a hybrid on-premises and cloud setup
Experience with routing, switching, VLANs, firewalls, VPNs, and site-to-site connectivity
Ability to read a packet capture and find the problem
Experience building hardened builds, golden images, cloud landing zones, and infrastructure-as-code
Experience with backup, disaster recovery, and high-availability work, including running recovery tests
Degree or equivalent experience
Judgment to follow standards, push for exceptions, and escalate appropriately
Ability to mentor engineers and Service Desk staff

Benefits

Comp & perks

Hybrid work arrangement
Current technical certifications are a plus