
Core Systems Engineer
Mountain Warehouse
full-time
Posted on:
Location Type: Hybrid
Location: London • United Kingdom
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About the role
- Monitor and maintain the Server infrastructure (both physical and virtual) and the datacentre environment
- Support server operating systems lifecycle (Windows and Linux) and manage storage platforms (NAS, Azure, object based)
- Work on deploying new systems required by the business, starting from proof of concept trials to full implementation into production
- Look after the database infrastructure (platform-level, not app logic)
- Design, build and maintain Windows servers running on VMware & Nutanix HCI-based platforms with availability, resiliency, and scalability at their core
- Architect and operate Azure-integrated hybrid solutions, including identity, backup, and recovery services
- Support infrastructure requirements for new system builds, platform upgrades, and cloud migrations
- Own and improve backup and disaster recovery strategies across VMware, Nutanix, Azure, and supporting platforms
- Monitor performance, capacity, and health across VMware, Nutanix and Azure platforms, proactively addressing risks
- Maintain high-quality technical documentation, diagrams, and runbooks
- Regularly test and refine disaster recovery and business continuity plans
- Act as a technical escalation point for complex infrastructure incidents
- Ensure systems are patched, hardened, and maintained in line with security and compliance standards
- Participate in an on-call rota and occasional out-of-hours work
Requirements
- 5+ years’ experience in core infrastructure or similar IT engineering roles
- Strong hands-on experience with VMWare, Nutanix HCI (AHV, storage, replication, lifecycle management)
- Strong experience creating Windows group policies, SCCM or Intune for applying settings to server and client estate
- Solid experience designing and operating backup and recovery solutions (e.g. Veeam, HYCU, or similar)
- Strong understanding of disaster recovery, high availability, and business continuity principles
- Strong understanding of enterprise networking concepts
- Experience operating hybrid on-prem / Azure environments
- Microsoft infrastructure expertise, including:
- o Windows Server and Active Directory
- o Azure Entra ID (Azure AD) and Entra Connect
- o Hybrid Exchange / Office 365
- o DNS, IIS, WSUS, certificate authority
- Working knowledge of Azure services, such as:
- o Azure Backup and Site Recovery
- o Azure networking fundamentals
- o Identity and access management, PIM
- Experience with storage technologies (SAN/NAS) and performance tuning
- Strong troubleshooting and analytical problem-solving skills
- Scripting and automation using PowerShell (or similar)
- Relevant certifications (VMware, Nutanix, Microsoft, Azure) are desirable
- **Nice to Have** Experience with some of the following technologies (not required):
- - Broad experience of Azure IaaS and PaaS services
- - Experience of security tools e.g. Rapid7, Tenable, Crowdstrike, Netskope
- - Microsoft SQL Server, including high availability configurations
- - Firewall appliances involving configuring ACLs, NAT rules, raising firewall change tickets
- - Cisco networking technologies
- - Meraki and Ubiquiti SDWAN
- - Data lifecycle management and retention policies
- - Infrastructure monitoring and alerting tools
Benefits
- - Competitive salary and benefits package
- - Hybrid working, 3 days in London based office & 2 working from home
- - Holiday allowance
- - 50% staff discount & 25% for family and friends
- - Pension scheme
Applicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard Skills & Tools
Windows ServerLinuxVMwareNutanix HCIAzurePowerShellSCCMIntuneVeeamHYCU
Soft Skills
troubleshootinganalytical problem-solvingtechnical escalationcommunicationdocumentation
Certifications
VMwareNutanixMicrosoftAzure