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Senior IT Infrastructure / Systems Engineer

Flatrock

£70,000
per year
City of LondonRemoteFull Time5-10 years
Posted 6 hours ago

Main responsibilities

  • Design, build, and support corporate networks, servers, storage, telephony, and systems
  • Implement secure, fault-tolerant infrastructure solutions
  • Provide technical leadership and architectural direction across multiple teams
  • Act as an internal escalation point for complex infrastructure issues
  • Plan and execute projects across the infrastructure landscape
  • Lead and participate in infrastructure, systems, and application projects
  • Migrate systems from on‑premise to co‑location and cloud environments
  • Mentor less senior staff
  • Manage vendors for hardware, software, and service troubleshooting
  • Help define and execute enterprise-wide infrastructure strategy
  • Develop solutions supporting international expansion

Requirements

Technical Requirements

  • 8+ years of hands-on experience with enterprise LAN/WAN, servers, and storage
  • Strong experience with routing, switching, firewalls, wireless infrastructure (physical & virtual)
  • Hands-on experience with VMware ESXi, vSphere, and vCenter
  • Experience administering Okta SSO / MFA
  • Extensive experience with Microsoft Server OS and Active Directory
  • Cloud experience with AWS and Azure (cloud-first approach)
  • Disaster recovery and business continuity design experience
  • Microsoft collaboration stack: O365, Teams, SharePoint, OneDrive
  • Strong scripting skills
  • Patch deployment experience
  • Network and systems monitoring experience (plus)
  • Splunk experience (plus)
  • ITIL experience (plus)
  • Linux experience (plus)
  • Cisco Meraki experience (plus

Education & Certifications

  • Minimum AA degree in Information Systems or equivalent experience
  • Cisco certification (plus)
  • O365 certifications (plus)
  • AWS certifications (plus)
  • Windows certifications (plus)

About us

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