Senior Microsoft & Cloud Systems Administrator

Visa Visa · Fintech · Cambridge, United Kingdom, United Kingdom

This role is for a Senior Microsoft & Cloud Systems Administrator at Visa (working for Featurespace, a Visa company). The primary focus is on maintaining and improving on-prem and Cloud Infrastructure, including MS Systems, AD, Azure, MS365, AWS, and backup technologies. Responsibilities include system configuration, maintenance, incident management, and service improvement projects. Experience with enterprise Microsoft servers, cloud platforms (Azure, AWS), scripting (Powershell, Python), and ITSM is required. Experience in audited environments (PCI DSS) is a plus.

What you'd actually do

  1. MS System configuration and support meeting best practice, InfoSec, policy and contractual requirements
  2. Systems maintenance, support, monitoring, audit, and reporting
  3. Reactive incident-management, monitoring, and alerting
  4. Proactive service improvement projects

Skills

Required

  • Enterprise Microsoft server (2012 > 2025) architecture, installation, hardening, troubleshooting, patching and operational maintenance
  • AD, Hyper-V, RDS, Azure, MS365, Teams, Sharepoint, WSO, AWS, MFA, SSO, Conditional Access management & optimisation
  • Veeam backup technologies (local, Azure, AWS)
  • Automated OS & Application Patching technologies
  • Enterprise Storage technologies: SAN & NAS (QSAN, DELL)
  • DataCentre monitoring & out-of-band hardware management
  • Automation & scripting (Powershell, Ansible, VB, Python)
  • IT Service Management; Incident, Change & Configuration Management
  • Process-driven ITSM tooling (Jira, ServiceNow or similar)
  • Structured troubleshooting methodologies
  • Third-party support provider management
  • Authoring clear technical & user-facing documentation
  • Disaster Recovery scenario-testing & process improvement

Nice to have

  • DevOps / CICD environments
  • LAN / WAN & TCP/IP Networking troubleshooting
  • Other virtualisation platforms such as OpenStack, VMWare etc
  • Linux operating systems
  • matrix-managing or leading teams through example
  • Experience within a 24x7 support operation

What the JD emphasized

  • meeting best practice, InfoSec, policy and contractual requirements
  • audited (PCI DSS or equivalent) environment