Principal Windows Systems Engineer
The Goal We are looking for a Principal Windows Infrastructure Engineer to own and evolve our global Windows, virtualization, server, storage, and backup infrastructure. This is a senior hands-on technical role with responsibility for architecture, planning, operations, lifecycle management, standards, and continuous improvement across Windows systems, virtualization platforms, enterprise hardware, storage arrays, backup platforms, and core infrastructure services.
- Own the global Windows server infrastructure, including design, operations, maintenance, and lifecycle management.
- Own the virtualization environment, including VMware Cloud Foundation, vCenter, and Hyper-V.
- Own enterprise systems hardware, including server, storage, and backup platforms.
- Lead infrastructure architecture, planning, standards, and technical roadmap activities.
- Act as the senior escalation point for complex infrastructure incidents and problems.
- Administer Windows Server, Server Core, Active Directory, DNS, DHCP, and Group Policy.
- Develop PowerShell automation for operations, reporting, deployment, and maintenance.
- Manage Dell PowerEdge and HPE ProLiant server platforms.
- Manage enterprise storage platforms, including NetApp and HPE MSA arrays.
- Own backup and recovery platforms, preferably Veeam.
- Contribute to disaster recovery, restore testing, and business continuity planning.
- Perform patching, upgrades, hardening, firmware updates, and capacity planning.
- Monitor availability, performance, capacity, backup status, and system health.
- Improve infrastructure stability, security, scalability, recoverability, and efficiency.
- Define and maintain technical documentation, procedures, standards, and runbooks.
- Work closely with network, security, application, vendor, and service provider teams.
- Participate in on-call / standby support duties.
- 6+ years of experience in Windows systems administration in large-scale environments. (required)
- Strong ownership experience across Windows infrastructure, virtualization, servers, storage, and backup. (required)
- Strong knowledge of Windows Server, including Windows Server Core. (required)
- Strong experience with Active Directory, DNS, DHCP, Group Policy, LDAP, and authentication services. (required)
- Advanced PowerShell scripting and automation skills. (required)
- Strong experience owning VMware Cloud Foundation, vCenter, and/or Hyper-V environments. (required)
- Strong experience with enterprise server hardware, especially Dell PowerEdge and HPE ProLiant. (required)
- Strong experience with enterprise storage platforms, especially NetApp and HPE MSA. (required)
- Strong experience with enterprise backup and recovery platforms, preferably Veeam. (required)
- Good understanding of TCP/IP, VLANs, routing, subnetting, VPNs, and firewalls. (required)
- Solid knowledge of DNS, HTTP/HTTPS, LDAP, SMTP, SNMP, WMI and TLS/SSL. (required)
- Experience with monitoring tools such as Nagios, Zabbix, or Grafana. (required)
- Experience with Tanium or similar configuration/deployment tooling. (required)
- Experience with Azure or AWS. (required)
- Understanding of ITIL practices and change management processes. (required)
- Strong troubleshooting, planning, documentation, and communication skills. (required)
- Experience with acquisitions, mergers, migrations, or infrastructure integrations. (nice-to-have)
- Microsoft, VMware, Veeam, ITIL, Azure, or AWS certifications. (nice-to-have)
- Experience in global, multi-site, or data center environments. (nice-to-have)
- Experience defining infrastructure standards, roadmaps, lifecycle plans, and backup/recovery strategies. (nice-to-have)
- Collaborative hybrid office environment with our team members at least 2 days per week.
- Attractive benefits.
- Open and supportive environment.
- Modern and exciting workplace.
- The opportunity to interact with global teams on a regular basis as you and our business continues to develop & grow.
- Tangible and genuine development.
- Flexible working.
OpenBet is a leading business-to-business sports betting technology company, supplying sportsbook, betting-engine and content products to more than 200 operators worldwide. Originally part of Scientific Games (now Light & Wonder), it was acquired by Endeavor in 2021 and, in 2025, became independent again through a management buyout under OB Global Holdings. The company powers high-volume sports betting for major lottery and gaming operators with a modular, scalable platform. It is headquartered in London, with offices across the globe.