Operations Engineer, Server & Infrastructure (1-Year Contract)

About the role

As an Operations Engineer in the System Team, you will be responsible for the day-to-day operation and reliability of Sea's corporate server and infrastructure platforms across its regional offices. Corporate IT defines technology objectives, assesses solution options and delivers responsive helpdesk service, stable networks and reliable IT systems to employees. This 1-year contract focuses on system operations, patching, monitoring, backup and recovery, incident resolution and operational automation.

Key responsibilities

• Operate and maintain corporate server infrastructure across locations, including virtualisation platforms, Windows and Linux systems and associated services.
• Plan and execute OS, firmware and infrastructure patching, including testing, rollback planning and compliance tracking.
• Manage infrastructure monitoring and alerting so issues are covered, responded to and resolved in time.
• Manage backup operations and recoverability, including verification, scheduled restore testing and recovery checks.
• Administer virtualisation platforms: host lifecycle, capacity management, VM provisioning, inventory and migrations.
• Support Active Directory and identity services, including directory changes, migrations and regional cutovers led by the Engineering team.
• Maintain core Microsoft services (AD DS, DNS, DHCP, NPS) and troubleshoot domain authentication, DNS resolution, DHCP allocation and RADIUS/802.1X issues.
• Investigate and resolve incidents and recurring issues, working with internal teams and vendors.
• Develop scripts in PowerShell, Bash or Python to automate patching, provisioning, reporting and system checks.
• Maintain runbooks, documentation and troubleshooting guides, and implement agreed improvements.
• Take part in scheduled out-of-hours maintenance and the on-call rotation.

Required profile

• Bachelor's degree or higher in Computer Science, Information Technology or a relevant field.
• 2 years of experience operating production server infrastructure in a similar role.
• Hands-on experience with enterprise virtualisation platforms such as Proxmox VE, VMware vSphere and vCenter, or equivalent.
• Experience with patch management and infrastructure monitoring across a server estate.
• Experience administering Windows Server and enterprise Active Directory; Linux administration is highly advantageous.
• Comfortable supporting infrastructure across different locations and time zones, including out-of-hours work and on-call support.
• Strong analytical and troubleshooting skills, good communication skills, initiative and passion for technology.

Required skills

• Virtualisation: Proxmox VE, VMware vSphere and vCenter (or equivalent)
• Windows Server and Active Directory
• Linux administration
• Scripting in PowerShell, Bash or Python
• Backup platforms such as Veeam (advantageous)
• Microsoft, virtualisation or Linux certifications (advantageous)