Senior Systems Engineer_NL

Gaming Laboratories International (GLI) is looking for a Senior Systems Engineer (IT Generalist – Infrastructure & Operations) to join our IT team in the Netherlands - Haarlem.

Type: Full-Time

Travel: Up to 5%

Who We Are… Wherever there is legalized gambling, jurisdictions have a set of regulations by which manufacturers and operators must adhere to. Any game or system which is released to the public must be able to show that it conforms to the required regulations. To do this, the game or system must be tested. This is where we come in. Since 1989, Gaming Laboratories International (GLI) has been the global leader in the testing and certification of gaming devices and systems. We are proud of our stability and our history of world-class customer service delivery to jurisdictions worldwide.

Role Summary We are seeking a Senior Systems Engineer who operates as a high-performing IT generalist, capable of owning and delivering across a broad infrastructure landscape. This role is responsible for the provisioning, operation, maintenance, and continuous improvement of systems, networks, and services across multiple GLI office locations. The successful candidate will combine deep technical capability with strong ownership, disciplined prioritisation, and the ability to consistently deliver to a high standard.

Key Responsibilities

• Own and manage assigned infrastructure, systems, and applications, ensuring reliability, performance, and security.
• Administer and optimise Cisco networking environments (routing, switching, LAN/WAN performance).
• Manage and support VMware virtualisation platforms, including performance tuning and troubleshooting.
• Maintain core infrastructure services (Windows Server, DNS, DHCP, TCP/IP, enterprise email systems).
• Monitor system health (logs, alerts, performance metrics) and proactively resolve issues before impact.
• Support and operate backup and disaster recovery processes, ensuring data integrity and availability.
• Apply system updates, patches, and configuration changes in line with security and operational standards.
• Lead and contribute to incident and problem management, including root cause analysis and preventative actions.
• Maintain high-quality technical documentation, including system configurations and procedures.
• Provide escalation support and resolve complex technical issues across multiple domains.
• Work closely with internal stakeholders to understand business requirements and deliver effective technical solutions.
• Support global operations, including inter-site connectivity and remote troubleshooting.

Senior-Level Capability (Essential For Success)

• Strong expertise in Cisco networking (routing, switching, troubleshooting).
• Proven capability managing VMware environments at scale.
• Demonstrated advanced troubleshooting capability across multiple technical domains.
• Ability to work independently with limited supervision and deliver consistent results.
• Experience in ITIL practices, particularly Problem Management and service improvement.

Operational Expectations (What Good Looks Like)

• Consistently delivers as a reliable, high-performing individual contributor.
• Effectively prioritises own workload while supporting team members where appropriate.
• Demonstrates strong ownership and accountability for outcomes.
• Applies structured troubleshooting and ITIL-aligned processes.
• Maintains a strong balance between supporting others and delivering personal responsibilities.

Required Qualifications & Experience

• Bachelor’s degree in IT, Computer Science, or equivalent experience
• 5+ years in enterprise IT infrastructure environments
• Strong hands-on experience with:

• Windows Server environments (AD, DNS, DHCP, TCP/IP)
• Backup and disaster recovery systems
• Virtualisation platforms (VMware)

• Strong knowledge of network topology and remote access technologies.
• Strong communi